AJS/Matchless Piston 350cc +060 Iron Head 1933-46 Compression 6.3:1 complete incl. piston rings, Gudgeon Pin and Circlips f. G3LS JP Piston Made in Australia
Piston Clearence 0.12mm or 45thou
69 mm = STD +060= 70.5 mm Pin Diameter 22mm Compression Height: 29mmPlease look at all pictures