CP Pistons 09-14 Yamaha R1 13.5:1 78mm STD Bore x 52.2mm Stroke (998cc) Piston Kit

Pistons are the backbone of any true hardcore racing engine and that's where CP-Carrillo excels by producing the highest level of pistons, period.

Genuine CP Pistons. Part number M1079C.

Imported to order from our US supply partner — allow 7-14 days delivery.