Big Bore Kit

Vertex Cast Big Bore Piston Kit (295cc) 5.60mm Oversize to 77.55mm, Standard C


Vertex Cast Big Bore Piston Kit (295cc) 5.60mm Oversize to 77.55mm, Standard C
Vertex Cast Big Bore Piston Kit (295cc) 5.60mm Oversize to 77.55mm, Standard C
Vertex Cast Big Bore Piston Kit (295cc) 5.60mm Oversize to 77.55mm, Standard C

Vertex Cast Big Bore Piston Kit (295cc) 5.60mm Oversize to 77.55mm, Standard C    Vertex Cast Big Bore Piston Kit (295cc) 5.60mm Oversize to 77.55mm, Standard C

Vertex Piston Kit 71.95mm. This item fits the following models. All piston skirts are coated with a hi-tech Molybdenum Disulphite coating for faster break-in time and increased piston life. Cast Replica piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston. Forged Replica pistons are forged from 2618 aluminum for superior strength and durability.

Forged High Compression pistons improve power and torque across entire rpm range. Forged Big Bore pistons increase engine's displacement, torque, and peak horsepower. Forged Replica pistons are forged OE replacements. All pistons are heat treated with a T-5 hardening and tempering cycle.

Replica pistons and all rings are OEM replacements. Kits include piston, rings, wrist pin and circlips. Cast BB - Big bore stock compression cast piston. We must be notified within 24 hours of receipt of any missing, defective or damaged goods.

Any item which has been used, worn, damaged or had tags/labels removed will not be eligible for return. Any damage claims may be exchanged for the identical item only.
Vertex Cast Big Bore Piston Kit (295cc) 5.60mm Oversize to 77.55mm, Standard C    Vertex Cast Big Bore Piston Kit (295cc) 5.60mm Oversize to 77.55mm, Standard C