Maximum Top Sportsman, Top Dragster, Pro Mod and Pro Street competition. Excellent with alcohol and nitrous, over 7,000 RPM, over 500 cubic inches. The latest Big Chief evolution with an 11° valve angle, this head features a multitude of revisions: relocated valve centers, relocated port cores, and a redesigned valve train for increased power and reliability. With our sophisticated CNC machining programs, we can tailor a pair of Big Chief II heads to fit your exact engine combination. Copper seats are standard and assemblies come with Titanium valves. Standard 2.500?/1.850? intake/exhaust valves.

More From This Category

Trick Flow Cylinder Head, PowerPort 270, Max Wedge, CNC Comp Ported, Assembled, 1.46" Springs, Big For Chrysler, Mopar, Each

Trick Flow Cylinder Head, PowerPort 270, Max Wedge, CNC Comp Ported, Assembled, 1.46" Springs, Big For Chrysler, Mopar, Each

$3,488.70

AFR Roller Rockers, SB Chevy Scorpion Blue, 3/8” x 1.5, will not fit center bolt valve covers

AFR Roller Rockers, SB Chevy Scorpion Blue, 3/8” x 1.5, will not fit center bolt valve covers

$962.75

AFR Cylinder Head, 212cc Gen 3 Hemi - Full CNC - 73cc Chamber Driver Side, NO PARTS(6.2-2015/2021

AFR Cylinder Head, 212cc Gen 3 Hemi - Full CNC - 73cc Chamber Driver Side, NO PARTS(6.2-2015/2021

$3,588.10