Using proprietary Speed Flow™ technology, Dart has developed more efficient port designs with improved velocity and flow capabilities. The combustion chambers and ports have been redesigned for greater breathing characteristics and more controllable combustion. Casting walls are cleaner and more consistent, resulting in better control over flow and heat.

More From This Category

Proflow Cylinder Heads SuperMax 225, Bare, Aluminium, Ford 302-351 Cleveland, 3V, 73cc Chamber, 225cc Intake Runner, 630HP Out of Box, Pair

Proflow Cylinder Heads SuperMax 225, Bare, Aluminium, Ford 302-351 Cleveland, 3V, 73cc Chamber, 225cc Intake Runner, 630HP Out of Box, Pair

$1,879.50