Honda OEM Big Bore Head Gaskets

Genuine Honda OEM head gaskets modified for use on engines with larger cylinder bores.

The PRB version is ideal for K24 engines fitted with K20a2 PRB heads.

Modified on a bespoke jig by CNC controlled EDM (Electric discharge machining).

This ensures accuracy, no damage to coating and no burrs to bore edges. 

NOTE: USE OF RUBBER WATER DIVIDER MUST MATCH THE HEAD GASKET WATER FLOW