- Engines & Components
- Cylinder Heads
- Edelbrock Performer RPM Chevy 348/409 Aluminum Cylinder Heads
Designed for 1961-65 Chevrolet "W" series 348/409 big blocks engines. These heads have improved port design for more performance, original port locations and valve angles for bolt-on convenience; CNC port match 220cc intake and 115cc exhaust ports for optimum flow and power, hardened spring cups, screw-in rocker studs an hardened guide plates. Made In The USA!
Features:
- Intake Runner Volume: 215cc
- Exhaust Runner Volume: 115cc
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- Intake Valve Diameter: 2.19"
- Exhaust Valve Diameter: 1.72"
- Valve Stem Diameter: 11/32"
- Valve Guides: Manganese Bronze
- Deck Thickness: 9/16"
- Valve Spring Diameter: 1.55"
- Vavle Spring Maximum Lift: .600"
- Rocker Stud: 7/16"
- Guideplate: Hardened Steel
- Pushrod Diameter: 3/8"
- Valve Angle: 0
- Exhaust Port Location: Stock
- Spark Plug Fitment: 14mm x 3/4 Reach, Gasket Seat
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PART TYPE
PART TYPE
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Engine MakeSize
Outside Diameter of Outer Spring
Valve Seats Machined
Intake Runner Volume cc
Intake Valves Included
Damper Spring Included
Heat Crossover
Part Fitment
Valve Springs Included
Exhaust Runner Volume cc
Exhaust Valve Diameter
CNCMachined Combustion Chamber
CNCMachined Exhaust Runner
Cylinder Head Style
Valve Guide Material
Valve Guides Included
Intake Valve Diameter
Number of Springs Per Valve
Exhaust Port Location
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