Description

Features & Benefits:-

* Clutches with 20 percent oversize rollers

* Idler gears manufactured from cold-headed steel

* Supplied with a 10/32 threaded output shaft, and a conversion bolt for the earlier 1/4-20 threaded output shafts allows fitment to cover all Big Twins from 1989 thru 2005

* Replaces OEM # 31553-90B

* Replaces OEM # 31553-94C

Tech Tip:-

* Does Not Fit Dyna 2006.

* Advanced timing, High Compression, & Increased cubic capacity c