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ARP

ARP

Browse ARP performance parts and upgrades including engine fasteners, studs and hardware for high stress applications, with options suited to street, drag, drift, circuit and high horsepower builds.

Original price $362.02 - Original price $362.02
Original price
$362.02
$362.02 - $362.02
Current price $362.02

Head Bolt Kit, Hex Head

ARP

fits BB Ford 429-460 With Edelbrock Heads 60669, 60079, 61669, 61649 Part Number : AR155-3603 CYLINDER HEAD BOLTS HIGH PERFORMANCE SE...

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Original price $362.02 - Original price $362.02
Original price
$362.02
$362.02 - $362.02
Current price $362.02
Original price $46.35 - Original price $46.35
Original price
$46.35
$46.35 - $46.35
Current price $46.35

Valve Cover Bolt Kit, Hex Head Black Oxide

ARP

fits Aluminium Covers 1/4-20 Thread x .812" UHL (14-Pack) Part Number : AR100-7504 To Ensure Proper Sealing Of Valve Covers, Arp Manuf...

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Original price $46.35 - Original price $46.35
Original price
$46.35
$46.35 - $46.35
Current price $46.35
Original price $124.89 - Original price $124.89
Original price
$124.89
$124.89 - $124.89
Current price $124.89

12-Point Nut, Polished S/S

ARP

8mm X 1.25 Thread, 10mm Socket (10-Pack) Part Number : AR400-8312 Available in a variety of sizes to suit your needs, all ARP 12-point...

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Original price $124.89 - Original price $124.89
Original price
$124.89
$124.89 - $124.89
Current price $124.89
Original price $231.04 - Original price $231.04
Original price
$231.04
$231.04 - $231.04
Current price $231.04

Valve Cover Stud Kit, 12-Point Nut Black Oxide

ARP

fits KB Hemi 1/4-20 Thread x 2.450" OAL (20 Pack) Part Number : AR245-7601 To ensure proper sealing of valve covers, ARP manufactures ...

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Original price $231.04 - Original price $231.04
Original price
$231.04
$231.04 - $231.04
Current price $231.04
Original price $29.56 - Original price $29.56
Original price
$29.56
$29.56 - $29.56
Current price $29.56

12-Point Nut, Polished S/S

ARP

8mm X 1.25 Thread, 10mm Socket (2-Pack) Part Number : AR400-8311 Available in a variety of sizes to suit your needs, all ARP 12-point ...

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Original price $29.56 - Original price $29.56
Original price
$29.56
$29.56 - $29.56
Current price $29.56
Original price $20.47 - Original price $20.47
Original price
$20.47
$20.47 - $20.47
Current price $20.47

12-Point Nut, Chrome Moly Black Oxide

ARP

10mm X 1.25 Thread, 12mm Socket (2 Pack) Part Number : AR300-8354 1= 10mm X 1.252= 10.2(.400")3= 17.8(.700")4= 12mm

Original price $20.47 - Original price $20.47
Original price
$20.47
$20.47 - $20.47
Current price $20.47
Original price $411.36 - Original price $411.36
Original price
$411.36
$411.36 - $411.36
Current price $411.36

Bellhousing Stud Kit, 12-Point Nut Black Oxide

ARP

fits Top Fuel Motor Plate STD, 7/16" Thread x 2.150" OAL Part Number : AR245-0202 This Is What You Need To Secure A Bellhousing In Pla...

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Original price $411.36 - Original price $411.36
Original price
$411.36
$411.36 - $411.36
Current price $411.36
Original price $80.04 - Original price $80.04
Original price
$80.04
$80.04 - $80.04
Current price $80.04

5-Pack Bolt Kit, 12-Point Head S/S

ARP

7/16" UNF x 3.000" UHL With 7/16" Socket Head Part Number : AR714-3000 Now you can use premium quality ARP stainless steel or chrome m...

