Ariel SV Piston 599 cc. STD. 86.38 mm1931-1932 550 cc SV. SB21, SB32, SB31 Sloper1932-1932 550 cc SV. VB, VB33 Vertical Engine1933-1935 550 cc SV. VA, VA41936-1958 600 cc SV. VB Please look at all pictures - Measurements!JP - Made in Australiaincl. Piston Rings, Gudgeon Pin and CirclipsPiston Clearance 0.12mm or 45thou
AJS/MatchlessTwin Gasket Set M20 with copper head gasketID Head gasket: 74,2 mm 500ccm OHV M20 1953-55 Matchless 500cc OHV G9 TwinMade in EnglandPlease look at all pictures
BSA Bantam D1 Piston +060with Piston Rings, Circlips and Gudgeon PinPiston Clearance 0.12mm or 45thouSTD = 52mm +1,5mmGudgeon Pin: 42mm x 12mmPlease see at all pictures
BSA Bantam D3 Piston STD
with Piston Rings, Circlips and Gudgeon Pin
Piston Clearance 0.12mm or 45thou
STD = 57mm
Gudgeon Pin: 48mm x 12mm
Please see at all pictures
BSA Bantam D3 Piston +020
with Piston Rings, Circlips and Gudgeon Pin
Piston Clearance 0.12mm or 45thou
STD = 57mm +0,5mm
Gudgeon Pin: 48mm x 12mm
Please see at all pictures
BSA Bantam D3 Piston +060
with Piston Rings, Circlips and Gudgeon Pin
Piston Clearance 0.12mm or 45thou
STD = 57mm +1,50mm
Gudgeon Pin: 48mm x 12mm
Please see at all pictures