Norton 500cc Dominator, Mod. 88, Mod.7, Mod.77JP Pistons Made in Australia 7 1949-5588 1952-6388 Nomad 196088SS 1961-66197cc, OHV, CR 7.8:1, 2 cyl including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPrice per pair Please look at all pictures