Dart 19200010 Cylinder Head Aluminum Big Block Chevy Pro1 325cc 2.250″ x 1.880″, Bare Casting
Material: RMR Cast Aluminum Alloy
Valve Angle: 24°
Intake Port Volume: 325cc
Intake Valve: 2.250”/2.300”
Exhaust Valve: 1.880”
Chamber Volume: 121cc
Intake Port Shape: Rectangle
Exhaust Port Location: .300” raised
Serious street performance, mild bracket racing, and marine. Over 7,000 RPM, 525+ cubic inches. Can be used on smaller engines with a tight converter.
The PRO1 24° 325cc delivers increased airflow at high valve lift for high RPM, big cubic inch engines, and still remains compatible with off the shelf pistons, valve train components, and intake manifolds.
Long wearing Bronze valve guides, screw-in studs, multi-angle intake seats with hardened, radiused exhaust seats are standard. Best of all, our precision cast ports produce outstanding airflow without time consuming porting.
Assemblies include Stainless Steel valves, premium springs, locks, retainers, guide plates and seals.
Heads are sold individually.
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