350/500 cc unit construction twins 1969-74, Stainless Steel.(UNC threads). Complete set, primary, gearbox and timing cover.
Triumph 350/500 unit construction (1968 onwards) with sidepoints. Complete Set. Stainless Steel. (UNC threads)
21-0544 UNF Dome Head Nut 5/16" chrom
89221 650-750 69-