Best Dnj Head Bolt Sets in 2026

Daisy
Last Updated: Feb 6, 2026

At a Glance: Our Top Picks for Dnj Head Bolt Sets

ARP Chevy LS 3/8in Flange Hex Header Bolt Kit
#TOP1
Arp Chevy Ls 3/8In Flange Hex Header Bolt
9.9
PM SCORE
ARP 4001201 Header Stud & Bolt
#TOP2
Arp 4001201 Header Stud & Bolt
9.6
PM SCORE
ARP 1543603 High Performance Hex Cylinder Head Bolts
#TOP3
Arp 1543603 High Performance Hex Cylinder Head Bolts
8.4
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Dnj Head Bolt Sets of 2026

Arp Chevy Ls 3/8In Flange Hex Header Bolt Kit

ARP
134-1102
0.00 X 0.00 X 0.00 Inches
0.60 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

ARP Header Bolt Kit GM LS-Series P/N 134-1102

Part number: ARP-134-1102

Fit type: Vehicle Specific

Package Weight: 0.6 pounds

Arp 4001201 Header Stud & Bolt

ARP
4001201
7.30 X 4.70 X 0.70 Inches
0.51 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Crazy4Performance 9.33

Features

ARP Header Bolt Kit Small Block Chevy P/N 400-1201

Part number: 4001201

Fit type: Vehicle Specific

Package Weight: 0.232 kilograms

Arp 1543603 High Performance Hex Cylinder Head Bolts

ARP
154-3603
0.00 X 0.00 X 0.00 Inches
4.43 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Package Dimensions: 5.08 H x 22.098 L x 10.414 W (centimeters)

Made in USA

Head Stud/Bolt Kit

Part number: 1543603

#TOP4

Michigan Motorsports Camshaft Thrust Retainer Plate Ls Includes Flat Head Bolt Kit Arp 134-1002 Gen Iii Iv 4.8 5.3L 6.0L 6.2L Lsx Ls1 Lq4 Lq9 Ls2 Ls3

MICHIGAN MOTORSPORTS
E6300+F6200
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Michigan Motorsports 9.74

Features

Cam Thrust Retainer Plate LS Includes Flat Head Bolt Kit ARP 134-1002 Gen III IV 4.8 5.3L 6.0L 6.2L LSX LS1 LQ4 LQ9 LS2 LS3

Compatible with: LS series engines with FLAT head bolts. Will not fit VVT Timing setups.

Includes: 1 retainer gasket plate, and Includes Flat Head Bolt Kit ARP 134-1002

Include a Silicone Seal to Ensure Proper Sealing. ARP 134-1002 High Performance Series Black Oxide M8 x 1.25 Thread 20mm UHL Camshaft Retainer Plate Bolt Kit with 10mm Socket for GM LS-Series V8

Brought to you by Michigan Motorsports selling the highest quality, most affordable LS swap products on the market.

Arp 204-4206 Head Stud Kit For Porsche 911-930

ARP
204-4206
0.00 X 0.00 X 0.00 Inches
5.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Porsche 911-930 Turbo SS Head Stud Kit

Part number: 204-4206

Fit type: Vehicle Specific

Package Weight: 3.062 kilograms

Arp 135-5002 High Performance Series Main 2-Bolt Kit

ARP
1355002
0.00 X 0.00 X 0.00 Inches
2.54 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

High Performance Series main bolts are a premium replacement for OEM fasteners

Designed to meet the exacting standards and demands of professional engine builders

Forged from 8740 chrome moly steel, with generous under-head radius and rolled threads

Rated at 180,000 PSI, which is considerably stronger than Grade 8 hardware

1000% longer fatigue life than most other main bolts

Arp 135-3707 High Performance Series Black Oxide 12-Point Cylinder Head Bolt Kit For Big Block Chevy Generation V/Vi With Late Bowtie/Dart/Afr/World Head

ARP
135-3707
0.00 X 0.00 X 0.00 Inches
5.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Mark V w/ Dart Merlin Aluminum Heads Head Bolt Kit

Part number: 135-3707

Fit type: Vehicle Specific

Package Weight: 5.8 pounds

Arp 2553701 Pro-Series 12-Point Cylinder Head Bolt Kit

ARP
2553701
0.00 X 0.00 X 0.00 Inches
8.58 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ford 460 12pt Head Bolt Kit

Package Dimensions: 12.7 H x 20.32 L x 39.116 W (centimeters)

Package Weight: 8.75 pounds

Oem equivalent part number: 255-3701

Arp 155-4203 12-Point Head Stud Kit

ARP
ARP-155-4203
0.00 X 0.00 X 0.00 Inches
7.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

BB Ford 429-460 12pt Head Stud Kit

Part number: ARP-155-4203

Fit type: Vehicle Specific

Package Weight: 4.184 kilograms

Arp 235-4306 Pro Series Black Oxide 12-Point Cylinder Head Stud Kit For Big Block Chevy Long Exhaust Studs, (Set Of 8)

ARP
235-4306
0.00 X 0.00 X 0.00 Inches
2.49 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Made in USA

ARP Quality

Head Stud/Bolt Kit

Part number: 235-4306

Arp 1353703 High Performance Series Cylinder Head Bolts, 12-Point Style, For Select Chevrolet Big Block Applications

ARP
1353703
0.00 X 0.00 X 0.00 Inches
6.06 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

High Performance Series cylinder head bolts are a premium replacement for OEM fasteners

Bolts are 180,000 psi, which is 15% stronger than Grade 8 hardware

Wide area flanged head eliminates the need for valve train removal to facilitate cylinder head retorquing

Features compact 12-point style heads

Comes complete with hardened parallel-ground washers

Arp 1355201 High Performance Series Main 4-Bolt Kit

ARP
1355201
0.00 X 0.00 X 0.00 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Performance Parts Racing 9.66

Features

High Performance Series main bolts are a premium replacement for OEM fasteners

Designed to meet the exacting standards and demands of professional engine builders

Forged from 8740 chrome moly steel, with generous under-head radius and rolled threads

Rated at 180,000 PSI, which is considerably stronger than Grade 8 hardware

1000% longer fatigue life than most other main bolts

#TOP13

Arp 260-4701 Head Stud Kit

ARP
260-4701
8.50 X 4.00 X 2.50 Inches
2.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Get the best with ARP

When you want strong, go with ARP

Precision products for street, offroad, and Powersports applications

#TOP14

Iag Performance Arp 1/2" Head Stud Set Fits Subaru Ej25, Fa20, And Fa20 Dit

IAG PERFORMANCE
IAG-ENG-1700
10.00 X 3.00 X 3.00 Inches
5.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
IAG Performance 8.65

Features

The IAG Performance 1/2 Inch Head Stud Set is manufactured by ARP and is compatible with Subaru high horsepower EJ25, FA20, and FA20 DIT engines.

Due to the larger size of the head studs, a greater load can be placed on the fasteners and in turn it aids in preventing cylinder heads from lifting in race applications.

The larger size of the head studs requires the case halves to be drilled and tapped.

The cylinder heads will also require drilling to accept the larger studs.

Designed for EJ25, FA20, and FA20 Engines. Requires drilling and tapping.

Top 10 head bolt sets Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Arp 12
Iag Performance 1
Michigan Motorsports 1

Top 10 head bolt sets Brands Pie Chart


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We are dedicated to assisting our users in finding the right sets Products based on their needs, saving them considerable time when choosing which head bolt sets to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.