AFR® - Eliminator 23° Vortec Cylinder Heads

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$1,693.62
In Stock (1) - Ships Tomorrow 01.23.19
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Notes:
  • Do not port match your intake manifold to GM gasket as it does not precisely fit AFR heads.
  • Not compatible with self-aligning rocker arms
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Product Details

Eliminator 23° Vortec Cylinder Heads by AFR®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit for a hassle free installation, this reliable product can help you get you vehicle back on the road faster and easier.

Notes:

  • Do not port match your intake manifold to GM gasket as it does not precisely fit AFR heads.
  • Not compatible with self-aligning rocker arms

Specifications:

Accessory Bolt Holes Drilled: Yes
Angle Mill: 0.009" per cc 55cc Maximum
CNC-Machined Combustion Chamber: Yes
CNC-Machined Exhaust Runner: No
CNC-Machined Intake Runner: No
Combustion Chamber Style: Heart
Combustion Chamber Volume: 65 cc
Cylinder Head Finish: Natural
Cylinder Head Material: Aluminum
Cylinder Head Style: Assembled
Deck Thickness: .750"
Exhaust Port Dimension: 1.450" H x 1.550" W
Exhaust Port Location: .100" Raised
Exhaust Port Shape: Square
Exhaust Runner Volume: 64cc
Exhaust Valve Angle: 23
Exhaust Valve Diameter: 1.6"
Flat Mill: 0.006" per cc 60cc Maximum
Guideplate Pushrod Size: 5/16"
Heat Crossover: No
Intake Port Dimension: 2.320" H x 1.297" W x 3/8" Radius
Intake Port Location: Stock
Intake Port Shape: Rectangular
Intake Runner Volume: 190cc
Intake Valve Angle: 23°
Intake Valve Diameter: 2.020"
Lock Style: 7 degree
Machined for O-Ring: No
Material: A356 Aluminum
Max Valve Spring Pocket Machining: 1.750" OD
Maximum Valve Lift: 0.6"
Minimum Bore Diameter: 4"
Minimum Cross Sectional Area: 2.070 sq. in.
Number of Springs Per Valve: Dual
Oiling Style: Through pushrod
Outside Diameter of Outer Spring: 1.290"
Quantity: 1 Pair.
Retainer Material: Chromoly steel
Rocker Arm Nut Thread Size: 3/8-24"
Spark Plug Dimensions: 14 mm x .750" with Gasket Seat
Spark Plug Style: Straight
Steam Holes Drilled: No
Valve Angle: 23°
Valve Cover Bolt Pattern: Center and Perimeter Bolt
Valve Guide Material: Bronze
Valve Seat Machine Style: 3-angle
Valve Seat Material: Ductile iron
Valve Seats Machined: Yes
Valve Spring Pocket Diameter: 1.460"

Features:

  • 100% CNC Ported Combustion Chambers
  • 100% CNC Ported Exhaust Ports
  • 100% CNC Ported Intake Ports
  • Competition 5-angle Valve Job
  • Designed to meet the needs of racers or street enthusiasts
  • Made using the latest in modern technology and advanced processes
  • Strict quality control and thorough testing
  • Manufactured in the USA

Includes:

  • 8mm Bead Lock Intake Valve, 2.020" x 4.900" Overall Valve Length
  • 8mm Bead Lock Exhaust Valve, 1.600" x 4.950" Overall Valve Length
  • PAC Racing Spring 1.290" OD Hydraulic Roller Dual Valve Spring, 140 lbs on seat, 0.600" maximum lift, Max RPM 6300-6500(upgrades available)
  • Manley 7° Chrome Moly Retainers 1.245" O.D x 0.885" I.D x 0.655" I.D
  • 7° Bead Lock Valve Keepers
  • ARP 3/8" Rocker Studs
  • Adjustable 5/16" Guide Plates
  • Viton Valve Seals 0.600" O.D x 0.495" I.D
  • Hardened Valve Spring O.D Locator 1.380" O.D x 0.570" I.D
  • Ductile Iron Intake Valve Seats 2.200" O.D x 1.750" I.D x 0.375" Deep
  • Ductile Iron Exhaust Valve Seats 1.696" O.D x 1.325" I.D x 0.305" Deep
  • 8 mm Bronze Valve Guides 0.502" O.D x 2.100" O.A.L: AFR #9051

For over 45 years, Air Flow Research (AFR) has been defining technological leadership in cylinder head manufacturing and flow dynamics. This complete commitment to performance has enabled AFR® cylinder heads to find themselves on the fastest race cars and the most powerful street machines in the country. Air Flow Research’s design, engineering, and manufacturing technology never rests. As a leader today, AFR is investing in the horsepower of tomorrow with new manufacturing technology, complex dyno testing, and proprietary flow testing methods. And to assure a long-standing tradition to performance, AFR is bringing up a new generation of racers and engineers to meet the demands of tomorrow’s engine builders.

California Residents

WARNING Cancer and Reproductive Harm.   www.p65warnings.ca.gov

Brand:
Part Number:
0912

Warranty

Aluminum Cylinder Head & Manifold Warranty

Effective on purchase made on or after January 1, 2010, AFR warranties AFR aluminum cylinder head castings for the lifetime of the product with proof of purchase to the original purchaser. Additionally, valves, guides, valve seats, valve springs, retainers, locks, studs, guide plates, and valve seals are warranted for two years to the original purchaser with proof of purchase. All returns must have a RMA number in order to be returned, call for a RMA number. Parts must be returned prepaid freight by the original purchaser. This warranty doesn’t cover fitness for purpose and/or merchantability on any product sold by AFR. Non-AFR castings are covered by the manufacturer of that casting.


Composite Manifold Warranty:


AFR warranties their composite intake manifold to be free of defects for a period of one year's time.


This warranty does not cover the following:


  1. Failure due to improper installation or maintenance, abuse, misuse, unauthorized repairs, modifications, or alterations determined at the sole discretion of AFR. If your machine shop, engine builder or installer performs any unauthorized repairs, AFR warranty is voided and AFR will not reimburse any cost you incurred.
  2. Removal or replacement cost.
  3. Costs incurred due to down time of the vehicle.
  4. Damage to related components.
  5. Marine salt water corrosion.
  6. Corrosion from not using/refreshing antifreeze.
  7. Fitness for purpose or merchantability.
Magnuson-Moss Warranty Act:
Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)) Learn More

Vehicle Fitment

Low Prices Price match guarantee
Guaranteed Fitment Always the correct part
In-House Experts We know our products
Easy Returns Quick & Hassle Free

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