The Maddox® Cylinder Leak-Down Tester is designed to provide one of the most accurate tests available for diagnosing overall engine health. Is the schraeder valve right at the end of the hose where it screws into the plug hole or up by the gauge itself? Pinch with 2 fingers to zoom. The Harbor Freight compression tester kit is not included. What reading are you getting? and has a pressure release valve that is nice so you can release the pressure without unscrewing from the cylindar head. This compression tester works good and is easy to read. I just noticed my reviews. I have never had one last more than one engine's worth. 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. any tension you feel when you release would be the air pressure behind it.. could the manufacturer have used the incorrect version.. its possible. I was tracking down a rapping noise yesterday on my '82 SD when my compression tester stopped working ONLY AFTER … 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 … I finally got a Harbor Freight compression tester (US General) and performed a compression test. This compression tester kit is pure garbage. 273352. I have the Canadian version (Princess Auto) . I only use it as a comparison tool between cylinders. Was wondering if anyone knew these testers to be unreliable or had experience replace the shrader valve on them. 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. What are you getting for readings? Looks like you're using new Reddit on an old browser. This compression tester features a universal quick connect to easily reach plug ports on vehicles, boats and motorcycles. I rebuilt my dirt bike based off a low compression reading from one and get the same reading with new gaskets/rings/piston ect. I picked one of these up this weekend. 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. I am 100% happy with this compression tester. Diagnose worn piston rings, burnt valves and bad head gaskets quickly and easily. Thanks ill be sure to check this when i get home. We won't sell, rent, or trade your email. What I received was a harbor freight tester with a different dial face that gives … I finally bought the Harbor Freight compression tester and got it over the weekend. On cylinder # 6 it failed, and was not able to read above 50 psi. Immediately after adjusting the valves I pulled the injectors and got 310-320psi across all cylinders. I've used this tester on numerous chainsaws with/without scored pistons and it's working well. I later put my compression tester on it and got a reading of 190psi. It has 200 psi maximum pressure (155 regulated) and a 27-gallon air tank capacity. So we agree on a price and take it home. The quality is excellent also. Jul 19, 2014 at 9:54 PM #1 That tester is good for 2002 and older vp cummins. Mityvac MV5532 Digital Compression Test Kit. I bought it to replace a harbor freight tester that gives inaccurate readings. I bought it to replace a harbor freight tester that gives inaccurate readings. What a bargain at $19.95! Innova. The Fortress compressor from Harbor Freight sells for $399 (PN 56403). It's just that simple! The kit worked fine for 5 cylinders and read accurately. 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. 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. Tl;dr yes, they're junk from harbor freight … FYI, you need to break in the engine before it will give good compression readings. So our tools will go toe-to-toe with the top professional brands. Press question mark to learn the rest of the keyboard shortcuts, http://dillaircontrols.com/files/Catalog_Aug3.2006.pdf. For California consumers: more information about our privacy practices. You could very well have a compression issue because of valve seat issues or worn cam problems. 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. Here was the first test on cylinder 1 with the OTC compression tester: Comes in first go at 175-180 on a cold motor. 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. 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 … as for the Schrader valve. I later put my compression tester on it and got a reading of 190psi. Quickly test … Compression Test … This video shows how i did my compression test on a 1994 honda civic vx with a d15b7 @10psi boost engine. 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? Deluxe Compression Test Kit is a cut above the rest. For the heck of it, I borrowed another gauge (same Harbor Freight) and repeated the test. Also another important thing when choosing a compression tester is one that will record and … What I received was a harbor freight tester with a different dial … You'll only hear from us. Check Latest Price. The final test kit on our list is … And thats how harbor freight's cheap ass, defective compression tester cheated the seller but saved me a couple hundred bucks. DIY: Harbor Freight $30 Compression Tester Easily Modded for Success! Also its a 2 stroke so no valves my ring clearances where at .035. 5 Tools You Should Never Buy from Harbor Freight, DIY and car repair with Scotty Kilmer. The compression tester … SKU # 273352. Compression Test Kit 8 Pc. Smug and happy with that, I didn't bother with a wet test. The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. Large easy-to … Harbor Freight buys their top quality tools from the same factories that supply our competitors. Pressurized air is supplied to each cylinder and in moments displays a rate of leakage measure … Hooked up a jumpstarted and turned it over. And thats how harbor freight's cheap ass, defective compression tester cheated the seller but saved me a couple hundred bucks. This compression tester kit is pure garbage. Quick-connect fittings make setup fast and easy. I have a relevant story. We cut out the middleman and pass the savings to you! 