Hand Tools

7 - 10" Piston Ring Compressor Tool 21500

The Lisle spring clutch assures a proper fit on the piston and a positive locking action.

5/8" Valve Lapper 21200

Thick handles for easy lapping. 21100 has 1-1/8" and 1-3/8" diameter cups for larger valves. 21200 has 5/8"

1-1/8 & 1-3/8" Valve Lapper 21100

Thick handles for easy lapping. 21100 has 1-1/8" and 1-3/8" diameter cups for larger valves. 21200 has 5/8"

3-1/2 - 7" Piston Ring Compressor Tool 21000

The Lisle spring clutch assures a proper fit on the piston and a positive locking action.

Remote Starter Switch 20750

Features heavy gauge, rubber-covered copper wire. Depress button to jog or start the engine.

Coil On Plug Spark Tester 20700

It is the quickest way to test for no-start conditions. An inductive test cannot be performed, because there are no plug wires. High visibility white lettering makes it easy to read the gap...

Replacement Bulb (for 20610/20580) 20680

Lisle Tools Catalog

Inline Spark Tester 20610

Quickly diagnose problems with all ignition systems. Connect the tool between the spark plug and the plug wire. The tool is double-ended to offer a straight boot and a 90° boot on one tool. With...

Inline Spark Tester w/ Coil On Plug Wire 20580

Connect the tool between the spark plug and the plug wire. The short wire is double ended to offer a straight boot and a 90-degree boot on one tool. With the engine running, the tool flashes a...

M12 Spark Plug Adapter 20540

For testing on some automobile, motorcycle, ATV, chainsaw and marine gas engines. Includes o-ring.

M10 Spark Plug Adapter 20530

For testing on some automobile, motorcycle, ATV, chainsaw and marine gas engines. Includes o-ring.

3-1/2 - 7" Piston Ring Compressor Tool 20500

The Lisle spring clutch assures a proper fit on the piston and a positive locking action.