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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.

Exhaust Header Stud Kit, 12-Point Nut S/S GM LS Series M8 X 1.750" OAL (12 Pack) 3/8" Wide Header Flange (AR434-1301)

ARP
Original price $317.05 - Original price $317.05
Original price
$317.05
$317.05 - $317.05
Current price $317.05

fits GM LS Series M8 X 1.750" OAL (12 Pack) 3/8" Wide Header Flange Part Number : AR434-1301 ARP manufactures a variety of premium gra...

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Original price $317.05 - Original price $317.05
Original price
$317.05
$317.05 - $317.05
Current price $317.05

Intake Manifold Bolt Kit, 12-Point Head S/S Suit GM LS1,LS4, LS6, 4.8L-RL4, 5.3L-LM7, 6.0L-LQ4 (AR430-2101)

ARP
Original price $126.85 - Original price $126.85
Original price
$126.85
$126.85 - $126.85
Current price $126.85

Suit GM LS1,LS4, LS6, 4.8L-RL4, 5.3L-LM7, 6.0L-LQ4 Part Number : AR430-2101 Prevent Intake Manifold Leaks With Arp's Quality Fateners....

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Original price $126.85 - Original price $126.85
Original price
$126.85
$126.85 - $126.85
Current price $126.85

Rocker Arm Stud Kit 7/16" fits Chev, Ford & Holden With Roller Rockers & Girdle (AR100-7101)

ARP
Original price $151.34 - Original price $151.34
Original price
$151.34
$151.34 - $151.34
Current price $151.34

7/16" fits Chev, Ford & Holden With Roller Rockers & Girdle Part Number : AR100-7101 B= 1.900"C= .750"D= 1.000"E= 7/16-20F= 7...

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Original price $151.34 - Original price $151.34
Original price
$151.34
$151.34 - $151.34
Current price $151.34

ARP Ring Gear Bolts (1/2-20 x 1.0625" UHL) With Washers For Use With Strange Steel Spools) (STN1976)

ARP
Original price $181.44 - Original price $181.44
Original price
$181.44
$181.44 - $181.44
Current price $181.44

For Use With Strange Steel Spools) Part Number : STN1976 Strange Ford 9" steel spools Bolt: Washer: .880" OD x .518" ID x .120" thi...

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Original price $181.44 - Original price $181.44
Original price
$181.44
$181.44 - $181.44
Current price $181.44

Conrod Bolt Set SB Chev 265-283-327 (Small Journal) & Holden 253-308 11/32" (AR134-6001)

ARP
Original price $172.96 - Original price $172.96
Original price
$172.96
$172.96 - $172.96
Current price $172.96

fits SB Chev 265-283-327 (Small Journal) & Holden 253-308 11/32" Part Number : AR134-6001 Unquestionably The Most Important Fasten...

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Original price $172.96 - Original price $172.96
Original price
$172.96
$172.96 - $172.96
Current price $172.96

Starter Motor Bolt Kit, Hex Head S/S GM LS Series, M10 With 1.775" & 4.470" UHL (AR430-3506)

ARP
Original price $33.69 - Original price $33.69
Original price
$33.69
$33.69 - $33.69
Current price $33.69

fits GM LS Series, M10 With 1.775" & 4.470" UHL Part Number : AR430-3506 Installing starter motors in the cramped confines...

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Original price $33.69 - Original price $33.69
Original price
$33.69
$33.69 - $33.69
Current price $33.69

12-Point Nut, Chrome Moly Black Oxide 9mm X 1.00 Thread, 11mm Socket (2-Pack) (AR300-8351)

ARP
Original price $23.00 - Original price $23.00
Original price
$23.00
$23.00 - $23.00
Current price $23.00

9mm X 1.00 Thread, 11mm Socket (2-Pack) Part Number : AR300-8351 Available in a variety of sizes to suit your needs, all ARP 12-point ...

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Original price $23.00 - Original price $23.00
Original price
$23.00
$23.00 - $23.00
Current price $23.00

Head Stud Kit, 12-Point Nut Toyota 2JZGTE 1/2" Stud, 2JZ-80 Titan Spec (AR9994206)

ARP
Original price $327.75 - Original price $327.75
Original price
$327.75
$327.75 - $327.75
Current price $327.75

fits Toyota 2JZGTE 1/2" Stud, 2JZ-80 Titan Spec Part Number : AR9994206 It is for good reason that virtually every top professional en...

