Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or power adders like turbochargers, nitrous oxide and superchargers. That’s why ARP head studs are popular among leading Sport Compact/Import racers.

ARP Head Stud/Bolt Kits: It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants. Simply stated, theres not a better stud setup on the market today. For openers, ARP uses a premium grade 8740 alloy that is rated far superior to aircraft quality. Each stud is placed vertically in special racks and precisely heat-treated to 200,000 psi. This procedure ensures complete heat penetration and the results are far superior to those lesser quality studs from other manufacturers who just dump pieces in a basket and hope for the best.

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ARP uses a premium grade 8740 alloy that is rated far superior to "aircraft" quality. Each stud is precisely heat-treated to 200,000 psi.

This is high quality, genuine ARP Head Stud kit for the Audi 2.7T engine will ensure your head does not lift, even when subjected to extreme cylinder pressures on high boost applications. These ARP fasteners are completely reusable, making them a perfect match for race engines. Manufactured from the high strength ARP 2000 alloy.

Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or power adders like turbochargers, nitrous oxide and superchargers. That’s why ARP head studs are popular among leading Sport Compact/Import racers.

These ARP main studs are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and thread-rolled to Mil-S-8879 specs, with a black oxide finish for corrosion resistance.

These ARP main studs are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and thread-rolled to Mil-S-8879 specs, with a black oxide finish for corrosion resistance.

A large number of connecting rod manufacturers have chosen ARP bolts as standard equipment. They're proud to advertise their products as being equipped with ARP rod bolts

These ARP High Performance series connecting rod bolts are made from seamless and defect-free 8740 chromoly steel.

There are many important reasons to use ARP main stud kits, including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block.

A premium grade 8740 alloy chrome moly steel is used to manufacture ARP High Performance connecting rod bolts.

These are undeniably the strongest, most reliable OEM-replacement rod bolts available! Forged from 8740 chrome moly, you are guaranteed maximum durability, especially when combined with ARP's innovative manufacturing technology.

A premium grade 8740 alloy chrome moly steel is used to manufacture ARP High Performance connecting rod bolts.

A premium grade 8740 alloy chrome moly steel is used to manufacture ARP High Performance connecting rod bolts.

ARP Main Studs are manufactured from 8740 chromoly steel, heat-treated in house for 200,000 psi tensile strength and precision J-formed threads rolled after heat treatment to create a fastener that has threads 1000% stronger than OEM equipment. This kit comes complete with hardened parallel-gound washers and aerospace quality nuts. This kit can help to reduce crankshaft flex and main cap fretting with these more durable stronger fasteners.

Audi 5-cylinder, 2 bolt main, ARP Main Studs 204-5404ARP Audi Main Stud Kits, There are many important reasons to use ARP Main Stud Kits, for Audi's including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block

Here's just what you need to secure a bellhousing in place. The studs are designed with a radiused head to position the bellhousing and accept nuts without the fear of cross-threading

This is a high quality, American made main stud kit for VW / Audi 2.7T engines, brought to you by ARP out of California. This is absolutely the highest quality main stud kit you can find. We are genuine ARP Distributors so buying from us guarantees you a valid warantee

They say that to be successful you must identify a need and satisfy it. Back in 1968 racing enthusiast Gary Holzapfel saw that many of his friends' broken engines were caused by fastener failure.

ARP Amc 258, 6-Cylinder Rod Bolt Kit, Part #112-6001. Tick Performance is proud to offer the entire ARP (Automotive Racing Products) line. If you don't see what you're looking for here, please contact our friendly sales staff either by phone or email for assistance!

ARP Amc 290-360 V8 Rod Bolt Kit, Part #114-6001. Tick Performance is proud to offer the entire ARP (Automotive Racing Products) line. If you don't see what you're looking for here, please contact our friendly sales staff either by phone or email for assistance!

ARP Amc 343-401 '70-Present Rod Bolt Kit, Part #114-6002. Tick Performance is proud to offer the entire ARP (Automotive Racing Products) line. If you don't see what you're looking for here, please contact our friendly sales staff either by phone or email for assistance!

Unquestionably the most important fasteners in any engine are the connecting rod bolts, as they hold the key to the entire rotating assembly. A broken bolt will lead to catastrophic engine failure.

High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing

It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants. Simply stated, there's not a better stud setup on the market today.

High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing.

AMC304, 360, 390, 401(1970 Later) with 1/2 bolts, ARP 114-3602 High Performance Cylinder Head Bolts, Hex Head. High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing

Premium quality 8740 and ARP2000 head stud kits are available for most domestic and import applications.

AMC 401 with Indy heads, ARP 114-3603 High Performance Cylinder Head Bolts, Hex Head. High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing.

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.

ARB High Performance Series Head Bolts are made with a reduced wrenching hex and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing

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

MC 290, 343, 390 (1969 & Earlier) with Edelbrock heads 7/16" ARP 114-3605 High Performance Cylinder Head Bolts, Hex Head. High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing.

It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants. Simply stated, there's not a better stud setup on the market today.

AMC304-360-390-401 cid (1970 later) 1/2, ARP 114-4002 Cylinder Head Stud kit with hex nuts.It is for good reason that virtually every top professional engine builder relies on ARP head studs for their all-out competition powerplants

It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants. Simply stated, there's not a better stud setup on the market today.

this product are the best on the market today and the favorite of leading professional engine builders in all forms of racing.

A large number of connecting rod manufacturers have chosen ARP bolts as standard equipment. They're proud to advertise their products as being equipped with ARP rod bolts.

Exact tolerances ensure that gaskets and cylinder heads just glide into position and align perfectly.

It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants.