855.444.6872 Contact Us Mon-Sat 10a-6p
DRIVEN BY CARE
Home

Mr. Gasket Headlock Locking Header Bolts, 3/8-16 X 3/4 Inch, Set of 16 2231G

Mr. Gasket Headlock Locking Header Bolts, 3/8-16 X 3/4 Inch, Set of 16 2231G
Mr. Gasket Headlock Locking Header Bolts, 3/8-16 X 3/4 Inch, Set of 16 2231GMr. Gasket Headlock Locking Header Bolts, 3/8-16 X 3/4 Inch, Set of 16 2231GMr. Gasket Headlock Locking Header Bolts, 3/8-16 X 3/4 Inch, Set of 16 2231G
$85.99 ea
NEWARRIVING SOONEstimated Ship Date 05/31/2024 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 05/10/2024
Model: 4011024
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
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.
Features:
  • 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

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 Years Engine Fitment Notes
Chevrolet Bel Air 1961 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1962 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1963 7.0L / 427 / V8
6.7L / 409 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1964 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1965 6.5L / 396 / V8
6.7L / 409 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1966 6.5L / 396 / V8
7.0L / 427 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1967 6.5L / 396 / V8
7.0L / 427 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1968 6.5L / 396 / V8
7.0L / 427 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1969 6.5L / 396 / V8
7.0L / 427 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1970 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1971 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1972 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1973 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1974 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Bel Air 1975 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1961 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1962 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1963 7.0L / 427 / V8
6.7L / 409 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1964 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1965 6.5L / 396 / V8
6.7L / 409 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1966 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1967 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1968 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1969 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1970 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1971 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Biscayne 1972 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Brookwood 1961 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Brookwood 1969 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Brookwood 1970 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Brookwood 1971 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Brookwood 1972 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1966 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1967 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1968 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1969 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1970 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1971 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1972 7.4L / 454 / V8
6.6L / 400 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1973 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1974 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1975 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Caprice 1976 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Estate 1969 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Estate 1970 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1961 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1962 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1963 7.0L / 427 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1964 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1965 6.5L / 396 / V8
6.7L / 409 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1966 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1967 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1968 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1969 7.0L / 427 / V8
6.5L / 396 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1970 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1971 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1972 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1973 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1974 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1975 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Impala 1976 7.4L / 454 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Nomad 1961 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Parkwood 1961 6.7L / 409 / V8 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Townsman 1969 6.5L / 396 / V8
7.0L / 427 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Townsman 1970 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Townsman 1971 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;
Chevrolet Townsman 1972 6.6L / 400 / V8
7.4L / 454 / V8		 HEADLOCK LOCKING HEADER BOLTS; SAE; 1955-1996 CHEVY/FORD ENGINES; 16 PC.;

Specifications:

Emission Code 5
Finish Polished
Material 410 stainless steel
Part Type Exhaust Header Bolt
Product Type HeadLock Locking Header Bolts
Proposition 65 www.P65Warnings.ca.gov
Size 3/8-16 x 3/4
Warranty Limited 90 Day
Weight 7.0000

Reviews:

Write a Review
* Your Name:
* Email (This will not be displayed)
* Rating:
Comments:

Ask a question about

Mr. Gasket Headlock Locking Header Bolts, 3/8-16 X 3/4 Inch, Set of 16 2231G:
Reason for Inquiry:

Related Products

Mr. Gasket Header Bolts, M8-1.25 X 25mm Hex Head, Black Oxide 970G
Mr. Gasket Header Bolts, M8-1.25 X 25mm Hex Head, Black Oxide 970G
Model: 4012499
Condition: NEW
$23.99 ea
Mr. Gasket Header Bolts, M8-1.25 25mm Hex Head, Black Oxide 918G
Mr. Gasket Header Bolts, M8-1.25 25mm Hex Head, Black Oxide 918G
Model: 4012426
Condition: NEW
$18.99 ea
Mr. Gasket Header Bolts -M8-1.25 X 30mm Allen Head, Black Oxide 979G
Mr. Gasket Header Bolts -M8-1.25 X 30mm Allen Head, Black Oxide 979G
Model: 4012562
Condition: NEW
$18.99 ea
Mr. Gasket Headlock Locking Header Bolts, 3/8-16 X 3/4 Inch, Set of 12 2230G
Mr. Gasket Headlock Locking Header Bolts, 3/8-16 X 3/4 Inch, Set of 12 2230G
Model: 4011023
Condition: NEW
$71.99 ea
Mr. Gasket Header Bolts -3/8-16 X 1 Inch Hex Head, Black Oxide 917
Mr. Gasket Header Bolts -3/8-16 X 1 Inch Hex Head, Black Oxide 917
Model: 4012424
Condition: NEW
$25.99 ea

Frequently bought together

Auto Custom Carpets Original Material Replacement Carpet Flooring
Auto Custom Carpets Original Material Replacement Carpet Flooring
Model: 4821822
Condition: NEW
from $136.99
OER 16" Anco Style Wiper Blade, 1/4" Bayonet Connector, Polished Stainless Steel, Each 153391
OER 16" Anco Style Wiper Blade, 1/4" Bayonet Connector, Polished Stainless Steel, Each 153391
Model: 3959271
Condition: NEW
$24.99 ea
Classic Chevy 2024