Skip to content

ARP

Back the early 1970s, racing enthusiast Gary Holzapfel saw that many of his friends’ broken engines were caused by fastener failure. At the time, there were no commercially available studs and bolts up to the challenge. So Holzapfel called upon his many years of fastener making experience for a leading aerospace subcontractor and founded ARP (Automotive Racing Products). ARP’s product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline and throughout the suspension and frame. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications.

Filters

$
$

1/2 Stud - 3.800 Long Broached

ARP
$9.99 - $9.99
$9.99
$9.99
$9.99 - $9.99
$9.99

Stud - 1/2-13 and 1/2-20 in Thread - 3.8 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$9.99 - $9.99
$9.99
$9.99
$9.99 - $9.99
$9.99

1/2 Stud - 3.620 Long Broached

ARP
$8.63 - $8.63
$8.63
$8.63
$8.63 - $8.63
$8.63

Stud - 1/2-13 and 1/2-20 in Thread - 3.62 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$8.63 - $8.63
$8.63
$8.63
$8.63 - $8.63
$8.63

1/2 Stud - 3.400 Long Broached

ARP
$15.49 - $15.49
$15.49
$15.49
$15.49 - $15.49
$15.49

Stud - 1/2-13 and 1/2-20 in Thread - 3.4 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$15.49 - $15.49
$15.49
$15.49
$15.49 - $15.49
$15.49

1/2 Stud - 3.250 Long Broached

ARP
$9.99 - $9.99
$9.99
$9.99
$9.99 - $9.99
$9.99

Stud - 1/2-13 and 1/2-20 in Thread - 3.25 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$9.99 - $9.99
$9.99
$9.99
$9.99 - $9.99
$9.99

1/2 Stud 3.000 Long - Broached

ARP
$8.41 - $8.41
$8.41
$8.41
$8.41 - $8.41
$8.41

Stud - 1/2-13 and 1/2-20 in Thread - 3 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$8.41 - $8.41
$8.41
$8.41
$8.41 - $8.41
$8.41

1/2 Stud - 2.750 Long Broached

ARP
$8.30 - $8.30
$8.30
$8.30
$8.30 - $8.30
$8.30

Stud - 1/2-13 and 1/2-20 in Thread - 2.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$8.30 - $8.30
$8.30
$8.30
$8.30 - $8.30
$8.30
Sold out

9/16 Stud - 7.000 Long Broached

ARP
$16.99 - $16.99
$16.99
$16.99
$16.99 - $16.99
$16.99

Stud - 9/16-12 and 9/16-18 in Thread - 7 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$16.99 - $16.99
$16.99
$16.99
$16.99 - $16.99
$16.99
Sold out

9/16 Stud - 6.500 Long Broached

ARP
$15.93 - $15.93
$15.93
$15.93
$15.93 - $15.93
$15.93

Stud - 9/16-12 and 9/16-18 in Thread - 6.5 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$15.93 - $15.93
$15.93
$15.93
$15.93 - $15.93
$15.93

9/16 Stud - 5.870 Long Broached

ARP
$12.99 - $12.99
$12.99
$12.99
$12.99 - $12.99
$12.99

Stud - 9/16-12 and 9/16-18 in Thread - 5.87 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$12.99 - $12.99
$12.99
$12.99
$12.99 - $12.99
$12.99

9/16 Stud - 5.250 Long Broached

ARP
$12.99 - $12.99
$12.99
$12.99
$12.99 - $12.99
$12.99

Stud - 9/16-12 and 9/16-18 in Thread - 5.25 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$12.99 - $12.99
$12.99
$12.99
$12.99 - $12.99
$12.99

9/16-12 Stud 4.750 OAL Broached

ARP
$12.68 - $12.68
$12.68
$12.68
$12.68 - $12.68
$12.68

Stud - 9/16-12 and 9/16-18 in Thread - 4.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$12.68 - $12.68
$12.68
$12.68
$12.68 - $12.68
$12.68

7/16 ID Washer .950 OD Non-Chamfered (20pk)

ARP
$51.99 - $51.99
$51.99
$51.99
$51.99 - $51.99
$51.99

Flat Washer - 0.438 in ID - 0.95 in OD - Steel - Black Oxide - Set of 20

$51.99 - $51.99
$51.99
$51.99
$51.99 - $51.99
$51.99

7/16 ID Washer .950 OD Non-Chamfered (1pk)

