Northern tool leak down tester General consensus on precision tools like this are 'avoid Harbor Freight, get the Snap-On if you're an engine builder & you've got a gold checkbook, Craftsman if you're wanting to verify things'. They are an international supplier to the automotive remanufacturing and repair/service markets with clutch components, control cables, engine parts, flywheels, mounts for engines and transmissions, ring gears, transmission parts, and water pump components, harmonic Apr 6, 2015 · Hi guys, I have searched everywhere on this forum and could not find a single thread on how to do a leak-down test on our engines. From our humble start in Don Kotula’s garage back in 1981, all the way to our current status as the ultimate destination for hard-working do-it-yourselfers and professionals, Northern Tool + Equipment has always been a family-owned and operated business that puts the customer first. Orion Motor Tech Cylinder Leak Down Tester Kit, Automotive Engine Compression and Leakage Tester Tool with Adapters, Dual Gauge Air Cylinder Test Kit for Gas Petrol Engines 3. If you have already done that, then check the resistance in that plug wire and compare it to the readings on a couple of the other wires. Pressurized air is supplied to each cylinder, and the rate of leakage is measured in percentage loss from 0% to 100%. 4494 - Cylinder Leakdown Tester. a few key tips to help you perform an engine cylinder Jul 8, 2023 · 8MILELAKE Cylinder Leak Down Tester Tool Kit, Gasoline Engine Compression Leak Down Tester Set, Tu-21 Cylinder Detector with Dual Gauges 4. I am planning to just buy a harbor freight leak down tester for the job. Zero out the leak-down Tester Before beginning the leak-down test, ensure that the leak-down tester is properly calibrated and set to zero. No. The leak detection gauge is specially calibrated to show small changes in pressure to confirm the presence of a leak. 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. Mar 18, 2011 · General Q & A - Leak down test, what are good numbers? - I'm looking at a 500 HP carb, and the results of a cold leak down (boat was winterized, so was done cold) and the results were between 8% and 18%. And yes performing a leak down at various piston positions when both valve are closed can reveal damage located at a specific area of a Cylinder or the degree of taper. Other products. You need to seek out a FAA precision leak down tester like this one ATS DIFFERENTIAL CYLINDER PRESSURE TESTER (18MM) from Aircraft Spruce with a . The left gauge measures input air (80 psi), and the right gauge measures the amount the cylinder is holding. Owatonna Tool Company for the long haul — proudly designing and manufacturing American specialty service tools, diagnostics and shop equipment since 1925. I doubt it, especially for the cheap ones. Deals. One touch automatic reset blocks background noise. Measures the ability of an engine cylinder to hold compressed air using shop air pressure. <O </O 8. All the leakage is past the rings. Those type are worthless and are not even close to accurate. 3. Dec 18, 2007 · Look I'm not going to argue on how to use a specific tool. 80 $ 89 . It features dual 2-1/2 in. Symptom: High relative compression readings. Leak down tests can be used to detect various engine faults including leakage past rings, head gaskets, intake / exhaust valves etc. Shop for Powerbuilt Cooling System Pressure Testing Kit 22 Piece with confidence at AutoZone. Leak Detection Tools, Leak Down Test Kit, Dual Gauge, 0-100 psi, 0-100 percent, Manifold Assembly, 23. Mar 5, 2010 · Everything in the engine is tired (I kinda knew it), still, it would produce good leak down numbers. 0 out of 5 stars 34 1 offer from $2599 $ 25 99 The Leak Down Test Kit is ideal for diagnosing a variety of internal engine problems, including compression issues. This complete engine compression test kit includes everything you need to check valves and rings, perform carbon buildup inspection and test for late timing on a wide range of vehicles. You can get USB PC based units on line for $10. Check the reading on the gauge. The problem is, I have never done one and I am not sure what set up you use to perform this. 2 out of 5 stars. 35. 10% loss (rt. 15-30% is considered normal for a used motor. Also included in the kit is a dummy shaft and a variety of shims and clamps which allow you to shim to the size of the vehicle's injector and test through the injector port. For best results, use with our #338786 UV enhancement glasses. Used to check and measure cylinder leakage on 4-stroke motorcycles. Professional mechanics and auto techs #1 trusted source for automotive repair tools. 