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Pro1 Chevrolet Small Block Head – 180.00 CC Port, 72.00 CC Chamber

Your Price: $1,155.60

SKU: 11221111P

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Dart Pro1 Aluminum Small Block Chevy Cylinder Heads

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.
Heads are sold individually

SKU: 11221111P Categories: , ,

GTIN: 00807051004069



CNC Ported


Combustion Chamber Volume

72.00 CC

Exhaust Valve Diameter

1.600 IN

Intake Valve Diameter

2.020 IN

Port Volume

180.00 CC



Valve Angle

23 DD

Valve Spring Diameter

1.250 IN

Valve Spring Maximum Lift

0.510 IN

Engine Type