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When racing professionals in NHRA, IHRA, NASCAR, and Formula 1 competition need bullet-proof fasteners for their high-performance machines, they turn to one company:...
When racing professionals in NHRA, IHRA, NASCAR, and Formula 1 competition need bullet-proof fasteners for their high-performance machines, they turn to one company: ARP. Since 1968, Automotive Racing Products has been engineering and perfecting bolts, studs, nuts, and other fasteners for engines, cylinder heads, headers, wheels, transmissions, and more. ARP uses only top-quality materials—far above the usual “aerospace quality” others settle for—in a highly exacting manufacturing process to create fasteners with the strength and durability to last race after race.
When racing professionals in NHRA, IHRA, NASCAR, and Formula 1 competition need bullet-proof fasteners for their high-performance machines, they turn to one company: ARP. Since 1968, Automotive Racing Products has been engineering and perfecting bolts, studs, nuts, and other fasteners for engines, cylinder heads, headers, wheels, transmissions, and more. ARP uses only top-quality materials—far above the usual “aerospace quality” others settle for—in a highly exacting manufacturing process to create fasteners with the strength and durability to last race after race.
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As the crankshaft flexes, the balancer absorbs incredible amounts of energy. ARP balancer bolt kits will ensure that your balancer is locked into position. They feature a 12-point head that accepts a deep socket to eliminate the fear of stripping the head.
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$22.99
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$46.99
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.
( 259 )
$11.99
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$253.99
ARP rugged, black-oxide coated chromoly intake manifold bolts are rated at 170,000 psi. They're precision-machined for optimum thread engagement and have a wide-area flange for better load distribution. They also feature precision-rolled threads, which prevent galling, while promoting more consistent torque loading. These bolts are available with either hex or 12-point heads, and washers are included.
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$18.99
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$94.99
Check connecting rod bolt stretch accurately with ARP rod bolt stretch gauges. They are highly recommended when installing rod bolts and other fasteners where it is possible to measure the length of the bolt after tightening.
( 30 )
$181.99
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$240.99
ARP engine bolt kits come in your choice of polished stainless steel or black oxide chromoly steel bolts with 12-point or hex heads. These kits include the bolts and washers for your engine.
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$99.99
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$283.99
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.
( 70 )
$16.99
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$519.99
End your camshaft timing worries! High-quality ARP cam bolts have increased preload clamping force to ensure positive timing gear register. Their increased material strength overcomes valvetrain harmonics and stress. These cam bolts have a reduced head size that makes installation and removal easier. They are available in 170,000 psi high performance kits and 190,000 psi Pro series kits.
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$2.99
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$68.99
ARP rugged motor mount bolt kits come in your choice of black oxide finished chromoly or corrosion-resistant stainless steel. You may also choose standard hex head or compact 12-point fasteners. Each kit comes complete with flat washers.
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$8.99
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$46.99
ARP stainless steel intake manifold bolts are 15 percent stronger than Grade 8 steel bolts and have a wide-area flange for better load distribution. They also have precision-rolled threads, which prevent galling and promote more consistent torque loading. These bolts are both corrosion and heat-resistant and come highly polished. Bolts are available in both hex head and 12-point types, and washers are included.
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$27.99
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$76.99
ARP stainless steel bolts are rated at 170,000 psi to provide a substantial extra margin of safety over Grade 8 and other hardware. They're available in hex head or 12-point styles and a variety of lengths and sizes for use on cars, boats, trailers, and more. Stock up on these truly maintenance-free bolts so you'll have them when the need arises. Order the ARP stainless steel bolts designed to fit your application.
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$10.99
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$79.99
End your camshaft timing worries with ARP Pro Series cam bolt kits! Featuring 200,000 psi tensile strength, these kits deliver increased preload clamping force and ensure positive timing gear register. Their incredible material strength overcomes valvetrain harmonics and stress for excellent performance and durability. ARP Pro Series cam bolts are designed with oversized heads to promote cam bolt retention, while their reduced socket head size allows for easy installation and removal. Don't settle for inferior-quality cam bolts--stick with ARP Pro Series cam bolt kits for camshaft timing confidence!
