Innova. It was OK for a while but the gauge became inaccurate within a few months. I have never seen a descent compression tester without a schrader valve built in. I have a relevant story. I figured as much. And thats how harbor freight's cheap ass, defective compression tester cheated the seller but saved me a couple hundred bucks. Large easy-to … The quality is excellent also. What a bargain at $19.95! Quick-connect fittings make setup fast and easy. The Maddox® Cylinder Leak-Down Tester is designed to provide one of the most accurate tests available for diagnosing overall engine health. And thats how harbor freight's cheap ass, defective compression tester cheated the seller but saved me a couple hundred bucks. I almost bought one of the cheaper versions, but I am glad I went for this one instead. Also its a 2 stroke so no valves my ring clearances where at .035. I had a spare engine ready to go in id it needed it, but didnt want to have to use it. I bought it to replace a harbor freight tester that gives inaccurate readings. Diagnose worn piston rings, burnt valves and bad head gaskets quickly and easily. What are you getting for readings? Leave a Review. For those absolutely stupid things that you see people bring, roll, or toss into your place of business and the people that bring them in. The ones with the valve near the end of the hose are usually more accurate than the ones with the valve near the gauge. I bought one, couldn't get it to thread into the plug hole, returned it, rented one from O'Reilly's. We won't sell, rent, or trade your email. Also another important thing when choosing a compression tester is one that will record and … Are you holding the throttle wide open while you test? It's just that simple! It has 200 psi maximum pressure (155 regulated) and a 27-gallon air tank capacity. Jul 19, 2014 at 9:54 PM #1 Looks like you're using new Reddit on an old browser. I later put my compression tester on it and got a reading of 190psi. Part # 3612. Here was the first test on cylinder 1 with the OTC compression tester: Comes in first go at 175-180 on a cold motor. Hooked up a jumpstarted and turned it over. So we agree on a price and take it home. This is an adapter to make your compression tester … Pinch with 2 fingers to zoom. http://dillaircontrols.com/files/Catalog_Aug3.2006.pdf. 85psi in cylinder 1. Harbor Freight tools. Tl;dr yes, they're junk from harbor freight and you probably just rebuilt a good engine. and has a pressure release valve that is nice so you can release the pressure without unscrewing from the cylindar head. I was tracking down a rapping noise yesterday on my '82 SD when my compression tester stopped working ONLY AFTER … This compression tester kit is pure garbage. Compression Test … Head gasket was tourqed to spec, cleaned gasket surfaces. Innova Compression Tester 4 Piece. I only use it as a comparison tool between cylinders. Is the schraeder valve right at the end of the hose where it screws into the plug hole or up by the gauge itself? The quality is really great, and there are lots of accessories. I later put my compression tester on it and got a reading of 190psi. This cylinder leak-down tester gauges leak-down tests more accurately than standard compression tests! You could very well have a compression issue because of valve seat issues or worn cam problems. This compression tester works good and is easy to read. And we can sell them for a fraction of the price because we cut out the middleman and pass the savings on to you. It is late and did not have time to finish testing but I wanted to come in … Great to know, so I probably have around 120-140 psi on mine which is totally acceptable, New comments cannot be posted and votes cannot be cast, More posts from the Justrolledintotheshop community, Continue browsing in r/Justrolledintotheshop. Slide 1 of 1. 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. Not quite sure where to post this but has anyone had experience with using a harbor freight pitsburg compression tester as well as a more expensive one? Year Warranty $ 29 … Mityvac MV5532 Digital Compression Test Kit. Smug and happy with that, I didn't bother with a wet test. I have never had one last more than one engine's worth. That tester is good for 2002 and older vp cummins. You need common rail specific tester. We have invested millions of dollars in our own test labs and factories. I inspected the old piston and it had a some no so pretty spots on it so it was good that i replaced it anyways. This video shows how i did my compression test on a 1994 honda civic vx with a d15b7 @10psi boost engine. So our tools will go toe-to-toe with the top professional brands. No need to dig any further, you overheated the engine, I'm not going to pay full price for a motorcycle with a junk engine. Deluxe Compression Test Kit is a cut above the rest. On cylinder # 6 it failed, and was not able to read above 50 psi. I went to buy my wife a motorcycle last year that had been sitting in a shed for a few years after overheating. The Fortress compressor from Harbor Freight sells for $399 (PN 56403). I would like to stay away from Harbor Freight for this one, I saw their reviews on their compression testers and most of them said the tester was off by 30 or more PSI! For the heck of it, I borrowed another gauge (same Harbor Freight) and repeated the test. The kit worked fine for 5 cylinders and read accurately. 