BBC PRO1 20? 440cc Cylinder Head - 1.650 Assembled 4.600 Bore Chamber
Maximum competition, high torque, high compression - low dome. 8000+ RPM, 500+ cubic inches.

Information:

BBC PRO1 20 440cc Cylinder Head - 1.650 Assembled 4.600 Bore Chamber
Attributes
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Category Cylinder Heads
Category Hierarchy Heads>Big Block Chevy>Pro1
CNC Ported No
Combustion Chamber Volume 97.00
Cylinder Head Series Pro1
EBAY Category ID 33617
Emission Code Legal US
Engine 454
Engine - Web 454
Engine Family Big Block
Engine Type ICE
Exhaust Valve Diameter 1.800
Hazardous Material Code N
Industry Automotive
Intake Runner Volume 440.00
Intake Valve Diameter 2.400
Life Cycle Status Code Available to Order
Make Chevrolet
Make - Web Chevrolet
Material Cast Aluminum
NAFTA Preference Criterion Code B
Port Location Raised
Port Style Rectangle
Port Volume 440.00
Product Market Domestic
Product Type Engine Cylinder Head
SDR Required Flag N
Series BBC Pro1 Chevrolet Big Block Heads
Subcategory Cylinder Heads
Title - Web BBC PRO1 20? 440cc Cylinder Head - 1.650 Assembled 4.600 Bore Chamber
Valve Angle 20
Valve Spring Diameter 1.650
Valve Spring Maximum Lift 0.900
Valve Spring Type Triple
Warranty Time 30
GTIN 00807051005783