600Bar Diesel Fuel Injector Tester Kit, 8700PSI Diesel Injector Nozzle Leak Down Tester, Dual-Scale Fuel Pressure Gauge Kit for Injector Nozzle Pressure Test, M12/M14 Connectors Price, product page $89. Nov 6, 2017 · Generally a new big block built for marine use will see around 10-12% leak. From advanced battery testers that assess battery health to versatile multimeters that measure voltage, current, and resistance, these high-quality products offer the ideal Nov 7, 2011 · Take the leak down tester back to HF. You can't use a leak-down tester without an air compressor or nitrogen tank. gauges with metal bezels and outer boots, quick-connect fittings, and comes complete with a 23-1/2 in. LEAK-DOWN TESTS ARE MORE ACCURATE than standard compression tests for engine diagnostics, allowing for a more precise diagnosis. 5. Cylinder Leak Detector. Oct 18, 2012 · DIAGNOSE INTERNAL ENGINE PROBLEMS with the Performance Tool W89729 Leak-Down Test Kit by quickly identifying bad rings, valves, and leaking head gaskets. Sep 12, 2012 · the leakdown tester is going to use incoming line pressure from your air compressor(say 90 psi) The setpoint guage(one closest to the incoming air line) is going to be calibrated with a "setpoint" or recommended setting which you set with the regulator on the tester. GDI Meter Magnetic Surface-Mount Tachometer, Model# N160-0200-1018. I'm informing interested readers on the basic principals of Leak Down testing. It is an easy-to-use tester that provides audible and visual alarms in the presence of methane, propane and other combustible gases at concentrations as low as 50 ppm. It features two levels of sensitivity depending on users' needs: High (approximately 50 to 1000 ppm) and Low (approximately 1,000 to 10,000 ppm). This test will allow you to pinpoint internal engine issues… Misfires, excessive oil consumption, and power loss are a few of the primary culprits. Machine produces 1 PSI and wont damage system being tested. A moisture free air supply of 90-200psi is required. $ 420 . Comes with adapters for most applications Bright, compact UV light makes fluorescent test dyes glow. 00 Dual Gauge Leak-Down Tester; Includes: Adjustable Air Regulator; Lisle Tools Combustion Leak Down Tester 16oz. . Sep 7, 2011 · Actually used the harbor freight leakdown tool last night and checked a few cylinders. No hard creases or edges to hurt your paws over time. This ensures accurate measurements during the testing process. Product details page for Leak Down Test Kit is loaded. All Harbor Freight Tools offer exceptional value, high-quality, and affordable prices. Convenient dual gauge design allows the leak down tester gauge assembly to directly show you the pressure value and leak rate of the tested cylinders. Mar 21, 2024 · Key Points For a Successful Engine Cylinder Leak Down Test. the crank on the clutch side has a collar that goes over the crank and is in between the seal and crankshaft, it was leaking out between the collar and the crank, not between the collar and the seal!!! so, a little internet search told me that you Mar 30, 2025 · / Engine Repair Tools / Leak Finders / Cylinder Leak Detectors Thexton 472 Cylinder Leak Down Tester. Site Navigation. The stand-up case version of the tool is designed to be easier to use than a handheld gauge. The cylinder leakage gauge makes it easy to conduct leak-down tests that are more accurate than standard compression tests. Tim _____ Aug 10, 2019 · 8MILELAKE Cylinder Leak Down Tester Tool Kit, Gasoline Engine Compression Leak Down Tester Set, Tu-21 Cylinder Detector with Dual Gauges 4. I make a leak-down tester. A post about the tool on another forum, mentioned 10psi being a good point for air supply to the leakdown tool. 5 in. The CLT-2 has a precision regulator, an M14 standard reach adapter on a 26" hose assembly, and an M14 long reach solid adapter. check the amount of leakage in 4-stroke engines. Help; Sales 1-800-221-0516. <O </O 9. 80 NAPA Service Tools Cylinder Leak Down Testers - SER CLT2: Available online or at your local NAPA Auto Parts store. Aug 8, 2002 · Before you worry too much about getting a leak down tester, I would put a new plug in #1 cylinder. Id like to do a leak down test on them to determine the condiotion of the top end and valves but i cannot find the correct 10mm adapter for my tester. To perform the test, you must first remove the spark plug on the cylinder you’re going to test. Boost Leak Tester kit Cooling System/Turbo System Leakage Tester,10Pcs Turbo Boost Leak Tester Kit with 4 Pairs of Stepped Adapters 1-3/8"- 3-1/2",Leak Down Tester Kit for Radiators,Coolers,Pipe etc. I might break out my leak down tester after I find a cylinder with low