Overall Diameter (in): 27

Chrome duplicate of OEM screws with 5/16 hex and 1/4-20 thread for mounting early style countersunk lifter bases on after market cases and Big Twins 1954-75

Why trust your entire motor to a cheap

the S&S Hooligan kits for 2000-2021 Harley-Davidson Sportster models will give you an edge on the competition

The caliper itself (not included) mounts to the bracket with the included hardware

8mm/1.5 inch Primary Belt Drive - Kick Start - 1965-1978 Harley-Davidson Big Twins Subcategory_Tire & Wheel Tools Overall Diameter (in): 27BDL's 8mm belt drives have been around for many years. Most belt drive enthusiasts still think that these units are the best size and combination for all around riding and dependability. This drive adapts your stock clutch directly into the belt drive clutch basket, or you can upgrade your clutch to BDLs Competitor clutch for 30% more clutch surface than stock. Fits 1965 1978 Shovelhead kick start models. See Additional Information below for fitment.