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ARP Automotive Racing Products

ARP Automotive Racing Products

ARP Automotive Racing Products

Browse ARP Automotive Racing Products 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.
$14.38 - $14.38
$14.38
$14.38 - $14.38
$14.38

Single Head / Main Stud

ARP

10mm X 1.5 Thread X 4.125" OAL (10mm X 1.25 Nut Side) Part Number : ARAM4.125-1LB It is for good reason that virtually every top profe...

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$14.38 - $14.38
$14.38
$14.38 - $14.38
$14.38
$14.49 - $14.49
$14.49
$14.49 - $14.49
$14.49

Single Head / Main Stud

ARP

1/2" Thread X 3.000" OAL Part Number : ARAR3.000-1LB It is for good reason that virtually every top professional engine builder rel...

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$14.49 - $14.49
$14.49
$14.49 - $14.49
$14.49
$15.30 - $15.30
$15.30
$15.30 - $15.30
$15.30

Single Head / Main Stud

ARP

1/2" Thread X 4.250" OAL Part Number : ARAR4.250-1LB It is for good reason that virtually every top professional engine bui...

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$15.30 - $15.30
$15.30
$15.30 - $15.30
$15.30
$22.77 - $22.77
$22.77
$22.77 - $22.77
$22.77

Single Head / Main Stud

ARP

1/2" Thread X 6.120" OAL Part Number : ARAR6.120-1LB It is for good reason that virtually every top professional engine bui...

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$22.77 - $22.77
$22.77
$22.77 - $22.77
$22.77
$15.53 - $15.53
$15.53
$15.53 - $15.53
$15.53

Single Head / Main Stud

ARP

7/16" Thread X 5.500" OAL Part Number : ARAP5.500-1LB It is for good reason that virtually every top professional engine bu...

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$15.53 - $15.53
$15.53
$15.53 - $15.53
$15.53
$14.03 - $14.03
$14.03
$14.03 - $14.03
$14.03

Single Head / Main Stud

ARP

7/16" Thread X 5.000" OAL Part Number : ARAP5.000-1LB It is for good reason that virtually every top professional engine bu...

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$14.03 - $14.03
$14.03
$14.03 - $14.03
$14.03
$13.45 - $13.45
$13.45
$13.45 - $13.45
$13.45

Single Head / Main Stud

ARP

7/16" Thread X 4.750" OAL Part Number : ARAP4.750-1LB It is for good reason that virtually every top professional engine bu...

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$13.45 - $13.45
$13.45
$13.45 - $13.45
$13.45
$15.30 - $15.30
$15.30
$15.30 - $15.30
$15.30

Single Head / Main Stud

ARP

1/2" Thread X 4.250" OAL Part Number : ARAR4.250-1LB It is for good reason that virtually every top professional engine bui...

View full details
$15.30 - $15.30
$15.30
$15.30 - $15.30
$15.30
$19.78 - $19.78
$19.78
$19.78 - $19.78
$19.78

Single Head / Main Stud

ARP

7/16" Thread X 6.000" OAL ( fits Merlin Head x2 Required Per Head) Part Number : ARAP6.000-1LB It is for good reason that v...

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$19.78 - $19.78
$19.78
$19.78 - $19.78
$19.78
$10.81 - $10.81
$10.81
$10.81 - $10.81
$10.81

Single Head / Main Stud

ARP

7/16" Thread X 3.000" OAL Part Number : ARAP3.000-1LB It is for good reason that virtually every top professional engine bu...

View full details
$10.81 - $10.81
$10.81
$10.81 - $10.81
$10.81
$13.00 - $13.00
$13.00
$13.00 - $13.00
$13.00

Single Head / Main Stud

ARP

7/16" Thread X 4.000" OAL Part Number : ARAP4.000-1LB It is for good reason that virtually every top professional engine bu...

View full details
$13.00 - $13.00
$13.00
$13.00 - $13.00
$13.00
$11.04 - $11.04
$11.04
$11.04 - $11.04
$11.04

Single Head / Main Stud

ARP

3/8" Thread X 3.000" OAL Part Number : ARAJ3.000-5B It is for good reason that virtually every top professional engine buil...

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$11.04 - $11.04
$11.04
$11.04 - $11.04
$11.04
$14.60 - $14.60
$14.60
$14.60 - $14.60
$14.60

Single Head / Main Stud

ARP

1/2" Thread X 4.060" OAL Part Number : ARAR4.060-1LB It is for good reason that virtually every top professional engine bui...

