Small Gas Engine Tool ID and Function

Used to test the amount of compression in the cylinder

• Compression tester

• Feeler gauge

• Ring expander

• Torque wrench

Used to expand the diameter of the cylinder walls

• Cylinder hone

• Compression tester

• Micrometer

• Telescoping gauge

Used to measure the difference in the diameter of a cylinder from one end to the other

• Dial indicator

• Plastigage

• Valve lapping tool

• Verneer caliper

Used to verify distances or gaps between parts

• Feeler gauge

• Plastigage

• Starter clutch wrench

• Torque wrench

Used to hold the flywheel while removing or installing flywheel nut or rewind starter clutch

• Flywheel holder

• Flywheel puller

• Micrometer

• Starter clutch wrench

Used to remove the flywheel from the crankshaft

• Flywheel puller

• Flywheel holder

• Ring expander

• Tachometer

Used to measure the thickness or diameter of an object

• Micrometer

• Valve spring compressor

• Dial indicator

• Feeler gauge

Used to measure the clearance between two parts - commonly used to measure the clearance between the connecting rod and the crankshaft

• Plastigage

• Micrometer

• Compression tester

• Tachometer

Used to compress the piston rings for installation into the cylinder

• Ring compressor

• Ring expander

• Telescoping gauge

• Flywheel puller

Used to expand the ring so it can be more easily installed or removed from the piston head

• Ring expander

• Feeler gauge

• Verneer caliper

• Torque wrench