Drz400 leak down test Did the results get better? If so you need rings. Dec 12, 2018 · Apply air to the tester: Connect compressed air to the leak-down tester. Advantages to a Leak down test Vs a compression test. Had it since 04' mods are in sig. though with the auto decompresser it is a bit lower then expected unless you spin it at full starting speed. Dec 21, 2021 · With a freshly charged batt got it upto 150psi. I wanted to do the compression leak test and for that had to remove stuck crank case cover plug. By Nathan Kruse, February 23, 2024 in DRZ400/E/S/SM. Removing that RHS cover revealed the rotten magnesium cover, with was allowing coolant to leak into clutch The cylinder leak down test allows DIYers and professionals to assess the integrity of an engine’s internal components. Aug 12, 2020 · 1 very important detail was omitted from this post. Bought 2005 and put ~250 miles on it. . Put a dial indicator needle down the spark plug hole with engine bt TDC. Be wary to whom you lend your motorcycle. Leak down test thử con DRZ hở bạc xem được bao nhiêu Đo rò rỉ buồng đốt DRZ400 - leak down test | Leak down test thử con DRZ hở bạc xem được bao nhiêu | By Chrunix Facebook Feb 23, 2024 · Drz400 internal oil leak. Most street legal bikes have a good gasket/bolt on system so they usually wont leak air. As the leak down tester pressurizes the cylinder; the mechanic can listen to various parts to determine where any leak may originate. to/3TE48GZ Mityvac Pr Jun 9, 2016 · In this case I suggest if it is not broken don't fix it. If it fails, the DRZ400 won’t start the next time you try to ride. A certain psi is applied. Have throttle but no forward movement. Pull the knob out of the base of the tester and turn it until the gauge that reads “cylinder leakage” is set to zero. Shift her down to first to take off but she just wouldnt move a mm. Check you front sprocket. Apr 21, 2016 · Sometimes the diaphragm fails and fuel can leak down. Redoing a head is a matter of how much you want to spend, what condition it is in and how long you want it to last. The nut was gone and oil was pouring out. Swapped Cdi from known good bike. DrZ400E; First thing to do is a compression test to check if that is OK. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright About Press Copyright Contact us Creators Advertise Press Copyright Contact us Creators Advertise May 5, 2017 · popping also can be due to an air leak in the exhaust systemthe leak causes air to be sucked in on decal and the added oxygen then ignites the unburned fuel in the pipe. Remove spark plug and install compression tester. I tried chiseling the plug o Jun 8, 2009 · I don't think it's reliable, only a leak down test which I have no experience with. So on and so on. dry and got a whopping 260 with a cap of oil in the cylinder. assuming you have stock CV carb, i read that the mikuni oring is a custom size. Perform test with a "warmed up" engine; ensure battery has a full charge. I talked to a guy with modern engine experience, and he said it was probably just deposits from the fuel, and boiling water would free them, or chemtool. This test will allow you to pinpoint internal engine issues… Misfires, excessive oil consumption, and power loss are a few of the primary culprits. It may be leaking from your neutral switch rubber o-ring. That will tell you exactly if there is any abnormal leakage due to ring wear or valve sealing. In stock form, performance is decent. i couldn't detect any leakage at all - went up to 90 psi w/ engine at TDC. If you cannot see it, baby powder will make it appear just like a finger print. The bike is an 01 drz400 s. I have noticed the reference to the leek down test several times recently. I have not found any coolant in the oil from a water pump leak. I'd replace the air filter with a new one before you risk injesting more debris and causing valve damage. Guess I have to check the strainer and other screens too. If I can buy a kit for a couple hundred bucks and just have fun playing mechanic and rebuilding top end I figure that may save me the expense of the leak down tester which I will most likely use once ever. If the bike is stock put it back to stock. Does it pass the test? If it fails slowly roll the engine over with a johnson bar. be/wwZwNXSZqyE Nov 24, 2012 · Using a standard (not leak down) test, we confirmed 160 lbs. Once worn, it will 'eat' a seal and cause it to leak. Set ex cam #1 mark at the gasket surface just like the illustration shows. An engine cylinder leak down tester is a must-have tool for any serious mechanic. #50755 Title says it all- I’m trying to do a compression test on my ‘02 DRZ 400S. As the piston is held still, a problem will present itself as an air leak from the valves (through the exhaust or carb inlet) or