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$14.60 - $14.60
$14.60
$14.60 - $14.60
$14.60
$18.74 - $18.74
$18.74
$18.74 - $18.74
$18.74

Single Head / Main Stud

ARP

  1/2" Thread X 5.750" OAL Part Number : ARAR5.750-1LB It is for good reason that virtually every top professional engine b...

View full details
$18.74 - $18.74
$18.74
$18.74 - $18.74
$18.74
$15.41 - $15.41
$15.41
$15.41 - $15.41
$15.41

Single Head / Main Stud

ARP

1/2" Thread X 4.750" OAL Part Number : ARAR4.750-1LB It is for good reason that virtually every top professional engine bui...

View full details
$15.41 - $15.41
$15.41
$15.41 - $15.41
$15.41
$14.95 - $14.95
$14.95
$14.95 - $14.95
$14.95

Single Head / Main Stud

ARP

7/16" Thread X 5.250" OAL Part Number : ARAP5.250-1LB It is for good reason that virtually every top professional engine bu...

View full details
$14.95 - $14.95
$14.95
$14.95 - $14.95
$14.95
$10.58 - $10.58
$10.58
$10.58 - $10.58
$10.58

Single Head / Main Stud

ARP

7/16" Thread X 2.750" OAL Part Number : ARAP2.750-1LB It is for good reason that virtually every top professional engine bu...

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$10.58 - $10.58
$10.58
$10.58 - $10.58
$10.58
$10.00 - $10.00
$10.00
$10.00 - $10.00
$10.00

Single Head / Main Stud

ARP

3/8" Thread X 2.000" OAL Part Number : ARAJ2.000-5G It is for good reason that virtually every top professional engine buil...

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$10.00 - $10.00
$10.00
$10.00 - $10.00
$10.00
$11.15 - $11.15
$11.15
$11.15 - $11.15
$11.15

Single Head / Main Stud

ARP

7/16" Thread X 2.500" OAL (Short thread) Part Number : ARAP2.500-1SB It is for good reason that virtually every top profess...

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$11.15 - $11.15
$11.15
$11.15 - $11.15
$11.15
$10.24 - $10.24
$10.24
$10.24 - $10.24
$10.24

Single Head / Main Stud

ARP

7/16" Thread X 2.235" OAL Part Number : ARAP2.235-1SB It is for good reason that virtually every top professional engine bu...

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$10.24 - $10.24
$10.24
$10.24 - $10.24
$10.24
$11.50 - $11.50
$11.50
$11.50 - $11.50
$11.50

Single Head / Main Stud

ARP

7/16" Thread X 3.500" OAL Part Number : ARAP3.500-1LB It is for good reason that virtually every top professional engine bu...

View full details
$11.50 - $11.50
$11.50
$11.50 - $11.50
$11.50
$11.50 - $11.50
$11.50
$11.50 - $11.50
$11.50

Single Head / Main Stud

ARP

3/8" Thread X 3.250" OAL Part Number ; ARAJ3.250-1B It is for good reason that virtually every top professional engine buil...

View full details
$11.50 - $11.50
$11.50
$11.50 - $11.50
$11.50
$10.24 - $10.24
$10.24
$10.24 - $10.24
$10.24

Single Head / Main Stud

ARP

7/16" Thread X 2.235" OAL Part Number : ARAP2.235-1SB It is for good reason that virtually every top professional engine bu...

View full details
$10.24 - $10.24
$10.24
$10.24 - $10.24
$10.24
$13.11 - $13.11
$13.11
$13.11 - $13.11
$13.11

Single Head / Main Stud

ARP

7/16" Thread X 4.500" OAL Part Number : ARAP4.500-1LB   It is for good reason that virtually every top professional engine builder relies o...

View full details
$13.11 - $13.11
$13.11
$13.11 - $13.11
$13.11

Frequently Asked Questions

What products from ARP Automotive Racing Products are in this collection?
This collection groups ARP Automotive Racing Products 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 Automotive Racing Products a good choice for performance builds?
ARP Automotive Racing Products 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 Automotive Racing Products 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 Automotive Racing Products 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 Automotive Racing Products parts from 1320 Motorsports?
We focus on proven performance parts for real builds, so the aim is to help you choose the right ARP Automotive Racing Products product for your combination instead of piecing together a setup blind.