Starter Clutch. Fits All Big Twins 1965-1988, Softail 1984-1988 & Sportster 1967-1980 - All Balls Racing

Utilizes oversize rollers for improved performance under hard starting conditions

Replaces OEM # 31443-65A

Tech Tips:-

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

Electronic or Manual Compression Releases are options for decreasing compression during start-up on Shovel & Evo Engines.