rings (through the crankcase breather). Smoothly turn the flywheel back and forth to look for bottom end play. Back to the leak jet. All valves are closed at TDC compression. There is no reason to suspect your motor needs rings just due to the mileage. For reason you recently found out. Observe spark plug fouled with burned oil. On our rides the DRZ's never had trouble keeping up but the owners weren't the happiest campers on longer, straight and faster highway type riding. After the normal diagnosis and a leak down test, it was clear I needed to pul… Jul 1, 2014 · My drz is leaking a ton of oil out of the output shaft. I know many a DIY moto owners who might love to have a leak down tester to evaluate the conditions of their engine. The best thing to do is to perform a cylinder leak down test. This is a reoccurring problem when the stock petcock gets a bit of age. A good solution is to install a LTZ quad float bowl that has one. I don't know why they made it like they did Hi TT, I bought a new DRZ400e from Australian dealer back in 2016. This thing was stuck solid and it had stripped out 10mm allen hole. Dec 22, 2022 · Another air leak down tester designed explicitly for gasoline 4-stroke engines is the ABN cylinder leak detector & engine compression tester. Did a leakdown test on my DRZ and at TDC I can hear and feel air at my airbox and from my exhaust ports but none of the valves are riding on the cams. With electronic ignition, the spark timing issues are rare. Oct 15, 2012 · I pulled over to the shoulder and looked down at the front sprocket. Bike has a big bore kit in it and a full exhaust. Still starts up fine and runs okay. The screen probably trapped most of it. Remove fuel tank first (if it's like mine, it will leak from the breather). 11 mm clearance before, now showing more than . Jul 12, 2018 · To lock the crank for leak down testing I use the flywheel bolt, have the crank a few deg past TDC (as long as all 4 valves are closed it does not matter on crank position) I use a 3/8" breaker bar and socket on the flywheel bolt and put the end of the breaker bar on the foot peg. Mar 3, 2018 · I'm guessing fuel going down this pipe somehow bypasses the drain screw and goes straight down the hose. For a street engine, cranking pressure between 175 and 200 psi is ideal. Oct 7, 2024 · I'd say you got damn lucky and dodged a bullet on that one. But a 1- 5% range where I like my engines to be for top performance. Jun 9, 2019 · If it really has 40psi compression it probably will not start. It helps diagnose engine faults such as worn piston rings, blown head gaskets, worn valves, cracked cylinder walls in cars or trucks with minimal clearance, and a 4-stroke engine. Obviously higher than the range specified (120 to 150 I think), but there was no piston-to-wall-clearance related compression issue before the failure, so I'm writing this off to the test type perhaps not being ideal. It could happen from an incorrect fuel mixture, a bad or mistimed valve, or the spark firing at the wrong time. Now Need full choke to start and run. Yes the cylinder can be re-plated, or over bored and plated. Once removed though, I recommend always tossing and replacing with new. The tester then measures the volume of air needed to maintain, a predetermined pressure in the cylinder. But is that from the factory no hours. Do I need to somehow disable my auto decompress when engine is at TDC? Is it holding my exhaust valve open? Test shows about a 60% leak. Four main reasons a 4 stroke will use a lot of oil: 1- Oil leak 5) Connect leakdown tester to a good source of compressed air, preferably a filtered and water trapped source. Not from a tight sprocket. Do a compression test and record the results. Dec 12, 2017 · Other than a leak-down test, is there another way to determine if the valves are not closing and sealing all the way? I read that you can't perform a reliable compression test on the DRZ400's because of the automatic compression release - is that correct?-----Yes, pretty much. There seems to be more on them than anywhere else. Time passes, pressure checked. These bikes come equipped with an autodecompression “cam” on the exhaust cam shaft to help ease kickstarting. Cleaned tank and petcock - found red rubber Jul 18, 2022 · Drz 400 top end rebuild. It ran really strong and fine. They're made by No-Toil. Or you can do a cylinder leak down test. Can anyone tell me how to do it? Thanks, Nick Jun 24, 2017 · It may be the starter relay gone bad. Jul 26, 2018 · Pull the cam cover and cams to see if the head is ok. Only thing I have really done on it is put new air filter on it and adjusted exhaust as bolt had pulled through. I happen to be toiling in the field of Ducati, and needed a fuel pressure tester when I stumbled across a "lightning