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Original price $80.04 - Original price $80.04
Original price
$80.04
$80.04 - $80.04
Current price $80.04
Original price $28.29 - Original price $28.29
Original price
$28.29
$28.29 - $28.29
Current price $28.29

5-Pack Bolt Kit, Hex Head Black Oxide

ARP

M8 x 1.25 Thread x 25mm UHL With 10mm Socket Head Part Number : AR661-1002 Now you can use premium quality ARP stainless steel or chro...

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Original price $28.29 - Original price $28.29
Original price
$28.29
$28.29 - $28.29
Current price $28.29
Original price $380.31 - Original price $380.31
Original price
$380.31
$380.31 - $380.31
Current price $380.31

Head Stud Kit, 12-Point Nut

ARP

fits Mitsubishi 2.0L 4G63 DOHC (1994-07) M11 Part Number : AR207-4203 It Is For Good Reason That Virtually Every Top Professional Engi...

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Original price $380.31 - Original price $380.31
Original price
$380.31
$380.31 - $380.31
Current price $380.31
Original price $229.89 - Original price $229.89
Original price
$229.89
$229.89 - $229.89
Current price $229.89

Conrod Bolt Set

ARP

fits BMC A Series 3/8" Part Number : AR206-6001 Unquestionably The Most Important Fasteners In Any Engine Are The Connecting Rod Bolts...

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Original price $229.89 - Original price $229.89
Original price
$229.89
$229.89 - $229.89
Current price $229.89
Original price $87.85 - Original price $87.85
Original price
$87.85
$87.85 - $87.85
Current price $87.85

Main Stud Kit, 2-Bolt Main Hex Nut

ARP

fits BMC / Triumph A Series Part Number : AR206-5401 There Are Many Important Reasons To Use Arp Main Stud Kits, Including The Elimina...

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Original price $87.85 - Original price $87.85
Original price
$87.85
$87.85 - $87.85
Current price $87.85
Original price $232.19 - Original price $232.19
Original price
$232.19
$232.19 - $232.19
Current price $232.19

Head Stud Kit, 12-Point Nut

ARP

fits BMC / Triumph A Series, 11 Studs Part Number : AR206-4204 It Is For Good Reason That Virtually Every Top Professional Engine Buil...

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Original price $232.19 - Original price $232.19
Original price
$232.19
$232.19 - $232.19
Current price $232.19
Original price $128.69 - Original price $128.69
Original price
$128.69
$128.69 - $128.69
Current price $128.69

Head Bolt Set, 12-Point Head

ARP

fits SB Ford 289-302 Windsor With OEM Heads Or Edelbrock 60259, 60379 Heads Part Number : AR154-3701 High Performance Serieshigh Perf...

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Original price $128.69 - Original price $128.69
Original price
$128.69
$128.69 - $128.69
Current price $128.69
Original price $149.62 - Original price $149.62
Original price
$149.62
$149.62 - $149.62
Current price $149.62

Intake Manifold Stud Kit, 12-Point Black Oxide

ARP

fits Ford 289-302-351 Windsor Part Number : AR354-2103 Prevent intake manifold leaks with ARP's quality fasteners. They're nominally r...

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Original price $149.62 - Original price $149.62
Original price
$149.62
$149.62 - $149.62
Current price $149.62
Original price $71.99 - Original price $71.99
Original price
$71.99
$71.99 - $71.99
Current price $71.99

Intake Manifold Bolt Kit, Hex Head Black Oxide

ARP

fits SB Ford 351 Windsor (Uses 3/8" Socket) Part Number : AR154-2002 INTAKE MANIFOLD BOLT Prevent intake manifold leaks with ARP's qu...

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Original price $71.99 - Original price $71.99
Original price
$71.99
$71.99 - $71.99
Current price $71.99
Original price $147.78 - Original price $147.78
Original price
$147.78
$147.78 - $147.78
Current price $147.78

Flywheel Bolt Kit

ARP

fits Toyota 2.0L 3SGTE DOHC & Nissan RB30ET (8-pieces) M12 X 1.25 Thread x 1.000" UHL Part Number : AR203-2801 Arp Replacement Bol...

