Skip to content

Country

ARP

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

Special Purpose Washer

ARP

3/8" I.D, 3/4" O.D .120" Thick with No Chamfer, 10-Pack Part Number : AR200-8687 A true high performance washer from ARP, available in...

View full details
Original price $21.27 - Original price $21.27
Original price
$21.27
$21.27 - $21.27
Current price $21.27
Original price $23.92 - Original price $23.92
Original price
$23.92
$23.92 - $23.92
Current price $23.92

12-Point Nut, Chrome Moly Black Oxide

ARP

12mm X 1.25 Thread, 14mm Socket (2 Pack) Part Number : AR300-8327 1= 12mm X 1.252= 12.8(.504")3= 20.9(.823")4= 14mm

Original price $23.92 - Original price $23.92
Original price
$23.92
$23.92 - $23.92
Current price $23.92
Original price $535.67 - Original price $535.67
Original price
$535.67
$535.67 - $535.67
Current price $535.67

Perma Loc Posi Locks, 12-Point Black Oxide

ARP

fits Girdle With 7/16" Stud, 1.485" Length (16 Pack) Part Number : AR300-8248 A= 2.615"B= 1.485"C= .600"D= .750" Exclusive 12-point ...

View full details
Original price $535.67 - Original price $535.67
Original price
$535.67
$535.67 - $535.67
Current price $535.67
Original price $61.41 - Original price $61.41
Original price
$61.41
$61.41 - $61.41
Current price $61.41

Nascar Speed Nuts 5/8"-18 Thread Size (10 Pack)

ARP

Part Number : AR300-7801 Unquestionably The Strongest Wheel Stud Used In Nascar Today, Practically Every Driver's Reputation Rides On The Relia...

View full details
Original price $61.41 - Original price $61.41
Original price
$61.41
$61.41 - $61.41
Current price $61.41
Original price $1,088.13 - Original price $1,088.13
Original price
$1,088.13
$1,088.13 - $1,088.13
Current price $1,088.13

Main Bolt Kit, 2-Bolt Main Pro Series

ARP

fits Subaru EJ20,22,25 SOHC/DOHC Crankcase Through Bolt Kit Part Number : AR260-5401 Far superior to any other main bolt kit offered ...

View full details
Original price $1,088.13 - Original price $1,088.13
Original price
$1,088.13
$1,088.13 - $1,088.13
Current price $1,088.13
Original price $9.43 - Original price $9.43
Original price
$9.43
$9.43 - $9.43
Current price $9.43

Camshaft Bolt Kit, Pro Series

ARP

fits SB Ford 302-351 Windsor (1969-On) & BB Ford 429-460 3/8-16 x 1.580" UHL Part Number : AR255-1001 Install An Arp Cam Bolt Kit ...

View full details
Original price $9.43 - Original price $9.43
Original price
$9.43
$9.43 - $9.43
Current price $9.43
Original price $54.16 - Original price $54.16
Original price
$54.16
$54.16 - $54.16
Current price $54.16

5-Pack Bolt Kit, Hex Head S/S

ARP

3/8" UNC x 3.000" UHL With 3/8" Socket Part Number : AR623-3000 Now you can use premium quality ARP stainless steel or chrome moly fas...

View full details
Original price $54.16 - Original price $54.16
Original price
$54.16
$54.16 - $54.16
Current price $54.16
Original price $43.47 - Original price $43.47
Original price
$43.47
$43.47 - $43.47
Current price $43.47

Flywheel Bolt Kit

ARP

fits Chrysler SL6, 3.9L V6 & SB/BB 273-440 With 6-Bolt Crank 7/16-20 x .875" UHL Part Number : AR240-2801 Flywheel and Flexplate b...

View full details
Original price $43.47 - Original price $43.47
Original price
$43.47
$43.47 - $43.47
Current price $43.47
Original price $77.74 - Original price $77.74
Original price
$77.74
$77.74 - $77.74
Current price $77.74

Harmonic Balancer Bolt, 12-Point

ARP

fits Chrysler 318-440 With Thick Balancer & Viper V10, 3/4-16 Thread x 2.200" UHL, 1-1/16" Socket Part Number : AR240-2501 As the ...

View full details
Original price $77.74 - Original price $77.74
Original price
$77.74
$77.74 - $77.74
Current price $77.74
Original price $49.80 - Original price $49.80
Original price
$49.80
$49.80 - $49.80
Current price $49.80

5-Pack Bolt Kit, Hex Head S/S

ARP

3/8" UNC x 2.000" UHL With 3/8" Socket Part Number : AR623-2000 Now You Can Use Premium Quality Arp Stainless Steel Fasteners To Inst...

View full details
Original price $49.80 - Original price $49.80
Original price
$49.80
$49.80 - $49.80
Current price $49.80
Original price $47.84 - Original price $47.84
Original price
$47.84
$47.84 - $47.84
Current price $47.84

5-Pack Bolt Kit, Hex Head S/S

ARP

3/8" UNC x 1.750" UHL With 3/8" Socket Part Number : AR623-1750 Now you can use premium quality ARP stainless steel or chrome moly fas...

View full details
Original price $47.84 - Original price $47.84
Original price
$47.84
$47.84 - $47.84
Current price $47.84
Original price $44.62 - Original price $44.62
Original price
$44.62
$44.62 - $44.62
Current price $44.62

5-Pack Bolt Kit, Hex Head S/S

ARP

3/8" UNC x 1.500" UHL With 3/8" Socket Part Number : AR623-1500 Now you can use premium quality ARP stainless steel or chrome moly fas...

