World Products Merlin cylinder heads for big Chevys combine large intake runners with open combustion chambers to produce good torque and low-end power. The heads are available assembled or bare; rectangular or oval; with or without intake/exhaust valves; and other options. Order the model that best suits your application.

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Trick Flow Cylinder Head, Twisted Wedge 185, Fast As Cast , Assy, 44cc Chambers, 150 Lb. Springs, For Ford 4.6/5.4L 2V, Each

Trick Flow Cylinder Head, Twisted Wedge 185, Fast As Cast , Assy, 44cc Chambers, 150 Lb. Springs, For Ford 4.6/5.4L 2V, Each

$3,581.50