555 Big Bore Kit 999-027



555cc Big Bore Kit. 999 027. All 504 Engine Variants.

Kit comprises of:
Cylinder Liner

Sportax 555 Piston Kit. Includes Rings, Circlips and Pin

Base Gasket

Cylinder Head O Ring

Cylinder Head O Ring Brace

Head Gasket

We can remove and fit your new liner and rebore to the correct size for an extra £150

Cylinders can be powder coated satin black for an extra £50.

Please email or call for further info regarding your new 555cc upgrade kit.

Additional information

Exchange Item

Exchange Cylinder