I have a $5K deposit down for a roller to get me
in line for a new 289 Superformance MK II build in
2024. I have decided not to proceed. Not sure if
the dealer will let me "sw ...
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 ...