BSA Engine / Gear Box Oil Seal Kits (1) - Choose Kit Type / Year / Model TR6C Fits all Triumph 750 Unit

Fits all Triumph 750 Unit Twins (Bonneville

M Part number is 70-6857 or E6857

E1591 & 67-1240

top inner diameter 1 7/8" and the bottom inner diameter measures 2 1/8"

M Part number is 66-0492 or SE 13

BSA Engine / Gear Box Oil Seal Kits (1) - Choose Kit Type / Year / Model TR6C Fits all Triumph 750 UnitReplace all your old and dry rotted oil seals in both your engine and gear box using our complete oil seal kits. Our oil seal kits come with everything you need for your motor and gear box (does not included o rings or push rod tube seals) We stock most engine and gear box oil seal kits for BSA models including unit pre unit singles and twins (A50, A65, A7, A10, C15, B40, B25, B44, etc) up to approx 1972. Check your parts book to ensure the best