Maximum competition, high torque, high compression low dome. 8000+ RPM, 500+ cubic inches. Dart developed the first successful aftermarket aluminum heads for the big block Chevy engine platform and we’ve done it again! We have continued to refine our revolutionary designs through our in house research and development program and now offer the latest of our advancements in the PRO1 20 Deg 440cc Aluminum cylinder heads. The Dart PRO1 20 Deg heads deliver superior performance, by utilizing 440cc runners in a raised asymmetrical port design, and feature a 20 Deg rolled valve angle with redesigned shallow combustion chambers. These heads are ideal for maximum effort naturally aspirated, big boost forced induction, or nitrous applications.
Additional Attributes:
GTIN: 00807051012217
CNC Ported: Yes
Combustion Chamber Volume: 97.00
Cylinder Head Material: RMR Cast Aluminum Alloy
Cylinder Head Series: Pro1
Engine – Web: Big Block
Engine Type: ICE
Engine: Big Block
Exhaust Valve Diameter: 1.800
Industry: Automotive
Intake Valve Diameter: 2.400
Make – Web: Chevrolet
Make: Chevrolet
Port Volume: 451.00
Product Type: Engine Cylinder Head
Prop 65 (C, R or CR): CR
Prop 65 Yes/No: Yes
Spring: Bare
Valve Angle: 20
Extended Information:
Emissions : CARB Eligible
Life Cycle Status: Available To Order
Packaging:
Quantity of Each: 1
Package UOM: EA
Dimension: 24.000 x 10.250 x 8.000 inches
Weight: 34.000 PG
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