JAP Single Piston +060including gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thou500cc OHV Model KTO KTOR STD = 85.7 mm x 85 mm Bore and Stroke +060 Gudgeon Pin: 13/16=20,6mm Compression Height: 32.45mm JP
Villiers Piston +060 1931-1938 Hepolite 346 c.c. Long Stroke, XIVB. YZ Automatic Lubrication (G. Pin Parallel to Deflector) +60 = 71,5 mm with Gudgeon Pin and Rings