JAP Single Cylinder SV Piston STD. JP
STD= 85.725mm
including gudgeon Pin, piston rings and circlips
Piston Clearance 0.12mm or 45thou
500cc= Model K
85.7mm x 85
JAP Single Cylinder SV Piston +020 JP
STD= 85.725mm + 0.5 mm = 86.225 mm
including gudgeon Pin, piston rings and circlips
Piston Clearance 0.12mm or 45thou
500cc= Model K
85.7mm x 85