Triumph 500 Unit Twins Pistons - 1959-74 - Choose Piston Application Trident New English Made Triumph TR25W

New English Made Triumph TR25W Trophy Black "Ribbed / Fluted" Dual Seat Cover

etc) from 1964-1974

& scratched taillight housing when you can have on of these

*****For 1971-1972 Triumph 650 OIF Twins that where equipped with the early "5 Speed" Transmissions

M Part number is 45152

Triumph 500 Unit Twins Pistons - 1959-74 - Choose Piston Application Trident New English Made Triumph TR25WNew early and late Triumph 500 unit piston sets. Rebuild your top end the correct way using high quality parts we have found JCC pistons & Hepolite pistons to be more consistent than the original style pistons. We stock bare JCC pistons as well as Hepolite pistons complete with rings, pins and clips. Compression ratio is 9: 1 Fits all Triumph 500 Unit twins (Daytona, T100R, 5TA, T100C, T100A, T100SC, etc) from 1959 1974. Use the drop down menu to