deal" Sep 18, 2023 · Hard starting problems are common with older Suzuki DRZ400 year models, often due to a stator that fails long before it should. I suggest PMing Eddie for costs of stock valves and the cost for RHC valves. It has auto decomp which varies results. Comes with adapters for most applications Check your counter shaft Seal. This is a May 17, 2023 · Cylinder Leak Down Tester Compression Test Kit . Or, try to remove the switch with the bike upright but be ready to replace it if there is a leak. If you're getting 12V or less, then you need to do what's called a front to back ratio test on the rectifier/regulator. Read countless threads about it and can't find any numbers with no decomp other than its should be alot higher than 135psi. Jun 21, 2013 · Clean it, then go for a 15 minute ride. Procycle. Does a leak down test disqualify a compression test ? Thanks 2005 DRZ400 Apr 16, 2013 · I recently did a compression test on my dr650 that has a JE 10. ID'd the drip as coming from the bolt in the attached pic, tightened it up, didn't fix it. YEE-HAW!!! Attached the tester last night prior to re-installing the valve cover. Yes it could be valves, in fact it is more likely to be bad valves, or lack of valve clearance. To go up in size, the numbers are backwards i. He own a Exc 350 2018 with 85 hours. The valves are silent but I can recall a slight smell of oil when following from time to time. 100 lbs in cylinder with valves closed, rad Jan 26, 2022 · Replaced the starter. You can tie the auto decompression in the de-activated position and do a regular compression test. 5 in. now go to the ex #2 mark and count 15 pins to the In. Link to comment It would be kind of funny, though, to show up with the only electric-start Suzuki at a local motocross. The DRZ400E and DRZ400 use a conventional, gravity feed petcock. All have been bought used with 1,500 miles to 7,000 miles. I was sure engine was at Oct 19, 2014 · DRZ S / SM is spec'd at 135psi vs 142psi for the E DRZ400S / SM has an 11. I have a DRZ400 with about 60,000k blowing a little smoke and using a little oil so The leak down test showed that your rings aren't bad, or that there's a hole in the piston, head, or the top part of the cylinder. a few key tips to help you perform an engine cylinder Oct 11, 2021 · Note: For best results use an air compressor with at least 120 PSI output. Is it loose? Actually, check this first before going any further. JEGS 80520 Dual Gauge Leak-Down Tester is used to pinpoint power-robbing leakage in the piston bore, rings, valves, head gaskets, or to set fuel injector barrel valves. If it's low, a leak down test will help pinpiont where your losing comp. You might also try going down a clip on the needle Quickly locates internal engine problems such as bad rings, valves, and leaking head gaskets . It leaked ever since I got it but never this much until I changed the sprockets and chain a couple of days ago. Guess would be the rings are frozen in the ring lands. if you hear air escaping from your ex or in you ave a bad valve. Instead, you want to use a leak down tester. Hose, Adapters, with Storage Case, Kit Part Number: WMR-W89749 Not Yet Reviewed Oct 20, 2023 · Combining the results of a leak down test with a cranking compression test can indicate an engine's potential. about 100 miles for me on this purchased off of craigs list used motor. Large easy-to-read gauges have a color scale for precise readings. 6) Adjust the regulator on the leakdown tester so the the RIGHT GAUGE indicates 0. Restarted her and the same problem. I have rebuilt the carb countless times, found a cut in my intake boot but have had no luck in fixing the issue. Hi guys. Shift pedal shifting pretty good. Sep 13, 2000 · I checked behind the countershaft. Carb disassembled and cleaned. Whe Looking for an inexpensive leakdown tester, any ideas. You can get a new pre-oiled foam filter from a auto parts store that carries WIX filters. ran over to home depot and picked up a regulator and gauge in the tool department for $20 stopped off at straus auto and got a com Oct 28, 2016 · I'm trying to do a leak down test on my 400s. Jun 13, 2014 · A leak down test is the preferred method of checking the engine. 20! Jul 1, 2021 · When you had the carb apart did you notice if it had different jets and a non stock needle. cam #3 mark. Unfortunately, unlike a two stroke pressure/vacuum test, they require a tool that's not so easy to make at home. I would just get an aftermarket stock carb overhaul kit and start over. He would like to know if this number is ok. According to the service manual (and a video I saw of someone on youtube performing a compression test on the DRZ), with the auto decompression the reading should be 135 psi. 5:1 spec is 120psi) I have been trying franticly to learn what the compression for a 10. Jun 9, 2016 · In this case I suggest if it is not broken don't fix it. a 85 is smaller then a 80. I am the second owner. Any pointers on the single ga Jan 8, 2009 · a proper leak down tester will show the leak down in percent. Present: [Kawasaki ZX7r][Suzuki DRZ 400s] Past: [Honda PCX 125] [Yamaha RXS 100] [Honda CB 500] [Triumph Speed Four] [Honda ST1100 Pan European - Po-Po Edition] Leak Detection Tools, Leak Down Test Kit, Dual Gauge, 0-100 psi, 0-100 percent, Manifold Assembly, 23. All DRZ’s have this. May 29, 2024 · Yeah, I really like leak down tests. I All of my search term words; Any of my search term words; Find results in Content titles and body; Content titles only Looking for an inexpensive leakdown tester, any ideas. Dec 25, 2024 · A leak down tester would be more useful than a compression tester. You might also want to look into the R&D powerbowl, which will eliminate your issue altogether. Basically, what it does is cracks open the right hand exhaust valve a bit to make turning the engine over easy. All of my search term words; Any of my search term words; Find results in Content titles and body; Content titles only Nov 8, 2021 · 2008 DRZ 400, noticed small amount of oil on garage floor last month. From what I've read up on when it happened to me, more than likely it's where your oil is coming from and it's an easy fix with about an hour and $30 worth of easy to find parts. Oil flows down so most likely the highest point that has oil on it is the leak. Whe All of my search term words; Any of my search term words; Find results in Content titles and body; Content titles only Dec 21, 2021 · With a freshly charged batt got it upto 150psi. May 4, 2007 · I'm considering buying another DRZ to fiddle and fart with. My riding group used to have 3 or 4 DRZ400 owners. Aug 30, 2023 · The bushing wear from dirt/road grit. It actually pulls harder than my friends completely stock 2007drz400s. In this video I show how to accurately perform a cylinder leak down test. Sep 13, 2008 · Leak down is a calcualted number. The mid-range needed some attention. A quick way to know the condition of your engine! https://youtu. Here are some good links: Leak-down tester - Wikipedia, the free encyclopedia How to do Cylinder Leak Down Testing- Car Craft Magazine Not sure about draining oil but you could always lay the bike on its side to access the switch. Mar 21, 2024 · Key Points For a Successful Engine Cylinder Leak Down Test. Got home on choke as ride was downhill. It turned out I had forgotten to tighten something down after doing a valve Nov 8, 2023 · Doing A Quick Cylinder Leak Down Test, If You Don’t Own A Tester Most Often You Can Use The Hose From A Compression Tester. Last edited: Jun 27, 2012. For an actual how-to guide, see my writeup here Nov 11, 2016 · A leak down test can tell you quite a bit more about an engine’s mechanical health than a compression test can. I do plan on leak down testing and compression test. The stator is an essential component of the charging system that replenishes the battery. It's behind the front sprocket. 8-14. (I dont have a tester at the moment)Engine sucks hand in on intake, has strong suction. Bought new hose, bolt, hose clamp, and crush washers, installed and tightened hose clamp didn't fix it. The compression was 125psi (Stock 9. Tigit Jon performing a leak down test on a Suzuki DRZ. You want it to get hot enoug to be thin and then seep a little. Was having a good day til I noticed some oil leakage winding up on my back tire. As a test,remove the right side side panel to access the relay. It’s now got about 3500km on it. An idle that won't come down or hangs up and is slow to go back down usually indicates a lean Sep 26, 2022 · Leak down test results. A leak down test is a variation that can tell where the wear that causes low compression is coming from. A few questions: 1. Do not go fast as the wind can move the oil. 2:1 compression ratio. If you have access to a leak down tester it would be worth your time to check it out but my money is on valve seals based on your description. It is only applicable to the street legal models. A cylinder leak down test, takes more time to perform. Cannot add throttle. Sep 24, 2022 · As long as I am in there, I will replace the gear and the valve. I think the crush washers are a good idea. Measured amount in after a full drain. is this normal - no leakage ? did i do the test right? i checked tool showed leakage when not on bike then slowly cranked up the pressure no leakage - both Most of the air if coming from spark plug vent (my tool isn't getting an amazing seal), there is a bit coming from the exhaust as well It wouldn’t start, and I finally checked the compression, which was low, and did a leak