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Original price $327.75 - Original price $327.75
Original price
$327.75
$327.75 - $327.75
Current price $327.75

5-Pack Bolt Kit, Hex Head Black Oxide 1/4" UNC x 3.250" UHL With 5/16" Socket Head (AR650-3250)

ARP
Original price $30.47 - Original price $30.47
Original price
$30.47
$30.47 - $30.47
Current price $30.47

1/4" UNC x 3.250" UHL With 5/16" Socket Head Part Number : AR650-3250 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $30.47 - Original price $30.47
Original price
$30.47
$30.47 - $30.47
Current price $30.47

5-Pack Bolt Kit, Hex Head Black Oxide 1/4" UNC x 2.250" UHL With 5/16" Socket Head (AR650-2250)

ARP
Original price $29.67 - Original price $29.67
Original price
$29.67
$29.67 - $29.67
Current price $29.67

1/4" UNC x 2.250" UHL With 5/16" Socket Head Part Number : AR650-2250 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $29.67 - Original price $29.67
Original price
$29.67
$29.67 - $29.67
Current price $29.67

5-Pack Bolt Kit, Hex Head Black Oxide 1/4" UNC x 1.500" UHL With 5/16" Socket Head (AR650-1500)

ARP
Original price $26.80 - Original price $26.80
Original price
$26.80
$26.80 - $26.80
Current price $26.80

1/4" UNC x 1.500" UHL With 5/16" Socket Head Part Number : AR650-1500 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $26.80 - Original price $26.80
Original price
$26.80
$26.80 - $26.80
Current price $26.80

5-Pack Bolt Kit, Hex Head Black Oxide 1/4" UNC x 1.250" UHL With 5/16" Socket Head (AR650-1250)

ARP
Original price $19.66 - Original price $19.66
Original price
$19.66
$19.66 - $19.66
Current price $19.66

1/4" UNC x 1.250" UHL With 5/16" Socket Head Part Number : AR650-1250 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $19.66 - Original price $19.66
Original price
$19.66
$19.66 - $19.66
Current price $19.66

5-Pack Bolt Kit, Hex Head Black Oxide 1/4" UNC x 1.000" UHL With 5/16" Socket Head (AR650-1000)

ARP
Original price $18.86 - Original price $18.86
Original price
$18.86
$18.86 - $18.86
Current price $18.86

1/4" UNC x 1.000" UHL With 5/16" Socket Head Part Number : AR650-1000 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $18.86 - Original price $18.86
Original price
$18.86
$18.86 - $18.86
Current price $18.86

5-Pack Bolt Kit, 12-Point Head Black Oxide 3/8" UNC x 5.000" UHL With 3/8" Socket Head (AR642-5000)

ARP
Original price $49.80 - Original price $49.80
Original price
$49.80
$49.80 - $49.80
Current price $49.80

3/8" UNC x 5.000" UHL With 3/8" Socket Head Part Number : AR642-5000 To compliment ARP "bulk" 5-pack chrome moly and stainless steel f...

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Original price $49.80 - Original price $49.80
Original price
$49.80
$49.80 - $49.80
Current price $49.80

Oil Pan Bolt Set, 12-Point Head Black Oxide Chev LT1 6.2L (2013-On) (AR134-1806)

ARP
Original price $133.98 - Original price $133.98
Original price
$133.98
$133.98 - $133.98
Current price $133.98

fits Chev LT1 6.2L (2013-On) Part Number : AR134-1806 The engineers at ARP spent quite a bit of time developing these highly effective...

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Original price $133.98 - Original price $133.98
Original price
$133.98
$133.98 - $133.98
Current price $133.98

5-Pack Bolt Kit, 12-Point Head Black Oxide 3/8" UNC x .500" UHL With 3/8" Socket Head (AR642-0500)

ARP
Original price $21.27 - Original price $21.27
Original price
$21.27
$21.27 - $21.27
Current price $21.27

3/8" UNC x .500" UHL With 3/8" Socket Head Part Number : AR642-0500 Now you can use premium quality ARP stainless steel or chrome moly...

