Fits Chevrolet Big Block 396-454, Ford 289-351W, 426 Hemi, Ford 429/460
Headlock™ Bolts eliminate the need for lock washers, Period. That's because each Headlock™ Bolt features 24 equally-spaced, stainless steel teeth serrations that bite into and hold onto the attaching surface-eliminating the need for lock-washers.
  • 16 per Package
  • Includes a ball-head/hex-key socket-installation tool that makes it easy to get them started
  • 410 stainless steel
  • Minimum 180,000 PSI tensile strength
  • 24 equally spaced clockwise teeth

Information:

Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations

Application Summary:

Year Make/Model
1961-1975 Chevrolet Bel Air
1961-1972 Chevrolet Biscayne
1961 Chevrolet Brookwood
1969-1972 Chevrolet Brookwood
1975-1980 Chevrolet C10
1964-1965 Chevrolet C10 Pickup
1968-1974 Chevrolet C10 Pickup
1975-1986 Chevrolet C20
1962-1965 Chevrolet C20 Pickup
1968-1974 Chevrolet C20 Pickup
1975-1986 Chevrolet C30
1962-1965 Chevrolet C30 Pickup
1968-1974 Chevrolet C30 Pickup
1967-1972 Chevrolet Camaro
1966-1976 Chevrolet Caprice
1965-1973 Chevrolet Chevelle
1968 Chevrolet Chevy II
1965-1974 Chevrolet Corvette
1969-1970 Chevrolet Estate
1973-1974 Chevrolet G10 Van
1976 Chevrolet G20
1973-1974 Chevrolet G20 Van
1975-1976 Chevrolet G30
1973-1974 Chevrolet G30 Van
1961-1976 Chevrolet Impala
1976 Chevrolet K10
1979-1980 Chevrolet K10
1968-1974 Chevrolet K10 Pickup
1976-1978 Chevrolet K20
1980 Chevrolet K20
1962 Chevrolet K20 Pickup
1964-1965 Chevrolet K20 Pickup
1968-1974 Chevrolet K20 Pickup
1977 Chevrolet K30
1980-1986 Chevrolet K30
1968-1974 Chevrolet K30 Pickup
1961 Chevrolet Kingswood
1969-1972 Chevrolet Kingswood
1973-1975 Chevrolet Laguna
1965-1967 Chevrolet Malibu
1973-1975 Chevrolet Malibu
1970-1975 Chevrolet Monte Carlo
1961 Chevrolet Nomad
1969-1970 Chevrolet Nova
1961 Chevrolet Parkwood
1987-1988 Chevrolet R30
1989 Chevrolet R3500
1969-1972 Chevrolet Townsman
1987-1988 Chevrolet V30
1989 Chevrolet V3500
1958 Edsel Citation
1958 Edsel Corsair
1963 Ford 300
1964-1966 Ford Country Sedan
1968-1970 Ford Country Sedan
1964 Ford Country Squire
1966-1969 Ford Country Squire
1966 Ford Custom
1968-1970 Ford Custom
1965-1970 Ford Custom 500
1964-1970 Ford Fairlane
1970 Ford Falcon
1965-1967 Ford Galaxie
1965-1969 Ford Galaxie 500
1965-1969 Ford LTD
1968-1972 Ford Mustang
1964-1970 Ford Ranch Wagon
1962-1967 Ford Thunderbird
1968-1971 Ford Torino
1975-1978 GMC C15
1968-1974 GMC C15/C1500 Pickup
1979-1980 GMC C1500
1975-1978 GMC C25
1968-1974 GMC C25/C2500 Pickup
1979-1986 GMC C2500
1975-1978 GMC C35
Attributes
ASIN B00GWBZC8Q
Brand Mr. Gasket, Mr. Gasket
California Proposition 65 No
Category Exhaust
Country of Origin (Primary) CN
Emission Code 5, 5
Engine Make/Size Universal Chevy, Universal Ford
Finish Polished, Polished
GTIN 00084041040027
Harmonized Tariff Code (Schedule B) 8409915085
Hazardous Material Code N
Item Weight 7.000 lbs.
Life Cycle Status Code Available to Order
Material 410 stainless steel
NAFTA Preference Criterion Code B
Product Type HeadLock Locking Header Bolts, HeadLock Locking Header Bolts
SDR Required Flag N
Sale Category Exhaust
Size 3/8-16 x 3/4, 3/8-16 x 3/4
Warning California Proposition 65, California Proposition 65
Warranty Limited 90 Day, Manufacturer's Limited 90 Day Warranty
Weight 7, 7.0000

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Mr. Gasket 2231G LOCK HEADER BLT SAE 16 PC

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