Condition NOS 9:1 Compressions Ratio for 750 Combat engines only )1971-1973) (RH 6 cylinder head)
Dunstall Commando-Combat 750 piston set LH + RH Made by G.P.M.
Condition: NOS
9:1 compr. ratio
H.C. top rings
Fits: 750 cc Combat engines 1971-1973
Sizes: 73.00 mm Standard size - 74.00 mm + .040" Oversize