compression, or I might start with a leak down tester when I suspect a mechanical problem with the engine. Performing a leak down test will show where the loss of compression is, such as intake or exhaust valves, head gaskets, rings or pistons, or the engine block. This kit can quickly identify bad rings, valves, and leaking head gaskets, using leak-down tests that are more accurate than standard compression tests. If excessive leakage is shown, checking the air filter and the exhaust can give us an indication of the area of the leak. Northern Tool Equipment Logo text link to Home. Craftsman is just getting on that boat. 8 out of 5 stars 53 2 offers from $4599 $ 45 99 This browser is not supported. Pressure gauge has a dual scale dial with ranges from 0-100 PSI and 0-7 bar, to monitor input air-line pressure. Hammer Drill, 1/4in. One of the best choices here is a carbon monoxide sensor with an electrochemical sensor that works for up to five years. Jun 11, 2024 · First, is that you need a specific leak-down tester to perform the test. Dec 22, 2022 · Another air leak down tester designed explicitly for gasoline 4-stroke engines is the ABN cylinder leak detector & engine compression tester. HINT:----- Make sure to have the motor at TOP DEAD CENTER before preforming the leak-down test!!!! If your valves are partially open, your test will NOT BE ACCURATE! A leakdown test is more like a static test of a specific cylinder. wheels; Light and air brake testing by remote control with 100-ft. An engine cylinder leak down tester is a must-have tool for any serious mechanic. The built-in air pump runs on 12 Volt power and makes pressurizing the system simple, without the risk of over pressurization. Service Tools: VMRS Code: 053006000: Tester Oct 4, 2004 · They provide high quality services that demand high quality tools. 040 orifice and 100psig to get an accurate leak down. Record the number (if low you may need to rotate the engine and find TDC again then retest Quickly locates internal engine problems such as bad rings, valves, and leaking head gaskets . Lisle Tools 75730 Part Number: 616-75730. Test with Cylinder Leakage Tester. If it does leak, fix or replace the charge air cooler and you can stuff extra $100 bills in your pocket every year with the fuel savings, plus your power is renewed! #3: But I thought a little charge air cooler leak was OK? So how much is a little leak? Unlock precision and insight with Ironton’s cutting-edge battery and multimeter diagnostic and testing tools, designed to empower professionals and enthusiasts alike. Buy online for free next day delivery or same day pickup at a store near you. Determine if worn cylinder walls, bad valves, or head gasket leak. 1 out of 5 stars 35 Amazon's Choice &lt;ul&gt; &lt;li&gt;Provides critical information about the internal condition of a combustion engine&lt;/li&gt; &lt;li&gt;Simplifies carrying out leak down tests which can be more accurate than standard compression tests&lt;/li&gt; &lt;li&gt;Used to identify and detect a number of engine faults including: worn piston rings, worn valves, cracks in cylinder walls, and blown head gaskets&lt;/li This dual-gauge leakdown tester measures the condition of your head gaskets, piston rings, and valves. Relatively even cylinder power balance readings. do a Cylinder Leak Test. 8 out of 5 stars Nov 11, 2016 · The procedure is similar to a compression test, to a point. It is a universal fitment and is suitable for all local and imported cars and trucks, making it an ideal choice for testing truck and car models where The Performance Tool W89729 Leak-Down Test Kit is an essential tool for diagnosing internal engine problems. Aug 5, 2022 · The 10PCS leak down tester kit includes different type connectors to give you more options and a better repair experience. But, if excessive exhaust emissions, lack of power, poor performance or poor gas mileage. One of the gauges on the tester shows the pressure at which the cylinder is being pressurized. As the leak down tester pressurizes the cylinder; the mechanic can listen to various parts to determine where any leak may originate. Features Provides critical information about the internal condition of a combustion engine Simplifies carrying out leak down tests which can be more accurate than standard compression tests Gauges show percentage of cylinder leakage and cylinder pressure Rubber boot on dual gauges to protect against shock impact breakage and cracking Manufactured from industrial aluminum with heavy duty brass Carburettor Tools; Combustion Leak Tester; Compression Gauges; Crankshaft Service Tools; Cylinder Leak-Down Testers. Mar 5, 2025 · The Cylinder Leak Down Tester and