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Original price $147.78 - Original price $147.78
Original price
$147.78
$147.78 - $147.78
Current price $147.78
Original price $61.87 - Original price $61.87
Original price
$61.87
$61.87 - $61.87
Current price $61.87

Harmonic Balancer Bolt, 12-Point Black Oxide

ARP

fits SB/BB Ford 289-460 5/8-18 Thread x 2.050" UHL (Not Cleveland), 5/8" Socket Part Number : AR150-2501 As The Crankshaft Flexes And ...

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Original price $61.87 - Original price $61.87
Original price
$61.87
$61.87 - $61.87
Current price $61.87
Original price $168.82 - Original price $168.82
Original price
$168.82
$168.82 - $168.82
Current price $168.82

Conrod Bolt Set

ARP

fits SB Chrysler 318-340-360 Wedge & 318-360 Magnum Part Number : AR144-6001 Unquestionably The Most Important Fasteners In Any En...

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Original price $168.82 - Original price $168.82
Original price
$168.82
$168.82 - $168.82
Current price $168.82
Original price $192.51 - Original price $192.51
Original price
$192.51
$192.51 - $192.51
Current price $192.51

Perma Loc Posi Locks, 12-Point Black Oxide

ARP

7/16" Stud With .550" Body O.D, fits Aluminium Rockers (16 Pack) Part Number : AR300-8245 A= 1.200"D= .600" Exclusive 12-point head ...

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Original price $192.51 - Original price $192.51
Original price
$192.51
$192.51 - $192.51
Current price $192.51
Original price $369.04 - Original price $369.04
Original price
$369.04
$369.04 - $369.04
Current price $369.04

Main Stud Kit, 4-Bolt Main Hex Nut

ARP

fits BB Chev 396-454 Part Number : AR135-5601 There Are Many Important Reasons To Use Arp Main Stud Kits, Including The Elimination Of...

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Original price $369.04 - Original price $369.04
Original price
$369.04
$369.04 - $369.04
Current price $369.04
Original price $108.09 - Original price $108.09
Original price
$108.09
$108.09 - $108.09
Current price $108.09

Flywheel Bolt Kit

ARP

fits Subaru 2.0L (FA20) 10mm x .925" UHL Part Number : AR260-2801 Flywheel and Flexplate bolts play an important role in the performan...

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Original price $108.09 - Original price $108.09
Original price
$108.09
$108.09 - $108.09
Current price $108.09
Original price $32.19 - Original price $32.19
Original price
$32.19
$32.19 - $32.19
Current price $32.19

5-Pack Bolt Kit, 12-Point Head Black Oxide

ARP

7/16" UNF x 1.250" UHL With 7/16" Socket Head Part Number : AR743-1250 Now you can use premium quality ARP stainless steel or chrome m...

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Original price $32.19 - Original price $32.19
Original price
$32.19
$32.19 - $32.19
Current price $32.19
Original price $59.92 - Original price $59.92
Original price
$59.92
$59.92 - $59.92
Current price $59.92

Flywheel Bolt Kit

ARP

fits Ford Zetec 2.0L 11mm x .900" UHL Part Number : AR251-2801 Flywheel and Flexplate bolts play an important role in the performance ...

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Original price $59.92 - Original price $59.92
Original price
$59.92
$59.92 - $59.92
Current price $59.92

Frequently Asked Questions

What products from ARP are in this collection?
This collection groups ARP products around engine fasteners, studs and hardware for high stress applications, making it easier to shop that brand by application, fitment and build goal.
Is ARP a good choice for performance builds?
ARP is widely chosen for enthusiasts who want proven parts rather than guesswork. The right product still depends on your vehicle, power target and how the car is used.
How do I confirm ARP compatibility with my setup?
Check the product listing for vehicle, engine or universal fitment notes. For custom or high horsepower builds, confirm supporting mods, dimensions and connection types before ordering.
Do ARP parts need supporting upgrades or tuning?
Some do. Fuel, turbo, ignition, ECU and driveline parts often work best with the right supporting hardware and, where relevant, professional tuning or setup.
Why buy ARP parts from 1320 Motorsports?
We focus on proven performance parts for real builds, so the aim is to help you choose the right ARP product for your combination instead of piecing together a setup blind.