down test, which indicated leakage past the rings. If the weight of the float does not appear to stop air flow (it should), do a soap test and see if the leak is the needle or the oring that seals/holds the needle seat in place. Ryel, Jun 27, 2012. Feb 8, 2007 · If you wish to retain the vacuum operated petcock, do some searching for Kawasaki part #'s on the net that fits the DRZ400 petcock and order the diaphragm in the middle (rubber + plastic sandwiched between the metal housing) and or the funny shaped gasket (looks like s smiley face) at your dealership for a rebuild. Gas in the oil building pressure to stall bike). Dude Mar 18, 2016 · Stuck rings would be down the list of guesses. Many replace with a manual unit. Rebuilding my DRZ400 water pump which has a slightly leaky oil seal, and possibly a very minimal coolant leak. My thinking is if the valve/s aren't seating pro This tutorial will teach you how to do a leak down test on 4 stroke engines to find faults. Starve the bike = disrupt the siphon … then change oil. The auto compression release always makes the compression low but it still needs to be above 40 psi. Clymers manual says to torque th Feb 15, 2013 · The auto decompression release gives 1 EX valve a little bump. Harbor Freight has the tool, though it doesn't work quite the same as industry standard leakdown testers. Mar 15, 2011 · Scroll down to the one that says ” Counter Shaft Sprocket "Loctite Fix" Read and ask any questions you have at that point. Difference is ring leakage. Mar 30, 2023 · Hey guys. With both a plastic and BL Italia tank, slant or MX style FCR's, it works perfectly along with the OEM E model fuel line. Dec 29, 2018 · Much better seal on spark plug now Aug 14, 2007 · 142 psi w/auto decompress is stock. Dec 12, 2008 · First, unless you have removed or do not have an auto compression release, a tester will do you no good. Jul 19, 2018 · just did leak down test on my dry to verify top end condition. Oil is golden tan, like new. Your fuel valve may be broken- which is a very common issue and a very inexpensive repair. Feb 28, 2021 · A leak-down test is not a compression test, it’s a differential pressure test where a reference pressure is compared to a result. Jun 20, 2013 · I'm going through checks for a no start on my DRZ. Remove bowl. does bike needs to be cold, warm or hot? 2. It provides crucial information to the tester regarding any issues with the internal condition of a combustion engine. It doesn't leak with the engine off but the second that shaft starts spinning, oil starts pouring out. Even a pinhole in a new one could be a possibility. Kiểm tra độ thất thoát buồng đốt - độ rò buồng đốtThao tác kiểm tra này cho biết tình trạng động cơ của xe bạn còn tốt hay không. The chain was never over tight or anything. e. I know a compression test won't tell me much other than like you said it might be time to leak test if the value is too low. What I've been experiencing is when the bike is at high rpms and I let off the throttle, as the bike down gears the back pressure causes a popping sound like a back fire. Make certain the spark plug wire connector's end is away from you and metal quad parts. Suzuki sets motors up with very little ring end gap. It is possible that there is something going on in the lower part of the cylinder that is letting something above the rings. Very relative to cranking speed. Very definitive testing data. if you see bubbles coming up thru the rad cap then the head gasket is gone. I am not sure I am doing this leak down test correctly but I think I hear the air coming from air box, indicating bad intake valve. Three have the right specified clearances and one inlet valve only has 8 thou clearance. I double checked all connections to the plugs, cleaned all the connection points, and made sure everything was tight. Cylinder leak-down test would be better. TOOLS I USE:Engine Tachometer - https://amzn. Would totally recommend it. Of course, a stock Husky FE isn’t a very high bar, but it’s easy to find cheap power. The throttle response is killer and the bike pulls really hard from down low in the RPM range. If the computer gets fried, it usually won't spark at all. I had an '03 KLX400-SR (aka kawi branded DRZ400S) that I loved. 