Excellent street, strip, oval track, truck or marine performance upgrade. Maximum torque and throttle response from idle to 6,000 RPM. Best for 327-400 cubic inch engines. Works with most standard components. Dart’s PRO1 23 Deg 180cc Platinum series heads utilize wet flow technology. Independent tests have demonstrated an average 25 horsepower gain over the original trend setting PRO1 design. These 180cc as cast heads out perform many larger heads in a wide range of applications.? Long wearing Bronze valve guides, screw-in studs, multi-angle intake seats and hardened, radiused exhaust seats are standard. Assemblies include Stainless Steel valves, premium springs, locks, retainers, studs, guide plates and seals.
Additional Attributes:
GTIN: 00807051004021
CNC Ported: Yes
Combustion Chamber Volume: 72.00
Cylinder Head Material: RMR Cast Aluminum Alloy
Cylinder Head Series: Pro1
Engine – Web: Small Block
Engine Type: ICE
Engine: Small Block
Exhaust Valve Diameter: 1.600
Industry: Automotive
Intake Valve Diameter: 2.020
Make – Web: Chevrolet
Make: Chevrolet
Port Volume: 180.00
Product Type: Engine Cylinder Head
Prop 65 (C, R or CR): CR
Prop 65 Yes/No: Yes
Spring: Double
Valve Angle: 23
Valve Spring Diameter: 1.437
Valve Spring Maximum Lift: 0.650
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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