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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.

Intake Manifold Bolt Kit, Hex Head S/S GM LS1, LS4, LS6, 4.8L-RL4, 5.3L-LM7, 6.0L-LQ4 (AR430-2001)

ARP
Original price $115.46 - Original price $115.46
Original price
$115.46
$115.46 - $115.46
Current price $115.46

fits GM LS1, LS4, LS6, 4.8L-RL4, 5.3L-LM7, 6.0L-LQ4 Part Number : AR430-2001 Prevent Intake Manifold Leaks With Arp's Quality Fateners...

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Original price $115.46 - Original price $115.46
Original price
$115.46
$115.46 - $115.46
Current price $115.46

5-Pack Bolt Kit, Hex Head S/S 5/16" UNC x 1.500" UHL With 3/8" Socket (AR622-1500)

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 1.500" UHL With 3/8" Socket Part Number : AR622-1500 Now you can use premium quality ARP stainless steel or chrome moly fa...

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

Head Stud Kit, 12-Point Nut BB Chev 396-454 With Aluminium Factory Heads & Early Bowtie (AR235-4201)

ARP
Original price $572.36 - Original price $572.36
Original price
$572.36
$572.36 - $572.36
Current price $572.36

fits BB Chev 396-454 With Aluminium Factory Heads & Early Bowtie Part Number : AR235-4201 It is for good reason that virtually eve...

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Original price $572.36 - Original price $572.36
Original price
$572.36
$572.36 - $572.36
Current price $572.36

Head Stud Kit, Hex Nut BB Chev 454-502 With Iron & Aluminium Heads (AR235-4113)

ARP
Original price $482.43 - Original price $482.43
Original price
$482.43
$482.43 - $482.43
Current price $482.43

fits BB Chev 454-502 With Iron & Aluminium Heads Part Number : AR235-4113 BB Chev Head Application 454-502 Cast Iron OEM Mark V ...

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Original price $482.43 - Original price $482.43
Original price
$482.43
$482.43 - $482.43
Current price $482.43

5-Pack Bolt Kit, Hex Head S/S 5/16" UNC x 1.000" UHL With 3/8" Socket (AR622-1000)

ARP
Original price $28.41 - Original price $28.41
Original price
$28.41
$28.41 - $28.41
Current price $28.41

5/16" UNC x 1.000" UHL With 3/8" Socket Part Number : AR622-1000 Now you can use premium quality ARP stainless steel or chrome...

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Original price $28.41 - Original price $28.41
Original price
$28.41
$28.41 - $28.41
Current price $28.41

Head Stud Kit, Hex Nut BB Chev With Iron & Aluminium Heads (AR235-4103)

ARP
Original price $510.48 - Original price $510.48
Original price
$510.48
$510.48 - $510.48
Current price $510.48

fits BB Chev With Iron & Aluminium Heads Part Number : AR235-4103 BB Chev Head Application Late Bowtie Dart Merlin Iron & Al...

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Original price $510.48 - Original price $510.48
Original price
$510.48
$510.48 - $510.48
Current price $510.48

Head Stud Kit, Hex Nut BB Chev 396-454 Cast Iron OEM, Mark IV With World Product Merlin Heads (AR235-4016)

ARP
Original price $481.39 - Original price $481.39
Original price
$481.39
$481.39 - $481.39
Current price $481.39

fits BB Chev 396-454 Cast Iron OEM, Mark IV With World Product Merlin Heads Part Number : AR235-4016 It Is For Good Reason That Virtua...

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Original price $481.39 - Original price $481.39
Original price
$481.39
$481.39 - $481.39
Current price $481.39

Oil Pan Bolt Kit, Hex Head Black Oxide BB Chev With Standard 2-Piece Style Gasket (AR235-1802)

ARP
Original price $81.08 - Original price $81.08
Original price
$81.08
$81.08 - $81.08
Current price $81.08

fits BB Chev With Standard 2-Piece Style Gasket Part Number : AR235-1802 The engineers at ARP spent quite a bit of time developing the...

