ARP Engine Components

ARP Head Stud Kits are high quality products guaranteeing superior functionality and efficiency.

ARP High Performance Series Cylinder Head Bolt Kits are rated at 170,000 psi--15 percent stronger than Grade 8 fasteners. They are available with hex heads or reduced wrenching 12-point heads that eliminate the need for valvetrain removal when re-torqueing cylinder heads.

ARP Pro Series Cylinder Head Stud Kits are heat-treated prior to thread rolling and machining and are rated at a whopping 200,000 psi for the 8740 material and 220,000 psi for ARP2000. They are available with 12-point nuts, and come packaged with hardened parallel washers for an even load distribution and accurate torque readings.

ARP Main Stud Kits are made from the highest quality materials, and guarantee to deliver superior functionality and durability.

Key Features:

• 5/16-24 X 1.750 Black Hex Water Pump Pulley W/ .500" Fan Spacer Stud Kit

ARP Main Stud Kits are made from the highest quality materials, and guarantee to deliver superior functionality and durability.

ARP Main Stud Kits are made from the highest quality materials, and guarantee to deliver superior functionality and durability.

ARP High Performance Series Connecting Rod Bolt Kits are manufactured from seamless and defect-free 8740 chromoly steel. All ARP rod bolts are heat-treated before grinding and thread rolling and have a large under head radius for greater strength.

ARP Oil Pump Driveshaft Kits are manufactured from heat-treated chromoly steel, and are larger in diameter than the OEM unit. This enables the ARP shafts to handle the added torque requirements of increased oil pump capacity or heavy-viscosity lubricants. These products are rated at 220,000 psi.

ARP High Performance Series Connecting Rod Bolt Kits are manufactured from seamless and defect-free 8740 chromoly steel. All ARP rod bolts are heat-treated before grinding and thread rolling and have a large under head radius for greater strength.

ARP High Performance Series Cylinder Head Bolt Kits are rated at 170,000 psi--15 percent stronger than Grade 8 fasteners. They are available with hex heads or reduced wrenching 12-point heads that eliminate the need for valvetrain removal when re-torqueing cylinder heads.

ARP High Performance Series Cylinder Head Bolt Kits are rated at 170,000 psi--15 percent stronger than Grade 8 fasteners. They are available with hex heads or reduced wrenching 12-point heads that eliminate the need for valvetrain removal when re-torqueing cylinder heads.

ARP Pro Series Cylinder Head Stud Kits are heat-treated prior to thread rolling and machining and are rated at a whopping 200,000 psi for the 8740 material and 220,000 psi for ARP2000. They are available with 12-point nuts, and come packaged with hardened parallel washers for an even load distribution and accurate torque readings.

ARP Pro Series Cylinder Head Stud Kits are heat-treated prior to thread rolling and machining and are rated at a whopping 200,000 psi for the 8740 material and 220,000 psi for ARP2000. They are available with 12-point nuts, and come packaged with hardened parallel washers for an even load distribution and accurate torque readings.

ARP Pro Series Cylinder Head Stud Kits are heat-treated prior to thread rolling and machining and are rated at a whopping 200,000 psi for the 8740 material and 220,000 psi for ARP2000. They are available with 12-point nuts, and come packaged with hardened parallel washers for an even load distribution and accurate torque readings.

ARP Pro Series Wave-Loc Rod Bolts have a .0005 to .0070 in. interference fit to guarantee rod cap alignment and actually strengthen the connecting rod. They are manufactured from ARP2000 alloy with a tensile strength of about 220,000 psi, they can handle more than 12,000 lbs. of clamping force.

ARP Pro Series Cylinder Head Stud Kits are heat-treated prior to thread rolling and machining and are rated at a whopping 200,000 psi for the 8740 material and 220,000 psi for ARP2000. They are available with 12-point nuts, and come packaged with hardened parallel washers for an even load distribution and accurate torque readings.

• Cylinder Head
• Nut Style: 12-Point

ARP Engine Bolt Kits are available in your choice of polished stainless steel or black oxide chromoly steel bolts with 12-point or hex heads. These kits come packaged with the bolts and washers for your engine.

ARP Cylinder Head Stud Kits are heat-treated prior to thread rolling and machining and are rated at a whopping 200,000 psi for the 8740 material and 220,000 psi for ARP2000. They are available with 12-point nuts, and come packaged with hardened parallel washers for an even load distribution and accurate torque readings.