Compression & Vacuum Testers

As always, 21 Motorsports offers FAST and FREE shipping on Performance Tool part number W89735. Please look around to find more great items from Performance Tool and all the other great and parts you love!

As always, 21 Motorsports offers FAST and FREE shipping on Performance Tool part number W80577. Please look around to find more great items from Performance Tool and all the other great and parts you love!

Compression Gauge - 0-300 psi - Mechanical - Analog - 2-1/2 in Diameter - White Face - Black Pointer - 14 mm Plug Adapter - Each As always, 21 Motorsports offers FAST and FREE shipping on Longacre part number 52-73025. Please look around to find more...

FeaturesGauge registers 0 - 300 PSI. and 0 - 2100 kpaFits 14mm and 18mm thread sizesSkin-packedShipping weight: 15 oz.Compression tester is made to quickly and accurately check compression on gasoline engines. As always, 21 Motorsports offers FAST and...

FeaturesEasy reading gauge assures accurate vacuum and pressure checkVacuum Units: 0-25 inch Hg and 0-800 mm HgPressure Units: 0-14 PSI and 0-1000 g/cm2Comes in skin-packShipping weight: 9 oz.Easy reading gauge assures accurate vacuum and pressure check...

FeaturesDesigned to perform compression tests to help identify damaged pistons, worn rings, burnt valves, and blown head gasketsSide-release valve allows repeated tests without disconnecting the hoseIncludes 15-inch rubber hose with stainless steel...

Features8-inch long reach adapterMakes it possible to safely and easily perform compression tests on vehicles with difficult access pointsAllows for easy access to recessed spark plug holesPerfect add on tool for performing compression tests on single...

Engine Deck Checker Magnetic Deck Checker;FEATURES:Machined AluminumHolds Self Firmly To BlockSimple/Accurate Measurements1 Year Limited WarrantyTo calculate true compression ratio it's necessary to measure the distance between the deck surface of the...