BSA Gold Star 500 Piston

1955 - on (can b e fitted to some earlier models)

From Omega - the UK’s leading manufacturer, especially in classic pistons

Semi Die Cast in their own foundry herein the Midlands

85mm

Available in sizes STD, +020, +040

PLEASE Message what size required (You are bidding on ONE piston only)

43mm Comp height

Around 8.75:1 comp

Complete with modern JAP Ringset (because they are the best)

Lots more being listed…..