The ultimate upgrade for a 5 port A series cylinder head
This is a Webcon Aluminium replacement cylinder head for the A Series engine.
Featuring Silicon Bronze valve guides, M12 spark plug threads and lead free seats cut to whichever size you wish, there are huge advantages of running an alloy head on an A series engine
From the huge weight savings over the cast iron item to the heat dispersion characteristics of the aluminum and these heads are also know to be more forgiving with detonation allowing you to run more ignition timing.
The cylinder head ports come as a cast finish but can be ported and gas flowed at an extra cost.
Please call before ordering to check availability