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Original price $81.08 - Original price $81.08
Original price
$81.08
$81.08 - $81.08
Current price $81.08

5-Pack Bolt Kit, Hex Head S/S 1/4" UNC x 2.750" UHL With 5/16" Socket Head (AR621-2750)

ARP
Original price $39.79 - Original price $39.79
Original price
$39.79
$39.79 - $39.79
Current price $39.79

1/4" UNC x 2.750" UHL With 5/16" Socket Head Part Number : AR621-2750 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $39.79 - Original price $39.79
Original price
$39.79
$39.79 - $39.79
Current price $39.79

Rocker Arm Stud Kit Pro Series 3/8" fits SB Chev, Ford & Holden (AR234-7201)

ARP
Original price $212.52 - Original price $212.52
Original price
$212.52
$212.52 - $212.52
Current price $212.52

3/8" fits SB Chev, Ford & Holden Part Number : AR234-7201 B= 1.750"C= .700"D= .800"E= 3/8-24F= 7/16-14

Original price $212.52 - Original price $212.52
Original price
$212.52
$212.52 - $212.52
Current price $212.52

5-Pack Bolt Kit, Hex Head S/S 1/4" UNC x 1.500" UHL With 5/16" Socket Head (AR621-1500)

ARP
Original price $35.88 - Original price $35.88
Original price
$35.88
$35.88 - $35.88
Current price $35.88

1/4" UNC x 1.500" UHL With 5/16" Socket Head Part Number : AR621-1500 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $35.88 - Original price $35.88
Original price
$35.88
$35.88 - $35.88
Current price $35.88

5-Pack Bolt Kit, Hex Head S/S 1/4" UNC x 1.000" UHL With 5/16" Socket Head (AR621-1000)

ARP
Original price $26.91 - Original price $26.91
Original price
$26.91
$26.91 - $26.91
Current price $26.91

1/4" UNC x 1.000" UHL With 5/16" Socket Head Part Number : AR621-1000 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $26.91 - Original price $26.91
Original price
$26.91
$26.91 - $26.91
Current price $26.91

12-Point Nut, Polished S/S 1/4" UNC Thread, 5/16" Socket (2-Pack) (AR401-8320)

ARP
Original price $14.38 - Original price $14.38
Original price
$14.38
$14.38 - $14.38
Current price $14.38

1/4" UNC Thread, 5/16" Socket (2-Pack) Part Number : AR401-8320 Available in a variety of sizes to suit your needs, all ARP 12-point n...

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Original price $14.38 - Original price $14.38
Original price
$14.38
$14.38 - $14.38
Current price $14.38

Head Stud Kit, 12-Point Nut SB Chev With 23° Heads (Under Cut) (AR234-4601)

ARP
Original price $578.79 - Original price $578.79
Original price
$578.79
$578.79 - $578.79
Current price $578.79

fits SB Chev With 23° Heads (Under Cut) Part Number : AR234-4601 Engine Application: 23° OEM cast iron and aluminium Chevrolet Gen I...

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Original price $578.79 - Original price $578.79
Original price
$578.79
$578.79 - $578.79
Current price $578.79

Head Stud Kit, 12-Point Dart LS Next Iron Block Only With 15-Bolt Head (AR234-4340)

ARP
Original price $755.32 - Original price $755.32
Original price
$755.32
$755.32 - $755.32
Current price $755.32

fits Dart LS Next Iron Block Only With 15-Bolt Head Part Number : AR234-4340 It is for good reason that virtually every top profession...

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Original price $755.32 - Original price $755.32
Original price
$755.32
$755.32 - $755.32
Current price $755.32

Thread Chaser Cleaning Taps M10 x 2.00, fits GM LS Series Main Bolt Threads (Not Designed To Cut Thread) (AR912-0014)

ARP
Original price $71.53 - Original price $71.53
Original price
$71.53
$71.53 - $71.53
Current price $71.53

M10 x 2.00, fits GM LS Series Main Bolt Threads (Not Designed To Cut Thread) Part Number : AR912-0014 ARP's handy thread cleaning chas...

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Original price $71.53 - Original price $71.53
Original price
$71.53
$71.53 - $71.53
Current price $71.53

Head Stud Kit, 12-Point Nuts Nissan CA16DE/DET 1.6L & CA18DE/DET 1.8L, Under Cut Studs (AR202-4702)

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

fits Nissan CA16DE/DET 1.6L & CA18DE/DET 1.8L, Under Cut Studs Part Number : AR202-4702 It is for good reason that virtually every...