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Original price $21.27 - Original price $21.27
Original price
$21.27
$21.27 - $21.27
Current price $21.27

5-Pack Bolt Kit, 12-Point Head Black Oxide 5/16" UNC x 3.000" UHL With 3/8" Socket Head (AR641-3000)

ARP
Original price $38.87 - Original price $38.87
Original price
$38.87
$38.87 - $38.87
Current price $38.87

5/16" UNC x 3.000" UHL With 3/8" Socket Head Part Number : AR641-3000 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $38.87 - Original price $38.87
Original price
$38.87
$38.87 - $38.87
Current price $38.87

5-Pack Bolt Kit, 12-Point Head Black Oxide 3/8" UNC x 2.750" UHL With 3/8" Socket Head (AR642-2750)

ARP
Original price $40.83 - Original price $40.83
Original price
$40.83
$40.83 - $40.83
Current price $40.83

3/8" UNC x 2.750" UHL With 3/8" Socket Head Part Number : AR642-2750 Now you can use premium quality ARP stainless steel or chrome mol...

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Original price $40.83 - Original price $40.83
Original price
$40.83
$40.83 - $40.83
Current price $40.83

5-Pack Bolt Kit, 12-Point Head Black Oxide 5/16" UNC x 3.500" UHL With 3/8" Socket Head (AR641-3500)

ARP
Original price $40.36 - Original price $40.36
Original price
$40.36
$40.36 - $40.36
Current price $40.36

5/16" UNC x 3.500" UHL With 3/8" Socket Head Part Number : AR641-3500 To compliment ARP "bulk" 5-pack chrome moly and stainless steel ...

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Original price $40.36 - Original price $40.36
Original price
$40.36
$40.36 - $40.36
Current price $40.36

Intake Manifold Bolt Kit Hex Head, S/S SB Ford 351 Windsor With Edelbrock RPM Air Gap (AR454-2005)

ARP
Original price $122.82 - Original price $122.82
Original price
$122.82
$122.82 - $122.82
Current price $122.82

fits SB Ford 351 Windsor With Edelbrock RPM Air Gap Part Number : AR454-2005 Prevent intake manifold leaks with ARP's quality fasten...

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Original price $122.82 - Original price $122.82
Original price
$122.82
$122.82 - $122.82
Current price $122.82

5-Pack Bolt Kit, 12-Point Head S/S 3/8" UNF x 3.500" UHL With 3/8" Socket Head (AR713-3500)

ARP
Original price $61.41 - Original price $61.41
Original price
$61.41
$61.41 - $61.41
Current price $61.41

3/8" UNF x 3.500" UHL With 3/8" Socket Head Part Number : AR713-3500 Now you can use premium quality ARP stainless steel or chrome mol...

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Original price $61.41 - Original price $61.41
Original price
$61.41
$61.41 - $61.41
Current price $61.41

5-Pack Bolt Kit, 12-Point Head S/S 3/8" UNF x 3.250" UHL With 3/8" Socket Head (AR713-3250)

ARP
Original price $59.57 - Original price $59.57
Original price
$59.57
$59.57 - $59.57
Current price $59.57

3/8" UNF x 3.250" UHL With 3/8" Socket Head Part Number : AR713-3250 To compliment ARP "bulk" 5-pack chrome moly and stainless steel f...

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Original price $59.57 - Original price $59.57
Original price
$59.57
$59.57 - $59.57
Current price $59.57

5/16" ID Washers with Chamfer .812" OD, .120" thick, 2 pack (AR200-8583)

ARP
Original price $8.97 - Original price $8.97
Original price
$8.97
$8.97 - $8.97
Current price $8.97

.812" OD, .120" thick, 2 pack Part Number : AR200-8583 A true high performance washer from ARP, available in a variety of sizes and th...

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Original price $8.97 - Original price $8.97
Original price
$8.97
$8.97 - $8.97
Current price $8.97

5-Pack Bolt Kit, 12-Point Head Black Oxide 3/8" UNF x 4.500" UHL With 3/8" Socket Head (AR742-4500)

ARP
Original price $41.29 - Original price $41.29
Original price
$41.29
$41.29 - $41.29
Current price $41.29

3/8" UNF x 4.500" UHL With 3/8" Socket Head Part Number : AR742-4500 Now you can use premium quality ARP stainless steel or chrome mol...

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Original price $41.29 - Original price $41.29
Original price
$41.29
$41.29 - $41.29
Current price $41.29

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.