Originally Posted by Naghebe
Yes it was. The builder has a datafile with head flow numbers, cam specs, combustion chamber volume...etc. Burns then calculated, length, diameter and that a 4-2-1 would perfom best on this engine.
Yes it was. The builder has a datafile with head flow numbers, cam specs, combustion chamber volume...etc. Burns then calculated, length, diameter and that a 4-2-1 would perfom best on this engine.
and that is why this header will never cost $500 to replicate