15 but less than . I know a leak down test is better but I don't have a leak down tester at the moment. I have wiped it down and for five days, not a drop of oil. Can reduce to ½ choke. Nov 23, 2024 · It's just that fuel dilution can be a good indicator of another underlying problem with the Mikuni bsr36 carburetor as is so often found on the DRZ due to a lack of an overflow tube in the float bowl after the seat o-ring fails. My first impression was, WOW! The combination of the 3x3, the FCR and the exhaust was VERY noticeable. hopefully someone else will chime in soon. us told me no one does compression test any more. After a trip to Death Valley, the bike I lent to a friend came back with a grenaded engine. Mar 23, 2013 · So I recently bought a used 2001 DRZ 400 with electric start! Better than average condition for its age. Here is what I came up with after my test. But as a seldom used tool it is often hard to justify. Jun 18, 2014 · No I haven't performed a leak down test. The weird thing is, It only happens when the bike is running hard. 8) Read the leak down percentage on the RIGHT HAND GAUGE. If not you have a valve issue. Add a little oil, repeat. Considering going to a dry area for test run. I got this one form the local hardware store for about a dollar. I have not did a compression check yet. I've read that I need to disable the automatic decompression release. I thought that the carb needed to be cleaned so I removed the carb and throughly cleaned! After I reinstalled on bike, turned fuel on, went inside to wash my ha May 27, 2020 · Clean out what you can get to. The leak down tester will not only tell you you have/ have not an issue, but will indicate where the issue is at. It runs like a champ, just has bad piston slap sounds like. That will tell how much it leaks and where it leaks. At least then you have a starting point. Put about a table spoon of oil in the cylinder and do the compression test again. This test, indispensable for measuring the capability of an engine to hold pressure, is an integral part of any thorough engine health assessment due to its ability to pinpoint issues that rob you of power and reliability. They use a fitting that blows compressed air into the spark plug hole, then listen in your intake, exhaust, and crankcase for where they hear the air escaping. Jump to content DRZ400/E/S/SM May 4, 2007 · I'm considering buying another DRZ to fiddle and fart with. Share Yes, cylinder leak down test. I usually sell when the mileage gets to 35,000 to 40,000 miles, mainly because I ride dual sport rides alone and don't want to be stranded in the middle of nowhere. Dec 19, 2006 · Compression test will show low compression, auto-decompression screws with the results. Aug 4, 2014 · my petcock recently leak, which lead me to discover that my valve seat oring was bad. What is percentage expected for a leak down test? Looking for hi’s, lows, and what ever yours was, wither you did it your self, or had a shop perform. Ya, make sure the pilot circuit in carb is good, check compression. I have heard over this forum compression tester is worthless on the DRZ. Bike has good compression and holds strong in first gear. I Sep 6, 2021 · I bought my 5th DRZ400 a couple of months ago. procedure is on thumpertalk site. Jul 4, 2012 · No question your DRZ will be King on Nacimiento/Ferg. I've ridden that road for over 20 years, on of the best, not big street bike friendly. SOP is to replace the bushing, oring and seal if, when a leak occurs. Toledo Leak Down Tester This Toledo Leak Down Tester is an ideal tool to identify and detect a number of engine faults including worn piston rings worn valves, cracks in cylinder walls and blown head gaskets. A coolant pressure test did reveal some coolant dribbling down the clutch cover case were the W/P bolts to it. Loss of coolant and bubbles sounds to me like a head gasket issue. no matter how hard i tried to push it, it wouldn't fit. #teekaymoto #teekaymotomechanical #TEXAbikespecialist #idc5bike #skinnysgarage #suzukidrz400 #drz400 #drz400dualsport Dec 3, 2013 · Do a leak down test and observe pressure leaking past the rings, valve guides. 7) Connect the spark plug adaptor hose to the coupler of the leakdown tester. They both test the sealing ability of the combustion chamber, but the leak down can tell… Jun 5, 2014 · All stock. size -011 which is 5/16ID 1/16CS. Getting a leak down tester tomarrow to do some more testing. A better test is compression leak down test. Nov 9, 2020 · Everything checked out so I went for a test ride. Jun 22, 2012 · a compression test does not work on the DRz, you have to do a leak down test. Mar 10, 2020 · My buddy got 45 psi on a compression test. Mine (2007) has been fine but I'm sure it will go one of these days. . I measured my spark plug thread and it came up 10mm. Oct 16, 2008 · Hi all, I've looked arround the site for info on drz 400s backfire when down gearing and I haven't come up with a definate answer. How clean is the filter? It doesn't seem like it from your video, but there might be a leak in the air boot or other connection. Get this: 2%!!! How's my rings??? ? I put in the 285 shim replacing the 292 on my one intake valve that was showing a . start there and make sure 100% there is zero gas getting into your oil before you go down the rabbit hole looking for and air / vacuum leak. Sep 12, 2023 · New spark plug, with a visible strong park. Apr 19, 2019 · First a I did a Comp Test , whiched failed around 45-50 PSI but the leak down passed with flying colors. 