GT40 Aluminum FE Process-FD (X) heads. These have
been ported by Valley Head Services, Canoga
Park,Cal. which is where Shelby sent heads to get
worked on. Still have hollow so ...
Forged FE 427 $ crankshaft, currently could stay
10/10 with a polish. Crank was removed from a 391
engine so will need snout turned down which is no
big deal for a machine sh ...