Big Port Heads (As Cast) 40 x 35mm 94 bore

Big Port heads (As Cast) 40 x 35mm 94 bore

These brand new "as cast" Ported Heads are complete with 40mm and 35.5mm stainless valves, dual springs, hardened locks and cro-moly retainers to suit the 94mm bore only.

These heads have blocked off rocker stud bosses and use the 12mm 3/4" reach spark plugs.

There is a 2nd full cooling fin ready to flycut to any size and are supplied with a 55cc chamber.

Sold as a pair