21-23 Yamaha WR450F WR 450F 97mm 14.3:1 CP Piston Full RACE CT Coated Piston Kit Outlander 650 Honda XR600R 1985-2000 (1 package

Honda XR600R 1985-2000 (1 package of 4 required)

the MLS (Multi-Layer Steel gasket) head gasket is constructed with three blades: the outer blades are in rubberized sheet metal

Each Monoblock cylinder undergoes a meticulous process

Replaces Polaris OEM Part # 3610176

Can be used with pump or race gas

21-23 Yamaha WR450F WR 450F 97mm 14.3:1 CP Piston Full RACE CT Coated Piston Kit Outlander 650 Honda XR600R 1985-2000 (1 packageMX1111, MX1110, B2W 116A0 00 00, B2W 11631 00 00, B2W 11603 00 00, BR9 11633 00 00, BR9 11633 10 00, 93450 19052 00 CP Pistons MX1110 21 23 Yamaha WR450F 14. 3: 1 97mm STD Bore 449cc Piston Kit Pro Race Piston Kit Outperform the Competition with the CP Carrillo Pro Race Piston Kit 97mm bore size and 14. 3: 1 compression for maximum displacement and power Ceramic piston crown coating for improved thermal efficiency and fuel burn DLC coated wrist pin