Triumph / BSA Crankshaft Roller Bearing 70-2879 / 68-0625 - MRJA 1 1/8 - Choose Brand / Clearance Rating Brand - Part # - Clearance Rating - Application:RHP (England) - #70-2879 / E2879 (C2) (Triumph 750 - 1973-82) M Part number is 70-3977

M Part number is 70-3977

Rocket III

We offer 3 types of bushings (you choose for your application) - all quality made bushings

* New Top Quality BSA 500 & 650 Unit Twins Rear Steel "Standard" 47T Sprocket

Triumph / BSA Crankshaft Roller Bearing 70-2879 / 68-0625 - MRJA 1 1/8 - Choose Brand / Clearance Rating Brand - Part # - Clearance Rating - Application:RHP (England) - #70-2879 / E2879 (C2) (Triumph 750 - 1973-82) M Part number is 70-3977If you are performing a complete engine rebuild and your drive side roller bearing is in need of replacement I highly suggest installing a BSA and Triumph roller bearing manufactured by a reputable company such as the bearings we have to offer you today. Roller bearings fitted to Triumph 650 and 750 unit twins as well as BSA 500 and 650 unit twins came equipped with a MRJA 1 1 8 roller bearing. Original bearings where made by RHP, R&M and Hoffmann.