This style of lever is correct for (Bonneville
M Part number is 37-4049
67-0357 & 67-357 as fitted to most late model BSA A7 / A10 twins from approx 1953-1963
gasket kit
Kit includes front sprocket tab washer
BSA "Scripted" Chrome Oil Tank Filler Cap (1) - 65-8560 / A7 / A10 / C15 / B31 / B32 / B40 Seat Cover With Hump This style of lever isNew BSA Pre Unit Chrome Scripted Oil Tank Cap. If your Missing your Oil Tank Cap and you need a Replacement to get back on the Road, then this is for you! The Quality of this Cap is for the "Everyday Rider", this is not "Restoration Quality"! Cap is Chrome and Reads: "See Instruction Manual"! Thread Diameter is approx 1 1 2". Fits many A,B, & M Group BSA Pre Unit Twins, Singles & Early Unit Singles (C10, C11, C15, B40, A7, A10, B31, B32, B33, Etc)