Ariel Piston 350 cc OHV. NOS. +20 72,5 mm
Genuine
incl. gudgeon pin and piston rings
piston clearance 0,12 mm
Made in England
Please look at all pictures
BSA Piston B24. B25 350 cc 1939-47 +030 = 71.75 mm
genuine
Compr. Ratio 7.75:1
Piston clearance 0,12 mm
no piston rings, incl. gudgeon pin
Please look at all pictures
Velocette Piston Ring Set 1932-58 350 cc +060. 75.5 mm. OHV. OHCSTD = 74 mm. +060 = 75,5 mm2 x Compression Ring Thickness 1/16". Depth. 3.8mm1 x Oil Ring Thickness 5/32". Depth 3.95mm