Compression Test Kit is a comprehensive diagnostics tool designed to detect a variety of engine faults in any gasoline engine with 14, 12 or 10mm spark plugs. Aug 21, 2011 · Remove screw driver and screw in 14mm rubber extension hose that comes with the leak down tool. Performs leak down tests on service and emergency lines, verifies leaking servo cans and lets you adjust slackers and measure pushrods while activating brakes using the remote; Electrical testing system allows you to power lights individually, all at once, via auto scan or with remote control A cylinder leak down test is a diagnostic tool used to detect issues within a vehicle’s engine cylinder by measuring how much air pressure is lost over time. A leak down test is far superior to a compression test. ThinkCar Smoke Machine Leak Detector, Model# PLD 212 EVAP Performance Tools Deluxe Anti-Freeze Tester, 6V and Read reviews for "Klein Tools, Combustible Gas Leak Detector, Gas Type Combustible, Pieces (qty. But a 1- 5% range where I like my engines to be for top performance. Quick-connect fittings make setup fast and easy. It's All About Family. Rugged mobile unit with 10in. The kit Cylinder leak-down tester gives you valuable information about the engine’s compression. Advantages to a Leak down test Vs a compression test. Brands. Requires air source of 70-160PSI, as the unit will pressurise system to 60PSI. Uses non-toxic oil-type compound to produce thick smoke which pinpoints the spot of a leak. , Hex Impact Driver, 2 Batteries, Model# 3697-22 SE22P3 Reg. Steps on how to do an engine leakdown test:Step 1 : Remove the spark plugs and rotate the engine to put the cylinder to be tested at TDC. For over a half century, the Pioneer name has represented quality products and customer service in the automotive marketplace. Moroso’s leak-down tester looks a little different from most of the other leak-down testers you’ll find on the market, and that’s by design. Completely portable with 15in. This test performs leak down tests which can be more accurate than normal compression tests. Browse a variety of top brands in Gas Detection + Monitoring such as Honeywell, MC Tool & Safety, Klein Tools This workshop diesel compression tester and leak down tester is designed for the modern day diesel engine which are mainly tested via the glow plug holes. The leak down test measures the percentage of pressure loss in each cylinder, indicating potential leaks or worn piston rings, while the compression test measures the maximum pressure achieved during the compression stroke, identifying engine wear or valve problems. A cylinder leak down test, takes more time to perform. snapon. LOW PRESSURE CYLINDER LEAK TESTER Part No. Low engine power can be caused by a variety of factors, including worn-out piston rings, damaged valves, and leaks in the head gasket. Doing A Quick Cylinder Leak Down Test, If You Don’t Own A Tester. Northern Tool offers some high-quality choices in smoke and carbon monoxide detectors. Dec 20, 2022 · 8MILELAKE Cylinder Leak Down Tester Tool Kit, Gasoline Engine Compression Leak Down Tester Set, Tu-21 Cylinder Detector with Dual Gauges 4. 9 out of 5 stars Oct 29, 2018 · Like a compression test, a leak down test is accomplished by replacing a spark plug with the tester hose. Kit come complete with adapters for most applications. 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 plugs. It’s crucial for pinpointing problems such as leaks in the piston rings, head gasket, or valves. A leak-down test can tell you if the loss of compression is due to things Apr 2, 2012 · Lang Tools (CLT-2) Cylinder Leakage Tester measures the ability of an engine cylinder to hold compressed air- using shop air pressure- and supplements a compression tester. Leak down testers have two gauges, one for reading the pressure into the tool, and one for the percentage of leakage. With the engine running, the tool flashes a mirror image of ignition spark. Close. LED lights allow you to see the leak. Skip to content. ) 1 Gas Volume 0 l, Model# ET120" 3. 4. Produces up to 3 times more leak detection light than similar lights. Dec 2, 2024 · A Leak Down Tester is a specialized tool used to diagnose the condition of an engine’s internal components. Feb 23, 2012 · Compression & leak-down tester - posted in Spec Miata Garage: Need to find me a decent quality compression tester & leak-down tool. Orion Motor Tech Cylinder Leak Down Tester Kit, Automotive Engine Compression and Leakage Tester, Dual Gauge Air Cylinder Test Kit for Gas Petrol Engines, Leakdown Diagnostic Detector Tool 3. When they need a reliable tool, they know they can depend on OTC tools to deliver. Attach air compressor hose to leak down tool and adjust leak down tool per instructions then attach extension hose to read leak down number. Connect the tool between the spark plug and the plug wire. Select My Store: Enter your postal code to find your store. Dec 13, 2012 · I picked up a couple 2004 crf 250's cheap in non running condition. CLT4PB (1) 1 Review. $204. 