Head Studs, Main Studs & Rod Bolts

If you're a racing enthusiast, then these head studs are for you! Using custom aged 625+ material, these head studs can handle over 260,000psi tensile strength! Fits your 1989-1998 Dodge 5.9L 12V Cummins.

If you're a racing enthusiast, then these head studs are for you! Using custom aged 625+ material, these head studs can handle over 260,000psi tensile strength! Fits your 1998.5-2021 Dodge 5.9/6.7L Cummins.

If you're a racing enthusiast, then these head studs are for you! Using custom aged 625+ material, these head studs can handle over 260,000psi tensile strength! Fits your 2003-2007 Ford 6.0L Powerstroke.

The ARP Diesel Custom Age 625+ Head Stud Kit 230-4202 is the ultimate head stud kit for high horsepower 2001-2016 GM 6.6L Duramax engines.

The ARP 150-2506 Crank Flange Adapter Bolt Kit for your 2008-2010 Ford 6.4L Powerstroke increase durability and safety. Flexplate bolts play an important role in getting the power from your diesel engine to your transmission.

ARP's main stud kit for 1989-1998 Dodge Cummins 12V diesel trucks with their ARP2000 finish.

ARP's 2-bolt main stud kit for 1998-2007 Dodge Cummins 24V diesel trucks with their ARP2000 finish.

ARP's 2-bolt main stud kit for 2007-2018 Dodge Cummins 6.7L diesel trucks which has the factory stiffener plate/girdle. Bolts are coated with their ARP2000 finish.

ARP's main stud kit for 2003-2007 Ford Powerstroke 6.0L diesel trucks with their ARP2000 finish.

ARP's main stud kit for 2008-2010 Ford Powerstroke 6.4L diesel trucks with their ARP2000 finish.

ARP's main stud kit for 2011-2021 Ford Powerstroke 6.7L diesel trucks with their ARP2000 finish.

ARP's main stud kit for 1994-2003 Ford Powerstroke 7.3L diesel trucks with their ARP2000 finish.

ARP's main stud kit for 2001-2005 GMC/Chevy Duramax LB7/LLY diesel trucks with their ARP2000 finish.

ARP's main stud kit for 2006-2010 GMC/Chevy Duramax LBZ/LMM diesel trucks with their ARP2000 finish.

The XDP Inner Row Head Bolt Kit XD3020HB is the perfect add-on when installing head studs on your 2003-2007 Ford 6.0L Powerstroke.

Get the XDP Main Stud Kit XD3012MS and enhance the bottom end of your 1998.5-2007 Dodge 5.9L Diesel. This main stud kit is manufactured from high-quality 8740 Chrome Moly and incorporates a proprietary element for added strength and durability.

The XDP Main Stud Kit XD3003MS replaces the factory main bolts on your 2003-2007 Ford 6.0L Powerstroke. Featuring 8740 Chrome Moly construction with an added proprietary element for additional strength to ensure these studs will not stretch like the factory bolts.

Swap out the factory main bolts on your 2008-2010 Ford 6.4L Powerstroke with the XDP Main Stud Kit XD3005MS. Featuring 8740 Chrome Moly construction with an added proprietary element for additional strength to ensure these studs will not stretch like the factory bolts.

The XDP Main Stud Kit XD3007MS is essential for setting up your 2001-2005 GM 6.6L Duramax LB7/LLY for competition or street use. OEM main bolts typically struggle to handle the pressure in high-horsepower engines.

Upgrade the factory main bolts in your 2006-2010 GM 6.6L Duramax LBZ/LMM with the XDP Main Stud Kit XD3008MS. Whether you are setting up your Duramax for the track or street, upgrading the stock OEM main bolts is a must.

Swap out the factory main bolts on your 1989-1998 Dodge 5.9L Diesel 12-Valve with the XDP Main Stud Kit XD3016MS. The XDP main studs feature high-quality 8740 Chrome Moly construction that also includes a proprietary element added for upgraded strength and durability.

Flex plate 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

1989-2002 Dodge Cummins 5.9L diesels (’89-’02 steel angled cap rod only). This kit includes a set of ARP2000 capscrew style rod bolts that are rated at 220,000 psi tensile strength, and a 1/2 ounce pack of ARP Ultra-Torque Fastener Assembly Lubricant.

ARP's Rod Bolt Kit for 2003-2010 Ford Powerstroke 6.0L and 6.4L diesels featuring their ARP2000 finish.

ARP's Rod Bolt Kit for 2001-2010 GMC/Chevy Duramax 6.6L (LB7, LLY, LBZ, LMM) diesels featuring their ARP2000 finish.

Upgrade the factory connecting rod bolts in your 1989-2002 Dodge 5.9L Diesel with the XDP Connecting Rod Bolt Kit XD540.

Upgrade the factory connecting rod bolts on your 2001-2010 GM 6.6L Duramax LB7/LLY/LBZ/LMM with the XDP Connecting Rod Bolt Kit XD3019RB.

2003-2010 Ford 6.0/6.4L Powerstroke - When replacing the harmonic balancer, make sure to use ARP's 8740 Pro Series balancer bolts to fasten it. Rated for 200,000psi tensile strength, cold forged for molecular integrity, heat treated for strength and durability.

Mahle Cylinder Head Bolts - GMC/Chevy 6.6L Duramax LB7/LLY/LBZ/LMM 2001-2010

Upgrade the OEM head bolts on your 2017-2023 GM 6.6L Duramax L5P when you purchase the XDP X220 Series Head Stud Kit XD3017HS.