Vertex
Vertex Top End Kit 4T CRF450R - CRF450RX Compression 13.5:1 21-24 (95.96)
Vertex Top End Kit 4T CRF450R - CRF450RX Compression 13.5:1 21-24 (95.96) Vertex top-end kits include; piston, rings, circlips, piston pin, base gaskets, head o-rings and piston pin bearing.