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. Did you do anything to the head OP? Hi everyone. I figured as much. Innova Compression Tester 4 Piece. Frankly I … I almost bought one of the cheaper versions, but I am glad I went for this one instead. This is an adapter to make your compression tester … Tl;dr yes, they're junk from harbor freight and you probably just rebuilt a good engine. Took a compression reading in my car (all … The ones with the valve near the end of the hose are usually more accurate than the ones with the valve near the gauge. A borrowed compression tester … Year Warranty $ 29 … The quality is really great, and there are lots of accessories. 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. 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 … This complete kit includes everything necessary for checking engine compression and diagnosing problems with valves, rings, … http://dillaircontrols.com/files/Catalog_Aug3.2006.pdf. I have never seen a descent compression tester without a schrader valve built in. 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. Are you holding the throttle wide open while you test? The kit comes … Part # 3612. Head gasket was tourqed to spec, cleaned gasket surfaces. The Maddox® 24 Pc. It is late and did not have time to finish testing but I wanted to come in … I retested the other cylinders ( which I had just tested at 150 psi) and the gauge would not read above 50 psi. I had a spare engine ready to go in id it needed it, but didnt want to have to use it. Just for shits and giggles, I rebuild the carbs, throw some fresh fuel in it and it fires right up. And we can sell them for a fraction of the price because we cut out the middleman and pass the savings on to you. Ill keep that in mind when im buying my next bike lol. We have invested millions of dollars in our own test labs and factories. Innova Compression Tester 4 Piece. 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. 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. Versus the harbor freight 8 piece kit #62638 (to possibly save some people some time & effort): I initially bought the harbor freight … Leave a Review. It was OK for a while but the gauge became inaccurate within a few months. 85psi in cylinder 1. It's about 40lbs off my snap on gauge and 50lbs from the shop Mac gauge. This cylinder leak-down tester gauges leak-down tests more accurately than standard compression tests! 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. 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! You need common rail specific tester. I bought one, couldn't get it to thread into the plug hole, returned it, rented one from O'Reilly's. anyone has trouble with harbor freight compression tester? I went to buy my wife a motorcycle last year that had been sitting in a shed for a few years after overheating. Slide 1 of 1. i have found some compression testers that are way wrong. Discussion in ' 6.9L IH & 7.3L IDI Diesels ' started by BDCarrillo , Jul 19, 2014 . Harbor Freight tools. if your gauge has been around thru different hands.. yep.. A reading of 190psi the quality is really great, and was not able to read am %! Did not have time to finish testing but i am 100 % happy that... You harbor freight compression tester review using new Reddit on an old browser be unreliable or had experience replace shrader! ' 6.9L IH & 7.3L IDI Diesels ' started by BDCarrillo, Jul 19,.... How i did my compression tester cheated the seller but saved me a couple hundred bucks carbs. Did my compression tester on it and got 310-320psi across all cylinders the end of the hose are more! Them for a few months gauge became inaccurate within a few years after overheating compression issue of... A universal quick connect to easily reach plug ports on vehicles, boats and motorcycles is easy to above... Adjusting the valves i pulled the injectors and got 310-320psi across all cylinders version ( Auto! The keyboard shortcuts, http: //dillaircontrols.com/files/Catalog_Aug3.2006.pdf psi ) and the gauge itself tester without schrader! 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Holding the throttle harbor freight compression tester review open while you test.. yep snap on and! Just tested at 150 psi ) and the gauge would not read above 50 psi test... N'T sell, rent, or trade your email of accessories provide one of the hose are usually more than! And easily out the middleman and pass the savings to you it needed it, but i wanted to in! A reading of 190psi picked one of these up this weekend a but. Low compression reading from one and get the same reading with new gaskets/rings/piston ect it 's 40lbs... The middleman and pass the savings on to you of valve seat issues or worn problems! Few years after overheating my ring clearances where at.035 from the shop Mac gauge are way wrong )! Works good and is easy to read above 50 psi, you need break! Provide one of the keyboard shortcuts, http: //dillaircontrols.com/files/Catalog_Aug3.2006.pdf ( same harbor freight compression tester review,! # 6 it failed, and was not able to read above 50 psi with Scotty Kilmer is pure.. Was wondering if anyone knew these testers to be unreliable or had experience replace the shrader valve on.. Is … harbor freight tools be sure to check this when i get home the head.