Edelbrock Cylinder Head 50459 E-Street; Assembled; Chevy Big Block; Natural Aluminum; 290 CC Oval Intake Port; 110 CC Exhaust Port; 110 CC Chamber Volume; 2.19 Inch Intake Valve; 1.88 Inch Exhaust Valve; 1.55 Inch Spring Diameter; Single

Edelbrock Cylinder Head 50459 E-Street; Assembled; Chevy Big Block; Natural Aluminum; 290 CC Oval Intake Port; 110 CC Exhaust Port; 110 CC Chamber Volume; 2.19 Inch Intake Valve; 1.88 Inch Exhaust Valve; 1.55 Inch Spring Diameter; Single

Edelbrock
New
MPN:
50459
UPC:
085347504596
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$1,584.54
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Description

Note: Cylinder Head, E-Street, Assembled, Chevy Big Block, Natural Aluminum, 290 CC Oval Intake Port, 110 CC Exhaust Port, 110 CC Chamber Volume, 2.19 Inch Intake Valve, 1.88 Inch Exhaust Valve, 1.55 Inch Spring Diameter, Single, With Pushrod Guides, Rocker Studs

Vehicle Fitment

  • 1900-1900 Chevrolet Big Block 1965-1990 Gen IV
  • 1900-1900 Chevrolet Big Block 1991-1995 Gen V

Key Features

  • A356 Aluminum Castings That Are Heat Treated To T6 Spec For Superior Casting Strength And Quality
  • Their Modern Combustion Chamber Designs Improve The Combustion Process And Larger Than Stock Intake And Exhaust Ports Move More Air Through Your Engine
  • These Features Improve An Engine's Efficiency, Resulting In More Horsepower And Torque And Improved Mileage Potential
  • Made In The USA Offering Unsurpassed Quality And Performance
  • Limited 1 Year Warranty

Technical Details

  • Condition: New
  • Engine Compatibility: Chevy Big Block V8 6.9L-7.4L 396-454 Cubic Inch
  • Style: Assembled
  • Finish: Satin
  • Material: Aluminum
  • CNC-Machined: Yes
  • Combustion Chamber Volume cc: 110 Cubic Centimeter
  • Intake Runner Volume CC: 290 Cubic Centimeter
  • Exhaust Runner Volume CC: 110 Cubic Centimeter
  • Port Shape: Oval
  • Intake Port Location: Standard
  • Exhaust Port Location: Standard
  • Intake Valve Diameter IN: 2.19 Inch
  • Exhaust Valve Diameter IN: 1.88 Inch
  • Includes Valves: Yes
  • Spark Plug Angle: Angled
  • Rocker Arm Nut Thread Size: 7/16 Inch
  • Includes Rocker Arm Studs: Yes
  • Valve Lock Type: 7 Degree
  • Valve Stem Seal Type: Umbrella
  • Valve Guide Material: Manganese Bronze
  • Number Of Springs Per Valve: 1
  • Valve Seats Machined: Yes
  • Steam Holes Drilled: No
  • Machined For O-Ring: No
  • Includes Guideplates: Yes
  • Includes Damper Spring: No
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