BSA CB/DB Goldstar 350cc Piston 030 STD: 71 mm +030 =71,75 mmJP Piston Piston Clearance 0.12mm or 45thoumiddle Gudgeon to top pin: 40 mmMiddle Gudgeon pin to first step: 33 mmGudgeon Pin 19 mmPlease look at all pictures
AJS Piston 497 cc. 1956- OHV. 18CS/G80CS +020 STD= 86 mm +20 = 86,5 mm CR 8.7:1 Measurements see last picture please JPincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease view ALL Pictures
AJS/Matchless Piston 497 cc. 1956- OHV. 18CS/G80CS STD STD= 86 mm
CR 8.7:1Measurements see last picture pleaseJPincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thouPlease view ALL Pictures
AJS/Matchless Piston 350cc +080 Alloy Head 1948-55 G3L gudgeon pin 22 mm - 7/8"
Compression 6.3:1 Std: 69mmincluding gudgeon Pin, piston rings and circlipsPiston Clearance 0.12mm or 45thoucomplete incl. Rings f. G3LS JP Piston Made in Australiatotal hight 82 mmplease look at all pictures