Newest Products

Used for specific MFG diesel compression testing Works with Tool Aid model 34900 tester and other popular brands (connection adapters may be neede...

For Cummins 5.9L 24 valve electronic injection and 5.9L OSB, OSBE, OSC and QSB diesel engines Tests through fuel injector port Includes hold down ...

Works for Allis Chalmers 6000, 7000, 10000 and 11000 Bedford 200, 220, 300, 330, 466, Case all models not using pencil nozzle

Deluxe compression tester for gas engines 2-1/2" 300 PSI gauge with quick disconnect ends 5 threaded adapters to cover most gas engines Includes: ...

Offers the most complete selection of gasoline compression test adapters on the market.  Complete hose assemblies for 14mm long and short thread, ...

Full coverage kit, automotive, industrial, marine, and small engines. Air hold quick connector, allows the user to attach the air supply to perfor...

- Tests compression on all domestic and foreign cars and light trucks with gasoline engines, including mini engines. - The M68 gauge has a dual sca...

Heavy duty tester complete with 2 feet of high quality hose, plus 3 fittings to test all domestic and foreign cars and trucks with gasoline engine...

Low Pressure Cylinder Leakage Tester with 2 Gauges 35 PSI/2.4BAR Measures the ability of an engine cylinder to hold compression using shoe air Spe...

Measures the ability of an engine cylinder to hold compressed air using shop air pressure and supplements a compression tester. Zeros in on the ex...

Designed specifically for testing motorcycle and small engines, this kit features a specially designed compression gauge and hose assembly, plus th...

Complete kit for testing compression of gasoline engines on domestic and foreign cars and trucks, also on motorcycles, snowmobiles and lawn mowers...

Quickly diagnose internal engine problems such as bad rings, valves and leaking head gaskets. Kit come complete with adapters for most applications...

Complete with standard and specialty adapters, this deluxe kit offers a complete package for compression testing on gasoline engines. Kit includes ...

Designed for complete compression testing on gasoline engines, including domestic, imports, motorcycles, marine, and small engines. Unique problem ...

Adapters fit 14 & 18mm plugs. Gage range 0-300 psi & 0-21 bar.

Quickly and Accurately Check Compression on Gasoline Engines. Gauge registers 0 - 300 P.S.I. and 0 - 2100 kpa. Fits 14mm and 18mm thread sizes.

The 5613 is deal for testing vacuum lines and components. Accurately tests low pressure fuel systems. Quickly diagnose internal engine problems suc...

Dual threaded male end provides two adapters in one for compression at the spark plug ports on Ford Triton engines. Provided with a long reach fle...

Easy reading gauge assures accurate vacuum and pressure check. Dual pressure 0-15, Vacuum .30, (not for Diesel)

Use with OTC compression testers (or other compression testers with a 14mm thread) to access hard to reach spark plug holes. Works on 2004-2007 Fo...