Vertex Piston 05-21 Yamaha YZ 125 125cc +4mm Cast Big Bore Piston Kit 144cc.
$180.45
Sale price
$180.45
Regular price
$189.95
Skip to product information
Vertex Piston 05-21 Yamaha YZ 125 125cc +4mm Cast Big Bore Piston Kit 144cc.
$180.45
Sale price
$180.45
Regular price
$189.95
Exact fit A, B or C pistons match your cylinder bore perfectly to maximize power and performance, while reducing blow-by and oil consumption. All piston kits include piston, rings, wrist pin and circlips required.
- Skirts are coated with a hi-tech molybdenum disulphide (MoS2) for faster break-in and increased piston life
- Heat treated with T-5 hardening and tempering cycle