8mm/1.5 Inch Primary Belt Drive – Electric Start – 1965-1978 Harley-Davidson Big Twins

BDL’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 BDL’s Competitor clutch for 30% more clutch surface than stock. Fits 1966-1978 Shovelhead rear chain models, with electric start. See Additional Information below for fitment.

• All 8mm kits come with belt, clutch basket, front pulley, nut and washer
• Pulley and clutch basket are hard anodized aluminum; front pulley is drilled and tapped for easy removal
• Inner clutch hub and plates are not included; reuse your stock clutch or components must be purchased separately
• Not for use with offset primaries.
• Made in the U.S.A.

NOTE: For enclosed use only, NOT for open belt drive.