Starter Clutch with Bearing. Fits Big Twin 1991-2006.

Features & Benefits:-

Utilizes 20% oversize rollers for improved performance under hard starting conditions

Replaces OEM # 31663-90

Tech Tips:-

Advanced timing, High Compression, & Increased cubic capacity can cause failure of Ring Gear, Pinion Gear teeth & Starter Clutch

S&S Easy Start Cams are the most reliable option for decreasing compression during start-up.

Will Not Fit Dyna 2006