BSA CB/DB Goldstar 350cc Piston 040 72 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
BSA CB/DB Goldstar 350cc Piston 060 with Piston Rings, Gudgeon Pin and Circlips 72.5 mm Piston Clearance 0.12mm or 45thoumiddle Gudgeon to top of piston: 40 mmMiddle Gudgeon pin to first step: 33 mmGudgeon Pin 19 mmsee last pict.compression 9:1 GPM - Made in Italy
BSA B44 Piston Ring Set / Piston Rings +040. Gandini.Top rings are 1/16” thick and 1/8” wide Oil ring 1/8” wide and 1/8” thick fit also Norton 16H,ES2 and Model 18 Original Piston Thickness: 1,55mm/3,15mm +040 =80.00 mm check thickness of piston rings