32. 7) Connect the spark plug adaptor hose to the coupler of the leakdown tester. And for the guy that thinks Wal-Crap makes better tools than Snap-On, well, I have a Chinese swamp in Florida to sell you. The ALLDATA Tech-Assist Team . hose, a convenient case, and M10, M12, M14, and M18 threaded adapters. Comes with dual gauges, a 35 PSI pressure gauge and a 0-100% percentage gauge. Is there a simple device you guys use? I was looking at this but seems to be the wrong plug size. 95 PSI in 70 PSI out, did the cylinder next to it, Cylinder number four, got 95 PSI in and 35 PSI out, verified Milwaukee M18 FUEL Cordless 2-Tool Combo Kit, FREE Anti-Scratch Safety Glasses + 1/2in. Next, use the screw in hose from your compression Nov 1, 2010 · Repair the problem and re-check with leak-down tool ) Preform this test on each cylinder. Just find one that is small enough to fit into the sparkplug hole, has lights, and has a mirror attachment. Parts are just part of what we do. Customer Care 1-800-222-5381. Connect the cylinder leak-down test tool 6. The MADDOX® Cylinder Leak-Down Tester is designed to provide one of the most accurate tests available for diagnosing overall engine health. Hose, Adapters, with Storage Case, Kit Part Number: WMR-W89749 Not Yet Reviewed 5) Connect leakdown tester to a good source of compressed air, preferably a filtered and water trapped source. Toro ® Service Training Shop 10 Gas Detection + Monitoring at Northern Tool + Equipment. If you don't have a leak down tester, but have an endoscope (video camera you can stick into the spark plug well). To get the best experience using shop. The tool is double-ended to offer a straight boot and a 90° boot on one tool. Tip: Insert a long Cylinder Leak Tester Kit; Quickly diagnose internal engine problems such as bad rings, valves, and leaking head gaskets. Made from durable alloy and plastic, this leak detector is designed to detect a variety of common engine faults such as worn piston rings, cylinder head cracks, worn valves, and blown head gaskets. I am planning to do one myself, and have watched quite a few youtube videos already. If you have done a cranking compression test and have identified one or more cylinders that are much lower than the rest, you can do another test to find out the cause. Now maybe 5% on my tester would show up as 10% on Steve's tester, I always wonder if all the testers have the same, calibrated "restrictor" between the 2 gauges. stainless probe. Apr 30, 2009 · They actually think about how they are designed. Portable 12V tool performs all tests with vehicle engine off. This handy tool uses low-pressure smoke injected into the system to locate the site of the leak. The gauge records incoming air pressure, and the right gauge records individual cylinder pressure - and the difference is you leakdown. In example Family Owned + Operated for Over 40 Years. operating range; Performs leak down tests on service and emergency lines, verifies leaking servo cans and lets you adjust slackers and measure pushrods while activating brakes using the remote Shop 1 compression leak tester at Northern Tool + Equipment. so some of the advantages of a leak down tester are lost. Support. Gift Cards A compression tester is a stand-alone tool that relies on the engine's compression to build pressure in the cylinder. Thexton Mfg Co Homepage; Model: 117382; I've been using the same leak down tester for 40+ years, and it has never let me down. Fantastic affordable Cylinder leak tester !! Free pick-up from store Pick Up Location: Unit 37/326 Settlement Road Thomastown, VIC 3074 Australia Mar 5, 2013 · Orion Motor Tech Cylinder Leak Down Tester Kit, Automotive Engine Compression and Leakage Tester, Dual Gauge Air Cylinder Test Kit for Gas Petrol Engines, Leakdown Diagnostic Detector Tool Yonligonju 8PCS Compression Tester Kit 0-300 PSI Petrol Gas Engine Cylinder Pressure Gauge Automotive Tool for Motorcycle Car Truck (Red) Sep 16, 2013 · SUDS FOAMING ON THE CLUTCH SIDE!! i was kinda pissed at this point. Categories. Get yours online today and pick up in store. Price, product page $89. Cylinder Leak-Down Testing . Lang Tools, dual gauge leak down tester. com site we recommend using a supported web browser(s): Chrome, Firefox 8MILELAKE Cylinder Leak Down Tester Tool Kit, Gasoline Engine Compression Leak Down Tester Set, Tu-21 Cylinder Detector with Dual Gauges. I have the Mac tools motorcycle specific kit and it does have a 10mm adapter but the reach/threads arent long enough. Dec 12, 2020 · Do a full leak down test and focus on #4. but happy i found something. A leak-down tester relies on an external supply of compressed air. 1 out of 5 stars 35 1 offer from $2599 $ 25 99 Jan 7, 2024 · The leak down test and compression test are both diagnostic tools used to assess the condition of an engine’s internal components. Does anyone know the best way to turn our motor over by hand? Northern Tool / Categories. 