3in. Open Primary Belt Drive Kit. Fits Big Twin 1955-1984.

Features & Benefits:-

* Supplied complete with a BDL Clutch

Tech Tips:-

* Primary Drive Ratio of 1.53:1 vs Stock of 1.54, gives slightly more top end.

* Fits models originally running a 3, 5 or 10 Stud Dry Clutch

* Fits 1955up Big Twin with Splined Engine Shaft

* Fits Kick Start only

MFR PART No: BDL-EV-72-47
REVELRY PART No: BDL-EV-72-47