Fast Eddy, Calibration Pins for Harley Davidson

For cam and pinion gears 0.105" in diameter.

They are used to check the pitch diameter of cam and pinion gears.

A loose fit produces a clicking sound, while a tight fit produces a squeaking sound that can damage the teeth and bearings.

Class Z calibration pins with a tolerance of 0.0002".

For measurement charts, refer to the original equipment manufacturer's (OEM) service manual. Made in the USA.

Compatible with: Big Twin models 54-89