97 Description: Introducing the TU-21 Cylinder Leak Detector, a must-have tool for all car and truck owners. PITTSBURGH AUTOMOTIVE Compression Test Kit, 8-Piece. Uses sophisticated electronics to detect ultrasonic noise created by pressure and vacuum leaks. 7 3 Reviews This action will navigate to reviews. Any help, tips, advice would be great. This battery-powered unit is portable and easy to use anywhere, even if your power goes out. Unlike a compression test, a leak down tester has two gauges and requires a compressed air source. Engine Leak Detector TireMinder Smart TPMS Smartphone Based Tire Pressure Monitor Kit — For RVs, Motorhomes, 5th Wheels and Trailers, Model# TPMS-APP-4 TireMinder Solar-Powered Tire Pressure Monitoring System, 4 Tire Kit — For Dual/ Single Axle Trailers, 0–70 PSI, Model# TPMS-TRL-4 Cylinder leak down tester,compression test kit -Engine Cylinder Dual Gauge Leakdown Tester kit Diagnostics Tool UNIVERSAL FITMENT. gauge is holding 72 psi) is usually the point where Porsche engines pass through the black hole and go from OK to maybe not OK. Now, back to the original topic. Large easy-to-read gauges have a color scale for precise readings. Works on an air compressor. Suits all local and imported cars and trucks, ideal for testing trucks and car models where clearance is minimal. Calibrate the cylinder-leak down tester (TOR4076 or equivalent) to the set position on the gauge. Includes Oct 9, 2020 · I would like to perform a leak down test on my 2015 1200. Categories (3778) Air Tools + Compressors (4707) Automotive (1797) Cleaning + Janitorial (1853) Clothing + Footwear (517) Apr 7, 2004 · There is are no valves in the ports on a two cycle engine. per the bore diameter you when the engine is cold this gap is large and it is a gross leak Pin-points problem shown by compression test or cylinder balance test. Switch to Map View. 6) Adjust the regulator on the leakdown tester so the the RIGHT GAUGE indicates 0. The other issue with a leak down tester on a 2 cycle engine is the large ring gap. Leakage gauge has one multicolored band for measuring low, moderate and high leakage, and a scale range from 0-100%. Chat Northern Tool Equipment Logo text link to Home. The Performance Tool leak down test kit tests how much air leaks from an engine's combustion chamber. We have the best Cylinder Leak Down Tester for the right price. Locate. If you stopped reading right now, a novice might choose a compression tester. 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 Jan 13, 2008 · C5 General - Where to rent leak down test tool? - Hi, Any good place to rent the tool? Just try to find a good reason to upgrade to a forged block :D Thanks, -Mike Sep 4, 2014 · 2006 model Subaru when warm noticeable misfire at idle, computer is picking up cylinder number two misfire fault, did depression test on that cylinder just to eliminate obvious bad failure, which compression was fine, put leak down tester on top that center and got decent results. If it doesn’t leak, all you are out is the cost of the test. com. 00 $ 89 . Add May 17, 2023 · Cylinder Leak Down Tester Compression Test Kit . Digital 4-Stroke Leak Down Tester P/N 08-0740 I08-0740 03/2022 The Motion Pro Digital 4-Stroke Leak Down Tester is designed to check the percentage of cylinder leakage in a 4-stroke engine. This kit is supplied with a digital cylinder leakage tester, one hose, and two thread adapters. Performs leak down test on service and emergency lines; Remote control allows observation of slackers to measure and adjust pushrods; REMOTE CONTROL; Remotely test all trailer electric circuity and air brake actuation with new 12-button remote (2) 3-button remote controls included test all trailer electric circuitry and air brake actuation, 200 Aug 7, 2009 · Leak down readings of up to 10% are usually acceptable in a DRZ type engine. 8) Read the leak down percentage on the RIGHT HAND GAUGE. This tool enables the user to identify the source of low engine power. It’s called a cylinder leak-down test. lcjbak pumih ieiifur ticqqxl fgy poxpk njhdw ghporc orpyw lkel hetd uix gzhe cibza wwne