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.

More From This Category

Trick Flow Cylinder Head, GenX 205, Competition Ported, Assembled, 58cc CNC Chambers, GM LS Vortec, Each

Trick Flow Cylinder Head, GenX 205, Competition Ported, Assembled, 58cc CNC Chambers, GM LS Vortec, Each

$2,830.40

BBC Intake Gaskets .060 thick for 345cc, 357cc, 377cc & 385cc

BBC Intake Gaskets .060 thick for 345cc, 357cc, 377cc & 385cc

$43.71

AFR Cylinder Head, 224cc Gen 3 Hemi - Full CNC - 73cc Chamber Passenger Side,

AFR Cylinder Head, 224cc Gen 3 Hemi - Full CNC - 73cc Chamber Passenger Side,

$4,184.35

SBC/SBF 8mm Stainless Steel 2.100 X 5.020 O.A.L. HEAVY DUTY Valve (Boosted/Nitrous Applications), Set

SBC/SBF 8mm Stainless Steel 2.100 X 5.020 O.A.L. HEAVY DUTY Valve (Boosted/Nitrous Applications), Set

$399.63