( 8 )
$72.99
Simplify the installation of the starter in your race car with these Custom 450 stainless steel starter bolt kits from ARP. They feature smaller diameter heads to make accessibility more convenient. They're rated at 180,000 psi--stronger than OEM--and are specially suited for cars that use rear motor plates.
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$8.99
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$21.99
Now you can use premium-quality ARP chromoly bolts to install most anything on a car, boat, or trailer. These specially heat-treated 8740 chromoly fasteners feature a black oxide finish. They're nominally rated at 180,000 psi tensile strength to provide a substantial extra margin of safety over Grade 8 hardware. The bolts are available in a wide range of thread sizes, head styles, and other options.
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$8.99
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$47.99
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.
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$33.99
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$136.50
ARP durable fuel pump bolts are rated at 170,000 psi, which is a lot stronger than Grade 8 hardware. They come in your choice of black oxide chromoly steel or rustproof stainless steel, and are available in either conventional hex or compact 12-point style heads. All kits come complete with washers.
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$5.99
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$9.99
The Pro Series cylinder head bolts from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining, and are rated at a whopping 190,000 psi. The Pro Series are also available with hex and 12-point heads. All kits come complete with hardened parallel washers for even load distribution and accurate torque readings.
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$104.99
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$279.99
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.
( 9 )
$141.99
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$287.99
ARP alternator bracket bolt kits are designed to mount stock or aftermarket alternator brackets. They are available in polished stainless steel or black oxide steel and include necessary washers and nuts, where applicable.
( 25 )
$8.99
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$51.99
ARP High Performance Series head bolt kits are tough. They are rated at 180,000 psi--15 percent stronger than Grade 8 fasteners. They come available with a reduced wrenching hex head or 12-point head that help eliminate the need for valvetrain removal when re-torqueing cylinder heads.
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$46.99
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$248.99
ARP rod bolt extensions feature a long taper and full radius to prevent the nicking and scratching of crankshaft journals during connecting rod installation. They act as a guide during piston and rod installation, and will also hold the bearing shell in position in some applications. These extensions are available in several sizes and are hard-anodized color coded for ease of identification.
( 6 )
$39.99
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$113.99
Clearance
ARP front mandrel drive bolts feature extended lengths specifically designed for your front drive mandrels. They are manufactured from ARP's high-strength 8740 chromoly steel and have a shot-peened finish for extra durability. The bolts are undercut to provide the necessary extra stretch and are designed for full thread engagement.
Not Yet Reviewed
$23.99
$13.50
It's easy to assemble a show-quality engine when you use the handy ARP engine and accessory fastener kits. Virtually everything you need comes completely organized in one convenient package! Each fastener is superior in strength to the OEM bolts and is significantly better than hardware grades, even Grade 8. You have a choice of two premium-quality materials and finishes.
( 2 )
$395.99
These ARP Speed Nuts are designed for professional racing environments where split-second improvements in pit stop times can make the winning difference. The 200,000 psi chromoly steel "unbustable" reliability of these ARP Speed Nuts can be seen in the manufacturing process and design. With socket release and resistance to jamming in mind, ARP uses the formed threading method and then double magnafluxes, heat-treats, and finally coats them with Alumotef III, which gives you the ultimate in Speed Nuts.
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$31.99
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$38.79
ARP high performance cylinder head stud kits are precision centerless-ground and thread-rolled to Mil-S-8879 specs. A black oxide finish protects them from wear and corrosion, and ARP throws in hardened parallel washers for uniform load distribution and accurate torque readings. Keep your cylinders mounted securely with a set of ARP high performance cylinder head studs; order the hardware recommended for your year/make and engine application
( 35 )
$146.99
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$367.99
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