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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
$123.99 ea
NEWARRIVING SOONEstimated Ship Date 12/17/2024 (If Ordered Today)
Model: 4004020
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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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 Corvette 35th Anniversary Edition 1988 5.7L / 350 / V8
Chevrolet Corvette 40th Anniversary Edition 1993 5.7L / 350 / V8
Chevrolet Corvette Base 1955 4.3L / 265 / V8
Chevrolet Corvette Base 1956 4.3L / 265 / V8
Chevrolet Corvette Base 1957 4.6L / 283 / V8
Chevrolet Corvette Base 1958 4.6L / 283 / V8
Chevrolet Corvette Base 1959 4.6L / 283 / V8
Chevrolet Corvette Base 1960 4.6L / 283 / V8
Chevrolet Corvette Base 1961 4.6L / 283 / V8
Chevrolet Corvette Base 1968 5.4L / 327 / V8
Chevrolet Corvette Base 1969 5.7L / 350 / V8
Chevrolet Corvette Base 1970 5.7L / 350 / V8
Chevrolet Corvette Base 1971 5.7L / 350 / V8
Chevrolet Corvette Base 1972 5.7L / 350 / V8
Chevrolet Corvette Base 1973 5.7L / 350 / V8
Chevrolet Corvette Base 1974 5.7L / 350 / V8
Chevrolet Corvette Base 1977 5.7L / 350 / V8
Chevrolet Corvette Base 1978 5.7L / 350 / V8
Chevrolet Corvette Base 1979 5.7L / 350 / V8
Chevrolet Corvette Base 1980 5.7L / 350 / V8
5.0L / 305 / V8
Chevrolet Corvette Base 1981 5.7L / 350 / V8
Chevrolet Corvette Base 1982 5.7L / 350 / V8
Chevrolet Corvette Base 1984 5.7L / 350 / V8
Chevrolet Corvette Base 1985 5.7L / 350 / V8
Chevrolet Corvette Base 1986 5.7L / 350 / V8
Chevrolet Corvette Base 1987 5.7L / 350 / V8
Chevrolet Corvette Base 1988 5.7L / 350 / V8
Chevrolet Corvette Base 1989 5.7L / 350 / V8
Chevrolet Corvette Base 1990 5.7L / 350 / V8
Chevrolet Corvette Base 1991 5.7L / 350 / V8
Chevrolet Corvette Base 1992 5.7L / 350 / V8
Chevrolet Corvette Base 1993 5.7L / 350 / V8
Chevrolet Corvette Base 1994 5.7L / 350 / V8
Chevrolet Corvette Base 1995 5.7L / 350 / V8
Chevrolet Corvette Base 1996 5.7L / 350 / V8
Chevrolet Corvette Collector's Edition 1982 5.7L / 350 / V8
Chevrolet Corvette Collector's Edition 1996 5.7L / 350 / V8
Chevrolet Corvette Grand Sport 1996 5.7L / 350 / V8
Chevrolet Corvette Indianapolis 500 Pace Car 1978 5.7L / 350 / V8
Chevrolet Corvette Indianapolis 500 Pace Car 1986 5.7L / 350 / V8
Chevrolet Corvette Indianapolis 500 Pace Car 1995 5.7L / 350 / V8
Chevrolet Corvette Silver Anniversary Edition 1978 5.7L / 350 / V8
Chevrolet Corvette Stingray 1975 5.7L / 350 / V8
Chevrolet Corvette Stingray 1976 5.7L / 350 / V8
Chevrolet Corvette ZR-1 1990 5.7L / 350 / V8
Chevrolet Corvette ZR-1 1991 5.7L / 350 / V8
Chevrolet Corvette ZR-1 1992 5.7L / 350 / V8
Chevrolet Corvette ZR-1 1993 5.7L / 350 / V8
Chevrolet Corvette ZR-1 1994 5.7L / 350 / V8
Chevrolet Corvette ZR-1 1995 5.7L / 350 / 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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