Engine Service

In tank electric fuel pumps have built-in check valves. When these fail, fuel that is supposed to be at the engine runs back into the gas tank, preventing the vehicle from starting. Installing the check valve eliminates the need to replace the entire in...

For diesel fuel pressure and vacuum testing on GM 6.6L Duramax engines Gauge assembly with 6-ft. hose and quick coupler 3-1/2inch gauge reads 30 in/Hg to 15 PSI

Used to check fuel system pressure on diesel engines with Compucheck test ports. Fits Compucheck test ports on the fuel system of Cummins diesel engines as well as other diesel engines that have been outfitted with the Compucheck test ports. Six-foot...

Used to test fuel pressure between the lift pump and the injection pump on diesel engines. Includes 100 PSI gauge assembly with 4-ft. hose, pressure relief valve and 6-ft. clear PVC tube, 5 banjo bolt adapters ranging from 8mm to 14mm and 1 Repair Kit...

Controlled pressure assures positive, adjustable contact through full range. Operates with any electric drill. Furnished with 3" long 220 grit stones Adjustable stop collar permits quick selection of two range settings, from 2" to 4" and from 4" to 7"...

Locks Flywheel in place when removing harmonic balancer on 6.6l duramax engines with Allison automatic transmissions. Saves time by locking the flywheel at the transmission instead of having to remove the starter for water pump replacement. On 2500 and...

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

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.

Fits Spark Plug Holes with Limited Access. The narrow profile and long length allows access to spark plug holes in confined spaces. Use with a 3/8" ratchet or extension. Size: M14 x1.25 IMPORTANT: Use anti-seize.

The Lisle spring clutch assures a proper fit on the piston and a positive locking action. Range: 2 1/8" to 5".

Small Engine Ring Compressor For Small Cylinders: 1 1/2" to 3" (38.1-76.2mm) Quality tool at a low price.

Valve Ring Compressor