Crankpin Assembly. Fits Big Twin 1941-E1981.

Features & Benefits:-

* Made in the USA

* 1.249in.

* Replaces OEM # 23961-41 & 23966-54A

Tech Tips:-

* Torque crankpin nuts to H-D specs 180-210 ft/lbs for both OEM & S&S forged flywheels.

* Greater torque will result in damaged crankpin threads.

* If conrod sideplay is excessive do not exceed 250 ft/lbs on the S&S flywheels , for oem use factory torque spec.

Proudly Made in the USA by S&S Cycle !