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CP MX1P27-P piston kit for the Yamaha YFZ450 and YFZ450R 2004-2025. Rings, clips, and pin all included. Project X platinum series pro piston kit. Designed with 1mm smaller pin for a 3.5mm longer rod. Profiled pin bore. Thinner rings. 95mm bore (stock) 14:1 compression ratio. This piston is for use with the Carrillo PSR8802 connecting rod or other aftermarket rods for this specialty use ONLY. WILL NOT WORK WITH STOCK ROD OR STOCK REPLACEMENT ROD.
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🇺🇸 Ship from USA · On Agora since 2026
$466.22