Vertex - Piston Kit Cast Stroker 66.45/+2.50 Yam - 23607250 - Cast Long Rod Piston Kit
- All piston skirts are coated with a hi-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
- All pistons are heat treated with a T-5 hardening and tempering cycle
- Kits include piston, rings, wrist pin and circlips