For street performance, mild bracket racing and marine. Under 6,800 RPM, under 500 cubic inches. Excellent mid-range torque and power, good for heavier vehicles. A new high velocity oval port design makes this head an ideal choice for street cars and trucks. The PRO1’s race proven features include rolled valve angles, improved spark plug location, extra long intake valves, raised exhaust ports, and fast burn chambers. 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.
Additional Attributes:
GTIN: 00807051011234
CNC Ported: Yes
Combustion Chamber Volume: 121.00
Cylinder Head Material: RMR Cast Aluminum Alloy
Cylinder Head Series: Pro1
Engine – Web: Big Block
Engine Type: ICE
Engine: Big Block
Exhaust Valve Diameter: 1.880
Industry: Automotive
Intake Valve Diameter: 2.190
Make – Web: Chevrolet
Make: Chevrolet
Port Volume: 275.00
Product Type: Engine Cylinder Head
Prop 65 (C, R or CR): CR
Prop 65 Yes/No: Yes
Spring: Bare
Valve Angle: 24
Extended Information:
Emissions : 1
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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