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Edelbrock E-Street Chev SB Aluminum Heads
Manufactured in the USA by Eledbrock, 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.
Assemblies Include: Manganese bronze valve guides, powder metal interlocking valve seats, stainless steel one-piece valves with hardened tips, 1.460" diameter valve springs, 3/8" screw-in studs and guide plates.
Part Type: Cylinder Head
Application: Chevrolet Small Block
Cylinder Head Material: A356 Aluminum
Bare or Assembled: Assembled
Combustion Chamber Size: 64cc
CNC Machined Combustion Chambers: No
Intake Valve Angle: 23
Exhaust Valve Angle: 23
Intake Port Volume: 185cc
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: Fel-Pro 1205 or Equivalent
Exhaust Port Volume: 60cc
CNC Machined Exhaust Port: No
Exhaust Port Flow: 168 cfm @ .600" Lift/ 28"
Exhaust Port Location: Standard
Exhaust Port Shape: D-Shape
Exhaust Port Dimensions:
Suggested Exhaust Gaskets: Fel-Pro 1404 or Equivalent
Spark Plug Style: Straight
Suggested Spark Plug: 14mm x .750" reach
Valve Guides: Yes
Valve Guide Spacing:
Valve Stem Diameter: 11/32" (.3415")
Valve Seats: Yes
Valve Job: 3-Angle
Intake Valve Diameter: 2.020"
Intake Valve Included: Yes
Exhaust Valve Diameter: 1.600"
Exhaust Valve Included: Yes
Suggested Valve Length:
Valve Spring Pockets:
Valve Springs Included: Yes, 1.440" Single with Damper
Valve Spring Application: Hydraulic Flat Tappet, 125lbs. Seat, 320lbs. Open, .550" Max Lift
Valve Springs Retainers Included: Yes
Valve Locks Included: Yes (7 Degree)
Valve Seals Included: Yes
Rocker Studs Included: Yes (3/8")
Guide Plates Included: Yes
Valve Cover Mounting Style: Perimeter
Steam Holes Drilled: No
Heat Crossover: No
Suggested Head Bolts:
Suggested Head Studs:
Suggested Stud Girdle: Power Products 43100K, Howards Cams 90100, Jomar 1104
Head Bolt Torque with Oil: 65 ft./lbs.
Rocker Stud Torque with Oil: 45 ft./lbs.
Intake Bolt Torque with Oil:
Manufacturer: Edelbrock
Manufacturer's Part Number: 5089
Weight: 60 lbs.
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Pair
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