Drag Pak Cylinder Head SET (Bare)


NHRA Legal Drag Pak bare cylinder head set (Includes seats and guides).


2015-2021 Dodge Challenger Mopar Drag Pak with 354, or 426 engine.


Head Casting Number 68166435AA-A02
Intake Runner Volume 242
Exhaust Runner Volume 83
CC 354
Cylinder V8
Head CC 59.6
Intake Valve Size 2.200
Exhaust Valve Size 1.680

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