Triumph Pre Unit Rocker Box Inspection Cap and Crankcase Filter / Sump Plug on Unit 350/500cc Models
Rocker cover inspection cap on 500/650cc pre unit models circa 1946-62 including 5T, TR5, 6T, T110, T120 and TR6.
Also used on BSA B25 and B50 models.
Crankcase filter cap / sump plug on unit 350/500cc models circa 1959-67 + T20 Tiger Cub and TR25W models.
Thread diameter approx: 1+1/2" (38mm)
Available in cast alloy with a anodised satin finish or polished alloy - please select option.
OEM: 70-1564, E1564, 40-0968
Made in England