View full details
Original price $44.62 - Original price $44.62
Original price
$44.62
$44.62 - $44.62
Current price $44.62
Original price $33.12 - Original price $33.12
Original price
$33.12
$33.12 - $33.12
Current price $33.12

5-Pack Bolt Kit, Hex Head S/S

ARP

3/8" UNC x 1.250" UHL With 3/8" Socket Part Number : AR623-1250 Now you can use premium quality ARP stainless steel or chrome moly fas...

View full details
Original price $33.12 - Original price $33.12
Original price
$33.12
$33.12 - $33.12
Current price $33.12
Original price $31.51 - Original price $31.51
Original price
$31.51
$31.51 - $31.51
Current price $31.51

5-Pack Bolt Kit, Hex Head S/S

ARP

3/8" UNC x .750" UHL With 3/8" Socket Part Number : AR623-0750 Now you can use premium quality ARP stainless steel or chrome moly fast...

View full details
Original price $31.51 - Original price $31.51
Original price
$31.51
$31.51 - $31.51
Current price $31.51
Original price $557.18 - Original price $557.18
Original price
$557.18
$557.18 - $557.18
Current price $557.18

Head Stud Kit, 12-Point Nut

ARP

fits BB Chev 454-502 With Iron Or Aluminium Heads (Under Cut) Part Number : AR235-4713 BB Chev Head Application Cast IronOEM Mark V ...

View full details
Original price $557.18 - Original price $557.18
Original price
$557.18
$557.18 - $557.18
Current price $557.18
Original price $49.34 - Original price $49.34
Original price
$49.34
$49.34 - $49.34
Current price $49.34

5-Pack Bolt Kit, Hex Head S/S

ARP

5/16" UNC x 3.000" UHL With 3/8" Socket Part Number : AR622-3000 To compliment ARP "bulk" 5-pack chrome moly and stainless steel faste...

View full details
Original price $49.34 - Original price $49.34
Original price
$49.34
$49.34 - $49.34
Current price $49.34
Original price $610.19 - Original price $610.19
Original price
$610.19
$610.19 - $610.19
Current price $610.19

Head Stud Kit, 12-Point Nut

ARP

fits BB Chev With Iron Or Aluminium Heads Part Number : AR235-4317 BB Chev Head Application Late Bowtie World Products Merlin Iron...

View full details
Original price $610.19 - Original price $610.19
Original price
$610.19
$610.19 - $610.19
Current price $610.19
Original price $567.30 - Original price $567.30
Original price
$567.30
$567.30 - $567.30
Current price $567.30

Head Stud Kit, 12-Point Nut

ARP

fits BB Chev 454-502 With Iron Or Aluminium Heads Part Number : AR235-4313 BB Chev Head Application Cast IronOEM Mark V Or Mark VI C...

View full details
Original price $567.30 - Original price $567.30
Original price
$567.30
$567.30 - $567.30
Current price $567.30
Original price $43.93 - Original price $43.93
Original price
$43.93
$43.93 - $43.93
Current price $43.93

5-Pack Bolt Kit, Hex Head S/S

ARP

5/16" UNC x 2.000" UHL With 3/8" Socket Part Number : AR622-2000 Now you can use premium quality ARP stainless steel or chrome moly fa...

View full details
Original price $43.93 - Original price $43.93
Original price
$43.93
$43.93 - $43.93
Current price $43.93
Original price $591.10 - Original price $591.10
Original price
$591.10
$591.10 - $591.10
Current price $591.10

Head Stud Kit, 12-Point Nut

ARP

fits BB Chev With Iron & Aluminium Heads Part Number : AR235-4303 BB Chev Head Application Late Bowtie Dart Merlin Iron & Al...

View full details
Original price $591.10 - Original price $591.10
Original price
$591.10
$591.10 - $591.10
Current price $591.10
Original price $42.09 - Original price $42.09
Original price
$42.09
$42.09 - $42.09
Current price $42.09

5-Pack Bolt Kit, Hex Head S/S

ARP

5/16" UNC x 1.750" UHL With 3/8" Socket Part Number : AR622-1750 To compliment ARP "bulk" 5-pack chrome moly and stainless steel faste...

View full details
Original price $42.09 - Original price $42.09
Original price
$42.09
$42.09 - $42.09
Current price $42.09
Original price $115.46 - Original price $115.46
Original price
$115.46
$115.46 - $115.46
Current price $115.46

Intake Manifold Bolt Kit, Hex Head S/S

ARP

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...

View full details
Original price $115.46 - Original price $115.46
Original price
$115.46
$115.46 - $115.46
Current price $115.46
Original price $40.36 - Original price $40.36
Original price
$40.36
$40.36 - $40.36
Current price $40.36

5-Pack Bolt Kit, Hex Head S/S

ARP

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...

View full details
Original price $40.36 - Original price $40.36
Original price
$40.36
$40.36 - $40.36
Current price $40.36
Original price $572.36 - Original price $572.36
Original price
$572.36
$572.36 - $572.36
Current price $572.36

Head Stud Kit, 12-Point Nut

ARP

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

View full details
Original price $572.36 - Original price $572.36
Original price
$572.36
$572.36 - $572.36
Current price $572.36

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.