TB Piston, 54mm – TRX90/Chinese 86cc Type – TB Race Heads

TB Piston, 54mm – TRX90/Chinese 86cc Type – TB Race Heads

Replacement 54mm piston kit for all our 114cc Race Head and V2 Honda Race Head Kits used on the TRX90 and Chinese engines.  This piston also works on the stock TRX90 cylinder head when the extra spark plug washer (included) is used (provides clearance).