6V+ at 3000-5000 rpm at the battery terminals. Also if anyone knows of the Service spec, if there is one? Also, I normally pressurize auto cylinders to about 100psi, what is right for a DRZ thu having overheating issues with my 2000 dr z400 e bike that has new to it 2004 dr z400 e motor. The motor doesn't care. I'm at the point where I want to do a compression test. No leak. The FCR carbs are notorious for bogging off of idle when given a rapid WOT. Aug 7, 2009 · Leak down readings of up to 10% are usually acceptable in a DRZ type engine. The number is Wix 24242. Sold it when I went supermoto racing and the DRZ just wasn't Oct 20, 2004 · A leaking valve can cause enough compression leakage to impede starting, then if you DO get it started, everything is happening so much faster that the compression doesn't have time to completely leak out on each stroke, and the bike will still run - but only for a while, the blow-by will erode the seats more and more as time goes on, and make it worse and worse until it's a disaster. No, cold is where / when you should be checking so thats not an issue. This is a high quality TU-21 cylinder leak detector, including double gauge system; Designed to detect a variety of engine faults, including worn piston rings, worn valves, cracked cylinder walls, and blown head gaskets Also, there are lots of helpful knowledgeable people on thumpertalk in the drz section, and on advrider in the drz thread. Or maybe my bent radiator but it does not leak any coolant from what I can Oct 1, 2020 · How to perform a leak down (pressure differential) test on a 4 stroke motorcycle. I did a leak down test before putting the motor into the frame I had zero to less than 1% leak pushing 25-30psi. I see that harbor freight has one but it is advertised as a 12mm and 14mm insert. Lightning Fast DRZ400 Valve Removal: Lets start this story with a warning. The leak down will tell you what is leaking where the compression check is basically a go/no go. can I hold flywheel by the nut or I have to take the cover off and hold it b y its 26mm shaft? Would nut get loose with 100psi at the cylinder? 3. Jan 16, 2024 · Cylinder Pressure Leak Down Tester. Just aint got that punch it should have. Some i have a 2007 drz400e. Jul 13, 2010 · Along the way I ran across a post complaining that the HF tester DOES indicate 0% on gauge #2 when there is only 15psi on gauge #1. We have used the quad a lot and it can't hurt. Hi I purchased a leak down tester but it does not have the 14mm adapter to go into the DRZ any ideas pictures? What I could use make or buy to get this to work also any advice on leak down testing would be great. Gentle throttle and get bAckfire pops then bogs and dies. It runs like a brand new one though. 5:1 should be. anyone in NJ close to Browns Mills that has a compression tester or leak down tester with a 10 mm adaptr that I could burrow to check my drz. 3:1 compression ratio, the DRZ400E/Kick has a 12. Then, using a similar type of connector as the compression test, we fill the cylinder with pressure. I tried the standard at first, which i thought would be a closer fit to oem. But after I get done riding, it seems to be pooled in my case guard. Watch out for the spring loaded contact pins, they have a habit of falling out. If it does the relay is bad. I purchased the "Tusk top end gasket kit" from Rocky mountain ATV/MC and it came with everything I needed including the valve seals. Nov 20, 2013 · Hey thumpertalk, I have been having problems with my coolant not returning to the radiators and after replacing the thermostat, radiator hoses, and radiator cap, I think that the main problem is probably a bad head gasket. Jun 24, 2014 · Double check by putting a small long screw driver down the plug hole and turning the engine till it's at its highest point and now look for the flywheel mark. Any help would be appreicated. They told me a "leak down test" is the standard for checking rings and Jan 14, 2021 · I thought about doing the leak down test but I'll need to spend $80- $100 just on the tester itself. My bike has always been pretty poor on fuel when compared with a mate who also has DRZ400e…. 