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Earl's Racing Products Head Bolt Set-Hex Head HBS-003ERL

Earl's Racing Products Head Bolt Set-Hex Head HBS-003ERL
Earl's Racing Products Head Bolt Set-Hex Head HBS-003ERLEarl's Racing Products Head Bolt Set-Hex Head HBS-003ERLEarl's Racing Products Head Bolt Set-Hex Head HBS-003ERL
$163.99 ea
NEWARRIVING SOONEstimated Ship Date 04/22/2024 (If Ordered Today)15 Available from HOLLEY PERFORMANCE PRODUCTS as of 03/28/2024
Model: 4004020
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
Earl's Racing Products head bolts are made from premium quality 170,000 psi chrome moly alloy steel (about 15% stronger than Grade 8). These bolts have a reduced wrench size (choose from 12-point or hex head) for extra socket clearance (provides extra clearance to rocker arms when re-torqueing heads). The wide flanged head provided more support for the extra thick chrome moly washers. These head bolts are reusable and are the ideal way to upgrade the performance of your engine, and eliminate the hassle and cost of replacing factory style torque-to-yield style bolts each time the cylinder heads are removed. Black oxide finish & sold in complete engine sets. Made in the USA. EARL'S, EARL'S,Includes: EARL'S,(16) 7/16"-14 x 1.750" Long Bolts EARL'S,(4) 7/16"-14 x 3.06" Long Bolts EARL'S,(14) 7/16"-14 x 3.78" Long Bolts EARL'S,(34) 7/16" Washers EARL'S,Anti-Seize
Features:
  • Material - Chrome moly Alloy Steel
  • Yield Strength - 170,000 PSI
  • Finish - Black Oxide
  • Reduced Wrenching Size – Provides Extra Socket Clearance
  • Choose Form 12-Point or Hex Head Styles
  • Includes Premium Head Bolts, Washers & Anti-Seize Lubricant
  • Sold In Complete Engine Sets
  • Reusable - Not Torque-To-Yield

Downloads:

Download Name File Size
199r11248.pdf137.17KB

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Chevrolet Chevy II Base 1963 4.6L / 283 / V8
Chevrolet Chevy II Base 1964 4.6L / 283 / V8
Chevrolet Chevy II Base 1965 4.6L / 283 / V8
Chevrolet Chevy II Base 1966 4.6L / 283 / V8
Chevrolet Chevy II Base 1967 4.6L / 283 / V8
Chevrolet Chevy II Nova SS 1964 4.6L / 283 / V8
Chevrolet Chevy II Nova SS 1965 4.6L / 283 / V8
5.4L / 327 / V8
Chevrolet Chevy II Nova SS 1966 4.6L / 283 / V8
5.4L / 327 / V8
Chevrolet Chevy II Nova SS 1967 4.6L / 283 / V8
Chevrolet Chevy II Nova 1963 4.6L / 283 / V8
Chevrolet Chevy II Nova 1964 4.6L / 283 / V8
Chevrolet Chevy II Nova 1965 4.6L / 283 / V8
Chevrolet Chevy II Nova 1966 4.6L / 283 / V8
Chevrolet Chevy II Nova 1967 4.6L / 283 / V8
Chevrolet Chevy II Nova 1968 5.7L / 350 / V8
5.0L / 307 / V8
5.4L / 327 / V8
Chevrolet Nova Base 1969 5.0L / 307 / V8
5.7L / 350 / V8
Chevrolet Nova Base 1970 5.0L / 307 / V8
5.7L / 350 / V8
Chevrolet Nova Base 1971 5.0L / 307 / V8
5.7L / 350 / V8
Chevrolet Nova Base 1972 5.0L / 307 / V8
5.7L / 350 / V8
Chevrolet Nova Base 1973 5.0L / 307 / V8
5.7L / 350 / V8
Chevrolet Nova Base 1974 5.7L / 350 / V8
Chevrolet Nova Base 1975 5.7L / 350 / V8
Chevrolet Nova Base 1976 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Nova Base 1977 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Nova Base 1978 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Nova Base 1979 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Nova Concours 1976 5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet Nova Concours 1977 5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet Nova Custom 1973 5.7L / 350 / V8
5.0L / 307 / V8
Chevrolet Nova Custom 1974 5.7L / 350 / V8
Chevrolet Nova Custom 1975 5.7L / 350 / V8
Chevrolet Nova Custom 1978 5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet Nova Custom 1979 5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet Nova LN 1975 5.7L / 350 / V8
Chevrolet Nova Police 1975 5.7L / 350 / V8
Chevrolet Nova Police 1976 5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet Nova Police 1977 5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet Nova Police 1978 5.0L / 305 / V8
5.7L / 350 / V8
Chevrolet Nova Rally 1977 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Nova Rally 1978 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Nova Rally 1979 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Nova SS 1976 5.7L / 350 / V8
5.0L / 305 / V8

Specifications:

Emission Code 5
Engine Chevrolet Small Block Gen I, Chevrolet Small Block Gen II (LT Based), Chevrolet 90 Deg V6
Finish Black Oxide
Head Style Hex
Material Chromoly
Part Type Engine Cylinder Head Bolt
Product Type Cylinder Head Bolts
PSI Rating 170,000
Reusable Yes
Thread Size 7/16"-14
Washer Included Yes
Wrench Size 1/2"

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Earl's Racing Products Head Bolt Set-Hex Head HBS-003ERL:

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