Head Studs & Hardware

ARP 400-753X STAINLESS STEEL VALVE COVER BOLT KIT 2004.5-2016 GM 6.6L DURAMAX LLY/LBZ/LMM/LML

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...

ARP BALANCER BOLT KIT 2001-2019 GM 6.6L DURAMAX

The ARP 129-2503 Balancer Bolt Kit for your 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...

ARP CHROMOLY BOLTS (M10 X 1.50 X 30) UNIVERSAL - (M10 X 1.50 X 30) FITS DURAMAX UP-PIPES

The ARP 672-1003 Chromoly Bolts (M10 X 1.50 X 30) give you a durable replacement option when re-assembling critical components of your engine. In traditional ARP fashion, these threads are rolled after heat treating to produce beneficial compressive...

ARP DIESEL CUSTOM AGE 625+ HEAD STUD KIT 2001-2016 GM 6.6L DURAMAX

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. ARP has provided an extra measure of security in the form of extra-strong head studs manufactured from the firm's...

ARP DIESEL HEAD STUD KIT 2001-2016 GM 6.6L DURAMAX

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...

ARP DIESEL MAIN STUD KIT 2001-2005 GM 6.6L DURAMAX LB7/LLY

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...

ARP FLEXPLATE BOLT KIT 2001-2010 GM 6.6L DURAMAX

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...

ARP HARMONIC BALANCER WASHER 2001-2016 GM 6.6L DURAMAX

The ARP 200-8793 Harmonic Balancer Washer for your 2001-2016 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...

ARP ROD BOLT KIT 2001-2010 GM 6.6L DURAMAX

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...

Gator Fasteners Competition Series Head Stud Kit-2001-2016 6.6L LB7/LLY/LBZ/LMM/LML Duramax

Shop with Blessed Performance for the Gator Fasteners Competition Series Head Stud Kit for your 2001-2016 LB7/LLY/LBZ/LMM/LML 6.6L Duramax. These head studs have a much higher strength and will not stretch like the factory bolts will. This...

GATOR FASTENERS HD HEAD STUD KIT 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML

Shop with Blessed Performance for the exclusive Gator Fasteners Head Stud Kit 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...

GM Cylinder Head Bolt 2001 to 2016 6.6L LB7/LLY/LBZ/LMM/LML Duramax

Shop with Blessed Performance for the GM Cylinder Head Bolt for your 2001-2016 GM 6.6L LB7/LLY/LBZ/LMM/LML Duramax diesel. The factory bolts are torque-to-yield and are not intended to be re-used.   Highlights:  OEM...

GM Flex Plate Bolt 2001 to 2010 6.6L LB7/LLY/LBZ/LMM Duramax

Shop with Blessed Performance for the GM Flex Plate Bolt for your 2001-2010 GM 6.6L LB7/LLY/LBZ/LMM Duramax diesel. The factory Flex Plate bolts are torque-to-yield and should not be reused. These bolts are sold individually and a quantity of 8...

GM Up Pipe Bolt 2001 to 2016 6.6L LB7/LLY/LBZ/LMM/LML Duramax

Shop with Blessed Performance for the GM Up-Pipe Bolt for your 2001-2016 GM 6.6L LB7/LLY/LBZ/LMM/LML Duramax diesel. This bolt will connect the up-pipes to the exhaust manifolds and the up-pipes to the turbo pedestal...

HSP Billet Valve Covers 2004.5 to 2010 6.6L LLY/LBZ/LMM/Duramax

Shop with Blessed Performance for the HSP Billet Valve Covers for your 2004.5-2010 GM 6.6L LLY/LBZ/LMM Duramax diesel.    Why Would you need the HSP Billet Valve Covers?The biggest thing about the factory valve covers is they are just plain...