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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, 12-Point Head S/S 5/16" UNC x 5.000" UHL With 3/8" Socket Head (AR612-5000)

ARP
Original price $62.67 - Original price $62.67
Original price
$62.67
$62.67 - $62.67
Current price $62.67

5/16" UNC x 5.000" UHL With 3/8" Socket Head Part Number : AR612-5000 To compliment ARP "bulk" 5-pack chrome moly and stainless steel ...

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Original price $62.67 - Original price $62.67
Original price
$62.67
$62.67 - $62.67
Current price $62.67

5-Pack Bolt Kit, 12-Point Head S/S 1/4" UNC x 1.250" UHL With 5/16" Socket Head (AR611-1250)

ARP
Original price $27.48 - Original price $27.48
Original price
$27.48
$27.48 - $27.48
Current price $27.48

1/4" UNC x 1.250" UHL With 5/16" Socket Head Part Number : AR611-1250 To compliment ARP "bulk" 5-pack chrome moly and stainless steel ...

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Original price $27.48 - Original price $27.48
Original price
$27.48
$27.48 - $27.48
Current price $27.48

Flywheel Bolts Nissan SR20DE/DET, M10 x 1.0 x .925" UHL (AR102-2803)

ARP
Original price $108.56 - Original price $108.56
Original price
$108.56
$108.56 - $108.56
Current price $108.56

fits Nissan SR20DE/DET, M10 x 1.0 x .925" UHL Part Number : AR102-2803 FLYWHEEL BOLTS Flywheel and Flexplate bolts play an important ...

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Original price $108.56 - Original price $108.56
Original price
$108.56
$108.56 - $108.56
Current price $108.56

5-Pack Bolt Kit, 12-Point Head Black Oxide 1/4" UNC x 3.750" UHL With 5/16" Socket Head (AR640-3750)

ARP
Original price $34.16 - Original price $34.16
Original price
$34.16
$34.16 - $34.16
Current price $34.16

1/4" UNC x 3.750" UHL With 5/16" Socket Head Part Number : AR640-3750 To compliment ARP "bulk" 5-pack chrome moly and stainless steel ...

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Original price $34.16 - Original price $34.16
Original price
$34.16
$34.16 - $34.16
Current price $34.16

Single Head / Main Stud 10mm X 1.5 Thread X 4.500" OAL (10mm X 1.25 Nut Side) (ARAM4.500-1UB)

ARP
Original price $22.77 - Original price $22.77
Original price
$22.77
$22.77 - $22.77
Current price $22.77

10mm X 1.5 Thread X 4.500" OAL (10mm X 1.25 Nut Side) Part Number : ARAM4.500-1UB It is for good reason that virtually every top profe...

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Original price $22.77 - Original price $22.77
Original price
$22.77
$22.77 - $22.77
Current price $22.77

Single Head / Main Stud 10mm X 1.5 Thread X 3.350" OAL (10mm X 1.25 Nut Side) (ARAM3.350-1LB)

ARP
Original price $14.15 - Original price $14.15
Original price
$14.15
$14.15 - $14.15
Current price $14.15

10mm X 1.5 Thread X 3.350" OAL (10mm X 1.25 Nut Side) Part Number : ARAM3.350-1LB It is for good reason that virtually every top profe...

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Original price $14.15 - Original price $14.15
Original price
$14.15
$14.15 - $14.15
Current price $14.15

5-Pack Bolt Kit, 12-Point S/S M10 x 1.25 Thread x 25mm UHL With 12mm Socket Head (AR773-1002)

ARP
Original price $64.75 - Original price $64.75
Original price
$64.75
$64.75 - $64.75
Current price $64.75

M10 x 1.25 Thread x 25mm UHL With 12mm Socket Head Part Number : AR773-1002 Now you can use premium quality ARP stainless steel or chr...

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Original price $64.75 - Original price $64.75
Original price
$64.75
$64.75 - $64.75
Current price $64.75

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.