BSA Armoured Flexible Oil Feed Lines - B31 / B33 / A7 / A10 - Choose Line Type / Application Part # - Application - Routing:#42-8422 (B31 / B32 / B33 / B34) - Over Gearbox Concentric carbs where fitted to

Concentric carbs where fitted to most Triumph

Nut has a thread pitch of 28 (UNF) and has a 1/4" tall head

Fits all BSA Unit A50 & A65 Twins (Lightning

Although it was intended to be a "universal" switch the Wipac Ducon switch and Tricon switches where popular on many BSA singles and twins

Hole spacing measure approx 1 7/16" apart

BSA Armoured Flexible Oil Feed Lines - B31 / B33 / A7 / A10 - Choose Line Type / Application Part # - Application - Routing:#42-8422 (B31 / B32 / B33 / B34) - Over Gearbox Concentric carbs where fitted toRestore your vintage BSA motorcycle the correct way by installing our new and improved oil line assembly's. Each oil line assembly we are offering today are all imported and made in England. Not only are our oil lines made in England, but they are 99. 9% exact replicas of the original types most early BSA models where fitted with. Features the correct fittings, diameter and "armoured" sheath to protect the oil line from debris and heat (as OEM). We