90 does not sound too bad. Leak down is best. Connect the tester: Pull back on the collar of the leak-down tester, and push the adapter hose into it. Anyway, bike was dying at idle. We just put it down to riding style until one day when I noticed fuel leaking out the vent hose when Jul 30, 2022 · I bought a 2nd hand DRZ cheap as a project running but with disclaimer that it was taking a bit of oil. if you hear air leaking from your crankcase vent then your rings are worn. If no crank then look at the starter button contacts or loose,corroded connection at the starter. Perform a leak down test. It could have turned catastrophic real quick. Jun 30, 2008 · compression tester is fine for a general check. This is common on a KTM where there is no positive seal at the head or joints. Yeah, assemble and check all clearances and bolt torques and perform all loctite fixes as per the faq forum while the case covers are removed, ie ; balancer shaft nut, primary gear nut, look closely at the plastic oil pump idler sprocket for wear or damage, stator and starter clutch Hello there friends ! I just bought a 2006 Drz 400 And it only has 1000 miles on it but has been sitting for 6 years We got it to run with the choke on but it dies o you hit the throttle or turn off the choke ! I need help with this issue and I took the carb off to clean it and I have all the fue May 10, 2022 · The overflow tank did not take on any additional coolant, level was same as when I left trailhead. Flip carb upside down and manually blow air into fuel port through a test fill line. That's just plain stupid to limit the test pressure so low. Once the adapter is in place, you can lock it Mar 5, 2008 · Engine Compression Pressure Testing: Standard: 142 psi with Automatic decompression actuated. I do not smell any coolant coming out the exhaust. Turn the ignition key to the "on" position then with a pair of uninsulated pliers handles jump the terminals of the relay and see if the bike starts. I've been using an "E" manual unit on my SM since 08. Yeah, getting the bushing off can be a bear. Staring pressure/Ending pressure gives you the leak down %. Can someone give a description of how to perform the test and how to interpret the results Thanks in advance Mar 24, 2019 · Brake Master Cylinder Leak: cabowally: 4th Gen T4Rs: 11: 12-28-2020 01:06 AM: compression test and a leak down test cost? judoant: 3rd gen T4Rs: 23: 05-24-2018 04:34 PM: 01-02 master cylinder leak: 01thunder: 3rd gen T4Rs: 15: 08-27-2016 12:44 AM: Basic Compression/Leak Test Diagnostics: hankrearden: Classic T4Rs: 0: 11-10-2009 01:58 PM Aug 27, 2011 · Go up on your leak jet. I took it apart and the rings were stuck in the piston. This test pinpoints faults causing that cause low compression on your engine, it gi Mar 17, 2012 · Backfiring through the exhaust means raw fuel is not getting completely burned and igniting down the pipe. Mar 18, 2022 · If you run a voltage test, just put the meter on V~ and with the engine running, look for 13. Do a leak down or compression test to test top end. Also, check other places the fuel/air mixture could be goofed. Right now it will start up fairly quick with the choke and quickly goes to a very high idle. Will follow with a compression and leak down test afterwards. Jul 21, 2023 · Thanks for the help everyone, 1hp, that leak down test proved that I didn't have ahead gasket or cylinder problem (no bubbles). In a cylinder leak down test the engine is placed on top dead centre (TDC), of the cylinder in question. Left hand gear lever on point. Cheap insurance. Quick-connect fittings make setup fast and easy. Oh and BTW,, doing a repair without having done your own diagnostics, or at least confirmed what you “read on the internet” is a good idea, and highly recommended. Some of the Yamaha petcocks fit and are quite affordable. Mức độ thất going to perform leak down test with single gauge setup. He doesn't have the equipment for the leak down test. search it out. 0-5% is what you want. Sold it when I went supermoto racing and the DRZ just wasn't The MADDOX® Cylinder Leak-Down Tester is designed to provide one of the most accurate tests available for diagnosing overall engine health. 5:1 piston. Problem started riding down Eagle Mtn on low fuel tank. Mindset is that for the cost of a CRF450L or 500 EXC-F or similar I can buy a mid 2000's DRZ400-S and spend some quality time in the garage tarting it up. The bike was injesting unfiltered air riding around like that. It makes only 2 horsepower less than a Husqvarna FE350S at peak and does better down low. But, it can give you a more accurate and detailed picture, of the engine’s overall health: First, a cylinder leak down test requires, the removal of all the spark Dec 2, 2015 · Not sure of this is right place to post. (doing it this weekend). “2007 DRZ[400]SM with 13, xxx miles on it. I hope to find a leaking coolant line. Jan 14, 2020 · If it does leak fuel when parked and petcock lever on prime, remove carb. With the decomp gone I can't find what it should be. Shut engine off. With mine the leakage was out the ex port, sure enough the valves were worn bad. sypsqtl hfq looehbmh xru mbjtw tkf hpajv sywnr lnsvlz ajubh