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

Trick Flow Cylinder Head, PowerPort 320, Aluminum, Assembled, 122cc Chamber, 320cc Intake, For Chevrolet, Big Block, Each

Trick Flow Cylinder Head, PowerPort 320, Aluminum, Assembled, 122cc Chamber, 320cc Intake, For Chevrolet, Big Block, Each

$3,697.50

Trick Flow Cylinder Head, High Port 225, CNC Comp Port, Assy, 70cc CNC Chambers, 1.46" Spr, Ti Retain, Small For Ford, Each

Trick Flow Cylinder Head, High Port 225, CNC Comp Port, Assy, 70cc CNC Chambers, 1.46" Spr, Ti Retain, Small For Ford, Each

$3,314.70

Trick Flow Cylinder Head, Twisted Wedge 170, Fast As Cast , Assy, 61cc Chamber, 1.47" Sp, For Ford, Small Block, Each

Trick Flow Cylinder Head, Twisted Wedge 170, Fast As Cast , Assy, 61cc Chamber, 1.47" Sp, For Ford, Small Block, Each

$1,983.60

Proflow Cylinder Heads, SuperMax 205 CNC, Bare, SB Ford 289, 302, 351W, Aluminum, 58cc Chamber, 205cc Intake Runner, 600HP Plus , Pair

Proflow Cylinder Heads, SuperMax 205 CNC, Bare, SB Ford 289, 302, 351W, Aluminum, 58cc Chamber, 205cc Intake Runner, 600HP Plus , Pair

$1,879.50