Vertex Top End Piston Kit For Gas Gas MC 50 2021-2023 39.48mm EF dirt-ktm-xc-w-400-2009 50cc-65cc fits KTM 50SX &

50cc-65cc fits KTM 50SX & 65SX (2002-current)

Includes Carbon Fibre Compound Throttle tube

TRX 420 FA IRS 09-22

360° Turbine Technology Reduced peak brain acceleration by up to 30% at impact speeds associated with concussion

Vertex Top End Piston Kit For Gas Gas MC 50 2021-2023 39.48mm EF dirt-ktm-xc-w-400-2009 50cc-65cc fits KTM 50SX &Vertex Top End Kit 2T SX50 09 23 TC50 17 23 MC50 21 23 Vertex top end kits include; piston, rings, circlips, piston pin, base gaskets, head o rings and piston pin bearing. All pistons are heat treated with T 5 hardening and a tempering cycle New T box forgings and DLC coated wrist pins on forged pistons with highest compression ratios for increased strength and performance. Piston skirts are coated with a hi tech molybdenum disulphide for faster break