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Availability
ARP Main Stud Kits
ARP main stud kits help eliminate main cap walk/fretting and protect the threads in your engine block. They include studs made from 8740 chromoly steel and heat-treated in-house to 190,000 psi tensile-strength rating. The precision J-form threads are rolled after heat-treat for much stronger threads than the competition. Kits come complete with hardened parallel-ground washers and high-quality nuts. Add confidence in the strength of your engine build with the ARP main stud kit designed for your application.
( 394 )
$34.99
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$376.99
ARP High Performance Series Main Bolts
ARP High Performance Series main bolts are rated at 180,000 psi and a popular premium replacement for OEM fasteners. Designed to meet the exacting standards and demands of professional engine builders, ARP bolts are forged from 8740 chromoly steel and feature a reduced wrenching head, large underhead radius, and rolled threads for the utmost in reliability. The threads are rolled after heat-treating which gives them about 2,000 percent better fatigue strength than most main bolts that are threaded prior to heat-treating. Hardened parallel-ground washers are included with each kit.
( 179 )
$33.99
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$87.99
ARP Pro Series Main Bolts
ARP Pro Series main bolts are application-specific and rated at 190,000 psi. Designed for use in competition engines, as well as to meet the exacting standards and demands of professional engine builders, ARP bolts are forged from 8740 chromoly steel and feature a reduced wrenching head, large underhead radius, and rolled threads for the utmost in reliability. The threads are rolled after heat-treating which gives them about 2,000 percent better fatigue strength than most main bolts that are threaded prior to heat-treating. Hardened parallel-ground washers are included with each kit.
( 15 )
$47.99
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$99.99
ARP High Performance Series Connecting Rod Bolt Kits
ARP High Performance Series connecting rod bolts are made from seamless and defect-free 8740 chromoly steel. All ARP rod bolts are heat-treated before grinding and thread rolling and have a large underhead radius for greater strength. Guaranteed to pass magnetic inspection testing, these bolts are nearly five times stronger than OEM bolts. They're used in applications ranging from stock replacement to Circle Track, marine, and drag racing engines.
( 266 )
$13.99
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$98.99
ARP Powersports Main Cap Studs
Why use ARP main cap studs for your motorcycle or UTV? They're machined from 8740 chromoly steel, heat-treated to 190,000 psi tensile strength, and precision J-form thread-rolled to create fasteners with the strongest threads available. The studs eliminate main cap walk and fretting—and offer the ability to obtain more accurate torque readings, easier engine assembly, and the proper alignment of caps. Order the set recommended for your powersports machine!
Not Yet Reviewed
$115.99
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$183.99
ARP Pro Series Connecting Rod Bolts
ARP Pro Series connecting rod bolts are precision CNC-machined to exacting specifications and designed for optimum reliability. They are heat-treated and threads are rolled to provide up to ten times more fatigue strength. This makes them far superior to standard OEM fasteners in terms of durability, and fully capable of handling the extra stress of high-combustion engines.
( 73 )
$17.99
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$348.99
ARP High Performance Series Wave-Loc Connecting Rod Bolts
If you don't need the ultra-high strength of ARP Pro series Wave Loc connecting rod bolts, then you'll like their High Performance Series. Made from tough 8740 chromoly steel (rated at 190,000 psi), these bolts have the Wave Loc symmetrical wave design that eliminates sharp notches and guarantees cap alignment. Nuts and lube are included.
( 36 )
$10.99
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$86.99
ARP Powersports Engine and Accessory Fastener Kits
ARP Powersports engine and accessory bolt kits contain professional-quality fasteners. They're manufactured with premium materials and finishes that are nominally rated at 180,000 psi tensile strength—superior to OEM bolts and better than hardware grades. Motorcycles run at very high rpms and put tremendous stress on lightweight parts. The task is holding your engine and accessories together during those times. ARP Powersports fasteners are a convenient and easy way to assemble your engine with confidence, knowing that ARP is up to the challenge. Choose the kit designed for your specific bike.
( 1 )
$54.99
ARP Pro Series Wave-Loc Rod Bolts
ARP Pro series Wave-Loc rod bolts have a symmetrical "wave" on the shank that eliminates stress risers. They also have a .0005 to .0070 in. interference fit to guarantee rod cap alignment and actually strengthen the connecting rod. Made from ARP2000 alloy with a tensile strength of about 220,000 psi, these Pro Series bolts can handle more than 12,000 lbs. of clamping force. Nuts and lubricant are included.
( 10 )
$141.99
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$287.99
