Weslake-Rickman-NRE N37 pistons complete 500 -683-750 Twins Std + oversizes
Condition: NOS Fit Rickman-Weslake conversion + Weslake-NRE 500 + 750 8-Valve Twins
73 mm bore = standard
0.15 inch and 0.30 inch oversize available
Priced per pair Complete with piston rings , pins , circlips