Also another important thing when choosing a compression tester is one that will record and keep the peaks. i had the same issue,with a harbor freight compression tester.was working on a scooter and the compression showed low.took off the head and found nothing wrong.hooked the tester to my air compressor,it was 30 psi off. My compression tester from harbor freight does the job... and I can buy and try 5 before I hit the $100 limit. Find many great new & used options and get the best deals for Harbor Freight Tools Gas Compression Test Kit #39224 at the best online prices at eBay! Ok so while trying to figure out my melting coupler issue I decided to check my compression again. It is $199 new, but I got mine used on ebay for $75. 30 PSI. 99 SKEMIDEX- Vacuum Pump Tester Compression Tester Vacuum Tester Harbor Freight Digital Vacuum Tester Engine Compression and 8pc Spark Plug Cylinder Compression Tester Test Kit Professional Gas Engine $30.39 $ 30. Use with OTC No. Read 30 PSI. I have a snap on compression tester. Tags PITTSBURGH AUTOMOTIVE Quick-Connect Compression Tester - Item 62622 / 95187 Browse Our Most Viewed Coupons Product Title 300psi Flex-drive Compression Tester and Adapters Du ... Average rating: 0 out of 5 stars, based on 0 reviews Current Price $14.59 $ 14 . To use a compression tester, you remove the spark plugs, insert the hose of the tester into one spark plug hole, and crank the engine over. Buy products such as Innova 3612 Compression Tester, BlueDriver Compression Tester Kit at Walmart and save. For good measure, I put a new schrader valve on it. Then I test another one of my saws. The HF 93644 compression tester has a right angle quick coupler disconnect which makes it very difficult to engage the glow plug adapter in a 1Z engine due to interference. It's a bit more expensive than a compression tester, but still under $40 from some 01 F-250 SC PSD,430k,16 Isspro Gauges, AFE-2,CCV Mod,IAH delete,map reg,Modded H2e, 6.0 IC, 230/100, Studs, 910 springs, Forged rods, Hydra chip, Swamps HVHF IDM, MBRP 4" dual's, … I own a compression tester made by U.S. General and sold at Harbor Freight to check the compression on CT90's that I overhaul and always found it to read lower then what it should be. OTC 5872 Compression Tester for Heavy Duty Diesel Engines - Includes Dual Range 0-1150 psi and 0-8000 kPa Gauge, 12 Inch Flex Hose, and Fittings 3.0 out of 5 stars 1 Automotive $157.53 $ 157. We have a snap on on from the 80s and it works like a champ. I like it and it has different hoses for different size plugs. After about 4 to 8 revolutions, you read the pressure on the gauge. Took a compression reading in my car (all cyl's 460 psi !!!) For 2003-2009 Ford vans and trucks with 6.0L diesel engines. and it worked very nicely. Shop for Compression Testers in Diagnostic and Test Tools. God damn harbor freight made This thing will last a I have a harbor freight one and I had the same problem, it always read 90 psi, then i looked at the tip and noticed the needle or pin was missing. 59 List List Price $26.99 $ 26 . Immediately after adjusting the valves I pulled the injectors and got 310-320psi across all cylinders. So I recently had a 30% off coupon for Harbor Freight and decided to get a compression tester. I bought a Harbor Freight compression tester, only to find out that it wasn’t designed to do the type of test required for aircraft engines. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. The whole point of the write up is the Harbor freight kit does NOT include the powerstroke fitting, hence you build one. Compression tester from Harbor Freight for $26 Preparation The engine should be warm when doing a compression or leak down test but it can be done on a cold engine but the compression will read lower and leak down will be higher. Why? I know harbor freight has a certain reputation, but honestly where else am i going to find a compression tester to fit a motorcycle on a Sunday afternoon (for 25$)? 5021 diesel engine compression gauge. The quality is excellent also. The Lots of the cheap chinese Has anyone else had problems with these Harbor Freight Compression Testers. Quick-Test Style Compression Tester Does not requie threading into the spark plug hole, making it an ideal, economic solution for quickly diagnosing engine compression problems such as worn piston rings, sticking or burnt valves, blown head gaskets or carbon build-up in cylinders, on cars and small engines. What a difference. Another one 30 PSI. That tester is good for 2002 and older vp cummins. The hose length is ridiculous. Well, no surprise, it shows all my good running saws at anywhere from 90 to 115 psi. Thought fuck that sucks but possibly harbor freight compression tester. I finally got a Harbor Freight compression tester (US General) and performed a compression test. AZUNO Compression Tester Automotive, Digital Compression Gauge 200 PSI for Petrol Engine Small Engine Cylinder Compression Tester Kit with Adapter & Hose 4.2 out of 5 stars 348 $27.99 $ 27. Smug and happy with that, I It seem like a compression tester is a tester but form what I read NO like anything else you get what you pay for. Compression Tester Diesel Adapter Part # : BK 7001442 Product Line : Balkamp Pickup in Store not currently available. Even compared to a tester my dad has from some other brand name And thats how harbor freight's cheap ass, defective compression tester cheated the seller but saved me a couple hundred bucks. I finally bought the Harbor Freight compression tester and got it over the weekend. Tl;dr yes, they're junk from Universal Diesel Engine Compression Tester Adapter by OTC®. You need common rail specific tester. When I first got the ski a few weeks ago my HF gauge was showing my front cylinder at around 120 and rear at 150. I have it cause I use it at work on small engines and such. Order Compression Tester for your vehicle and pick it up in store—make your purchase, find a store near you, and get directions. Repeat the test for Past - '02 F250 CCSB 7.3 XLT 4x4 4R100, '11 F250 CCSB 6.7 Lariat FX4 Present - '00 F350 CCLB 7.3 XLT 2WD ZF6 DRW What a bargain at $19.95! Anyway. Search our Harbor Freight coupons for deals on Harbor Freight’s generators, air compressors, power tools, and more. I later put my compression tester on it and got a reading of 190psi. Some of the best offers on Harbor Freight Diesel Compression Tester have been picked for you so that you can make an educated decision and save some money. I am not impressed with the harbor freight diesel compression test kit. We have selected this product as being #1 in Best Used it 3 times and its been flawless each time. This usually all comes assembled together in a case as a complete tester, and can be purchased at most auto parts stores, Harbor Freight, etc. So, after some research, I bought the Snap On MT308L compression tester kit. FAERSI Cylinder Leak Detector - Engine Compression Diagnosis Tester Kit - Cylinder Leakage Pressure Detector Test Set for Piston Ring, Valve, Head Gasket 3.9 out of 5 stars 108 $30.98 Was thinking for sure a rebuild was in the future. I was compression testing one of my chainsaws. We apologize that this item is not available for pickup in store at this time. 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