Maximum competition, Specifically designed for circle track racing, Super Late Model or Sprint. Over 7,000 RPM, high compression ? low dome. Dart Race Series 12.5 Deg 265cc CNC oval port heads offer outstanding performance in a raised runner style casting. By reducing the valve angle, reshaping the raised intake ports and optimizing the combustion chambers, we produced a significant increase in both airflow and combustion efficiency. It is recommended that you contact a Dart technical representative before placing an order for this item. Detailed information about your planned engine build will help to ensure that you choose the right configuration for your motor and that any special parts and considerations are taken into account.
Additional Attributes:
GTIN: 00807051045567
CNC Ported: Yes
Combustion Chamber Volume: 42.00
Cylinder Head Material: RMR Cast Aluminum Alloy
Cylinder Head Series: Race Series
Engine – Web: Small Block
Engine Type: ICE
Engine: Small Block
Exhaust Valve Diameter: 1.600
Industry: Automotive
Intake Valve Diameter: 2.150
Make – Web: Chevrolet
Make: Chevrolet
Port Volume: 265.00
Product Type: Engine Cylinder Head
Prop 65 (C, R or CR): CR
Prop 65 Yes/No: Yes
Spring: Double
Valve Angle: 12.5
Valve Spring Diameter: 1.550
Valve Spring Maximum Lift: 0.750
Extended Information:
Emissions : CARB Eligible
Life Cycle Status: Available To Order
Packaging:
Quantity of Each: 1
Package UOM: EA
Dimension: 22.250 x 7.000 x 9.000 inches
Weight: 28.000 PG
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