273352. Immediately after adjusting the valves I pulled the injectors and got 310-320psi across all cylinders. A borrowed compression tester … I rebuilt my dirt bike based off a low compression reading from one and get the same reading with new gaskets/rings/piston ect. The Harbor Freight compression tester kit is not included. Versus the harbor freight 8 piece kit #62638 (to possibly save some people some time & effort): I initially bought the harbor freight … I've used this tester on numerous chainsaws with/without scored pistons and it's working well. I retested the other cylinders ( which I had just tested at 150 psi) and the gauge would not read above 50 psi. It's about 40lbs off my snap on gauge and 50lbs from the shop Mac gauge. 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 … SKU # 273352. You'll only hear from us. 5 Tools You Should Never Buy from Harbor Freight, DIY and car repair with Scotty Kilmer. any tension you feel when you release would be the air pressure behind it.. could the manufacturer have used the incorrect version.. its possible. Tl;dr yes, they're junk from harbor freight … What I received was a harbor freight tester with a different dial face that gives … if your gauge has been around thru different hands.. yep.. Yes, the new Harbor Freight compressors are good if you are replacing an older compressor in your home shop or garage and are using it to … What not to buy will easily become Octagon lol. Did you do anything to the head OP? I am 100% happy with this compression tester. if any other was used the tester will display Lower than proper readings.. the spring tension to push the stem open should be almost nothing. I picked one of these up this weekend. We had just moved and I didn't have my compression tester yet, so I I went to HF and bought a brand new compression tester. Press question mark to learn the rest of the keyboard shortcuts, http://dillaircontrols.com/files/Catalog_Aug3.2006.pdf. Took a compression reading in my car (all … Compression Test Kit 8 Pc. Engine and Transmission Oil Pressure Test Kit, Quickly and easily diagnose engine problems with this, The Block Tester® Combustion Leak Detector Fluid uses, The Ames Compact Digital Multimeter provides superior features, Get 10% Off Your Entire Purchase When You Open a New Account. The kit comes … i have found some compression testers that are way wrong. Frankly I … We cut out the middleman and pass the savings to you! Thx for the review I've thought about buying a cheap leakdown tester but so far I've managed fine without one A compression test tells me the overall condition of the cylinder(s) and if … and its weird that it maxes out around 90psi, but i feel confident enough to start it this weekend, Never had a problem with mine I use the 1 hose for leakdowns probably once a week. For California consumers: more information about our privacy practices. Check Latest Price. Ill keep that in mind when im buying my next bike lol. This complete kit includes everything necessary for checking engine compression and diagnosing problems with valves, rings, … Just for shits and giggles, I rebuild the carbs, throw some fresh fuel in it and it fires right up. usually ones that have been around.. and used the wrong valve core.. page 13 and 14... right column second down.. should be whats used in a compression tester. as for the Schrader valve. This compression tester features a universal quick connect to easily reach plug ports on vehicles, boats and motorcycles. For any difficulty using this site with a screen reader or because of a disability, please contact us at 1-800-444-3353 or cs@harborfreight.com. The final test kit on our list is … What I received was a harbor freight tester with a different dial … What reading are you getting? This compression tester kit is pure garbage. Pressurized air is supplied to each cylinder and in moments displays a rate of leakage measure … Quickly test … I just noticed my reviews. The compression tester … FYI, you need to break in the engine before it will give good compression readings. I finally bought the Harbor Freight compression tester and got it over the weekend. Hi everyone. Thanks ill be sure to check this when i get home. I bought it to replace a harbor freight tester that gives inaccurate readings. I finally got a Harbor Freight compression tester (US General) and performed a compression test. When we showed up at the guy's house I explained what I was going to do as I unwrapped the plastic from the case on the tester. Harbor Freight buys their top quality tools from the same factories that supply our competitors. The Maddox® 24 Pc. For any difficulty using this site with a screen reader or because of a disability, please contact us at 1-800-444-3353 or cs@harborfreight.com.. For California consumers: more information about our … DIY: Harbor Freight $30 Compression Tester Easily Modded for Success! anyone has trouble with harbor freight compression tester? I have the Canadian version (Princess Auto) . Discussion in ' 6.9L IH & 7.3L IDI Diesels ' started by BDCarrillo , Jul 19, 2014 . Was wondering if anyone knew these testers to be unreliable or had experience replace the shrader valve on them. Innova Compression Tester 4 Piece. 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