Vertex
Vertex Top End Kit 4T YZ450F 20-22/WR450F 21-23/XXF450 22-23 Compr. 13.8:1 (B)
Vertex Top End Kit 4T YZ450F 20-22/WR450F 21-23/XXF450 22-23 Compr. 13.8:1 (96.96) Forged pistons are forged from 2618 aluminum for superior strength and durability Forged high compression pistons...