Big Chief 11 Degree Aluminum BB Chevy Cylinder Heads Bare (1 head)

Manufacturer: DART
pcs.

11° BIG CHIEF II OVAL PORT HEAD

PORT VOL: 555
CHAMBER VOL: 56-90
INTAKE / EXHAUST VALVES: 2.500 / 1.850
SPRING DIAMETER: Bare
CYLINDER BORE: 4.600
CNC PORTING: Full Port
WEIGHT: 42 lbs
QUANTITY: 1
P/N: 18575070

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