Edelbrock E-Street Ford SB Aluminum Heads
Designed for street performance engines, ideal for operating in the idle to 5,500 rpm range. Manufactured in the USA, these heads feature A356 aluminum castings that are heat treated to T-6 spec for superior casting strength and quality. Their modern combustion chamber designs improve the combustion process and feature larger than stock intake and exhaust ports.
Fully assembled for flat tappet hydraulic applications with up to .550" lift.
Note: 289-302 with 7/16" bolts require bolt bushings #9680.
Part Type: Cylinder Head
Application: Ford Small Block (289-351W)
Cylinder Head Material: Aluminum
Bare or Assembled: Assembled
Combustion Chamber Size: 60cc
CNC Machined Combustion Chambers: No
Intake Valve Angle: 20
Exhaust Valve Angle: 20
Intake Port Volume: 170cc
CNC Machined Intake Port: No
Intake Port Flow: 249 cfm @ .600" lift/ 28"
Intake Port Location: Standard
Intake Port Shape: Rectangular
Intake Port Dimensions:
Suggested Intake Gaskets:
Exhaust Port Volume: 60cc
CNC Machined Exhaust Port: No
Exhaust Port Flow: 168 cfm @ .600" lift/ 28"
Exhaust Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Dimensions:
Suggested Exhaust Gaskets:
Suggested Spark Plug: 14mm x 3/4" reach, gasket seat
Valve Guides: Manganese bronze
Valve Guide Spacing:
Valve Stem Diameter: 11/32"
Valve Seats: Hardened, interlocking powder metal
Valve Job:
Intake Valve Diameter: 1.900"
Intake Valve Included: Yes
Exhaust Valve Diameter: 1.600"
Exhaust Valve Included: Yes
Suggested Valve Length:
Valve Spring Pockets:
Valve Springs Included: Yes, 1.460"
Valve Spring Application: Hydraulic Flat Tappet, 110lbs. Seat, 290lbs. Open, .550" max lift
Valve Springs Retainers Included: Yes
Valve Locks Included: Yes (7 degree)
Valve Seals Included: Yes
Rocker Studs Included: Yes
Guide Plates Included: Yes
Valve Cover Mounting Style: Perimeter bolt
Steam Holes Drilled: No
Heat Crossover: No
Suggested Head Bolts: ARP 254-3708
Suggested Head Studs:
Suggested Stud Girdle: Jomar 1126
Head Bolt Torque with Oil: 7/16": Upper Row 80 ft./lbs., Lower Row 70 ft./lbs. 1/2": Upper Row 110 ft./lbs., Lower Row 100 ft/lbs.
Rocker Stud Torque with Oil: 45 ft./lbs.
Intake Bolt Torque with Oil: 16-18 ft./lbs.
Manufacturer: Edelbrock
Manufacturer's Part Number: 5023
Weight:
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Pair |