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Head Studs & Fasteners

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ARP 100-753X Black Oxide Valve Cover Bolt Kit 18940 2.00 ARP 100-753X Black Oxide Valve Cover Bolt Kit
$ 100.99
ARP Valve Cover Bolt Kits are rated at 170,000 PSI tensile strength which is substantially stronger than grade 8 hardware. Offered for all Duramax engines these kits are offered in Hex or 12-Point Heads. Features: 170,000 PSI Tensile Strength Black Oxide Coating Hex and 12-Point Heads Available
ARP 129-2503 Balancer Bolt Kit 26366 1.00 ARP 129-2503 Balancer Bolt Kit
$ 22.99
The ARP 129-2503 Balancer Bolt Kit for your 2001-2018 GM 6.6L Duramax is optimized for enhanced reliability and increased strength. Each kit includes Pro Series balancer bolts that are rated at 200,000 psi tensile strength, and 8740 parallel ground washers. ARP bolts are cold forged to ensure molecular integrity, heat treated prior to thread rolling and machining and designed to exceed the OEM fasteners in strength and durability. Optimum design, enhanced reliability and increased strength are the main attributes of ARPs Pro Series balancer bolt kits. Features: Increased Strength Increased Reliability 200,000 PSI Tensile Strength
ARP 200-8793 Harmonic Balancer Washer 28457 2.00 ARP 200-8793 Harmonic Balancer Washer
$ 10.99
The ARP 200-8793 Harmonic Balancer Washer for your 2001-2015 GM 6.6L Duramax is optimized for enhanced reliability and increased strength. Each 8740 parallel ground washer is cold forged to ensure molecular integrity, heat treated prior machining and designed to exceed the OEM hardware in strength and durability. Optimum design, enhanced reliability and increased strength are the main attributes of ARPs Pro Series balancer bolt kits. Features: Washer Only Increased Strength Increased Reliability
ARP 400-753X Stainless Steel Valve Cover Bolt Kit 18947 2.00 ARP 400-753X Stainless Steel Valve Cover Bolt Kit
$ 139.99
ARP Valve Cover Bolt Kits are rated at 170,000 PSI tensile strength which is substantially stronger than grade 8 hardware. Offered for all Duramax engines these kits are offered in Hex or 12-Point Heads. Features: 170,000 PSI Tensile Strength Rust-Free Stainless Steel Hex and 12-Point Heads Available
ARP Diesel Custom Age 625+ Head Stud Kit 230-4202 2144 13.00 ARP Diesel Custom Age 625+ Head Stud Kit 230-4202
$ 1532.99
The ARP Diesel Custom Age 625+ Head Stud Kit 230-4202 is the ultimate head stud kit for high horsepower 2001-2015 GM 6.6L Duramax engines. ARP has provided an extra measure of security in the form of extra-strong head studs manufactured from the firm's proprietary Custom Age 625+ material that has a minimum rating of 260,000 psi tensile strength. They are engineered to provide the clamping force required to keep cylinder heads from lifting due to exceptionally high combustion pressures and horsepower levels. The studs are manufactured in ARPs Santa Paula, CA plant, with threads rolled after heat-treating to provide optimum fatigue strength. They are centerless ground to assure perfect concentricity. The ends of the studs are broached to acilitate easy installation. This feature also enables the cylinder head to be removed in tight quarters. Fits LB7, LLY, LBZ, LMM, LML engines. Features: ARP 625+ Material 260,000 PSI Tensile Strength
ARP Diesel Head Stud Kit 230-4201 1556 13.00 ARP Diesel Head Stud Kit 230-4201
$ 568.99
The ARP Diesel Head Stud Kit 230-4201 is a must have in any high performance 2001-2016 GM 6.6L Duramax. To overcome head gasket failures that can occur in diesel engines in these high performance applications, industry leader ARP has introduced extra heavy-duty head studs for the popular GM LB7, LLY, LBZ, LMM, LML Duramax powerplants. These ARP studs are rated at 220,000 psi tensile strength, and provide the clamping force required to keep cylinder heads from lifting due to higher combustion pressures. The studs are manufactured in ARP's Santa Paula, CA plant from proprietary ARP 2000 material, with threads rolled after heat-treat to provide optimum fatigue strength. They are centerless ground to assure perfect concentricity. The ends of the studs are broached to facilitate easy installation. This feature also enables the cylinder head to be removed in tight quarters. Also included in each kit are heat-treated, chrome-moly steel 12-point nuts and parallel-ground washers. They are black oxide finished for extra durability. Features: ARP 2000 Material 220,000 PSI Tensile Strength Chrome-moly Steel, 12-Point Nuts Parallel-Ground Washers
ARP Diesel Main Stud Kit 230-5402 3897 6.00 ARP Diesel Main Stud Kit 230-5402
$ 234.99
When you are setting up a Duramax engine for drag racing and sled pulling, ARP main and head studs are a must have item! Keep your mains from walking and fretting by clamping down on them with a ARP Stud set that will insure your investment! Includes: Main Studs Side Bolts ARP Moly Lube Note: Torque Specs are 200 FT/LBS on the Mains with ARP Moly Lube, and 86 FT/LBS on the Side Bolts with ARP Moly Lube.
ARP Flexplate Bolt Kit 230-2901 12117 2.00 ARP Flexplate Bolt Kit 230-2901
$ 73.95
Flexplate bolts play an important role in the performance and safety of race vehicles and street machines. That's why the fastener experts at ARP have developed special bolts that are far superior to OEM hardware. ARP Flexplate bolts feature an exclusive flat 12 point head design and a larger than stock underhead radius for increased strength. Each bolt is centerless ground to ensure the bearing surface is perpendicular to the threads creating equal load distribution. Optimum design, enhanced reliability and increased strength are the main attributes of ARP's Flexplate Bolts.
ARP Rod Bolt Kit 230-6301 12115 2.00 ARP Rod Bolt Kit 230-6301
$ 204.99
A premium grade 8740 alloy chrome-moly steel is used to manufacture ARP High Performance connecting rod bolts. This material is heat-treated to provide a tensile strength in the 200,000 psi range. Which is substantially stronger than the OEM bolts. Cycle testing shows ARP High Performance rod bolts to be nearly five times more reliable than stock bolts.
GM 11610681 Cylinder Head Bolt 28401 1.00 GM 11610681 Cylinder Head Bolt
$ 4.79
The GM 11610681 Cylinder Head Bolt is an OE replacement for the factory installed head bolts in your 2001-2016 GM 6.6L Duramax. The factory bolts are torque-to-yield and are not intended to be re-used. Bolts are sold individually. You will need 18 per side, 36 per engine. Features: OEM Replacement Sold Individually
GM 11610965 Flex Plate Bolt 28386 1.00 GM 11610965 Flex Plate Bolt
$ 3.36
The GM 11610965 Flex-Plate Bolt is a direct replacement for your 2001-2010 GM 6.6L Duramax. The factory Flex Plate bolts are torque-to-yield and should not be reused. These bolts are sold individually and a quantity of 8 are required per engine. Features: Flex Plate Bolt Sold Individually
MAHLE GS33504 Cylinder Head Bolts 28522 6.00 MAHLE GS33504 Cylinder Head Bolts
$ 58.07
The MAHLE GS33504 Cylinder Head Bolts are an affordable replacement option for the OE head bolts in your 2001-2010 GM 6.6L Duramax. These OE replacements are built by MAHLE to meet or exceed the original specifications. Includes bolts for one side only, order qty of 2 for both sides. Features: 18 Bolts (One Side) Meets Or Exceeds OE Specs.