ARP
$1.99 - $1.99
$1.99
$1.99
$1.99 - $1.99
$1.99

Flat Washer - 0.438 in ID - 0.95 in OD - Steel - Black Oxide - Each

$1.99 - $1.99
$1.99
$1.99
$1.99 - $1.99
$1.99

7/16-20 12pt Nut 1pk

ARP
$4.99 - $4.99
$4.99
$4.99
$4.99 - $4.99
$4.99

Nut - 7/16-20 in Thread - 9/16 in 12 Point Head - Chromoly - Black Oxide - Each

$4.99 - $4.99
$4.99
$4.99
$4.99 - $4.99
$4.99

7/16 Neckdown Stud - 3/8-24

ARP
$18.30 - $18.30
$18.30
$18.30
$18.30 - $18.30
$18.30

Stud - Neckdown - 3/8-24 and 7/16-14 in Thread - 6 in Long - Chromoly - Black Oxide - Universal - Each

$18.30 - $18.30
$18.30
$18.30
$18.30 - $18.30
$18.30
Sold out

7/16 Neckdown Stud - 5.000 Long 3/8 Head

ARP
$19.32 - $19.32
$19.32
$19.32
$19.32 - $19.32
$19.32

Stud - Neckdown - 3/8-24 and 7/16-14 in Thread - 5 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$19.32 - $19.32
$19.32
$19.32
$19.32 - $19.32
$19.32
Sold out

7/16 Neckdown Stud - 5.000 Long 3/8 Head

ARP
$14.18 - $14.18
$14.18
$14.18
$14.18 - $14.18
$14.18

Stud - Neckdown - 7/16-14 and 3/8-24 in Thread - 5 in Long - Chromoly - Black Oxide - Universal - Each

$14.18 - $14.18
$14.18
$14.18
$14.18 - $14.18
$14.18

7/16 Neckdown Stud - 4.750 Long 3/8 Head

ARP
$13.52 - $13.52
$13.52
$13.52
$13.52 - $13.52
$13.52

Stud - 7/16-14 and 3/8-24 in Thread - 4.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$13.52 - $13.52
$13.52
$13.52
$13.52 - $13.52
$13.52

7/16 Neckdown Stud - 4.500 Long 3/8 Head

ARP
$12.89 - $12.89
$12.89
$12.89
$12.89 - $12.89
$12.89

Stud - Neckdown - 3/8-24 and 7/16-14 in Thread - 4.5 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$12.89 - $12.89
$12.89
$12.89
$12.89 - $12.89
$12.89

7/16 Neckdown Stud - 2.500 Long 3/8 Head

ARP
$15.85 - $15.85
$15.85
$15.85
$15.85 - $15.85
$15.85

Stud - 7/16-14 and 3/8-24 in Thread - 2.5 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$15.85 - $15.85
$15.85
$15.85
$15.85 - $15.85
$15.85

7/16 Neckdown Stud - 2.500 Long 3/8 Head

ARP
$4.39 - $4.39
$4.39
$4.49
$4.49 - $4.49
$4.49

Stud - Neckdown - 3/8-24 and 7/16-14 in Thread - 2.5 in Long - Chromoly - Black Oxide - Universal - Each

$4.39 - $4.39
$4.39
$4.49
$4.49 - $4.49
$4.49

7/16 Neckdown Stud - 2.250 Long 3/8 Head

ARP
$6.09 - $6.09
$6.09
$6.09
$6.09 - $6.09
$6.09

Stud - Neckdown - 3/8-24 and 7/16-14 in Thread - 2.25 in Long - Chromoly - Black Oxide - Universal - Each

$6.09 - $6.09
$6.09
$6.09
$6.09 - $6.09
$6.09

7/16 Stud - 7.350 Long Broached

ARP
$13.62 - $13.62
$13.62
$13.62
$13.62 - $13.62
$13.62

Stud - 7/16-14 and 7/16-20 in Thread - 7.35 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$13.62 - $13.62
$13.62
$13.62
$13.62 - $13.62
$13.62
Save 12% Save %

7/16 Stud - 7.250 Long Broached w/1.000 Thread

ARP
$8.29
$8.29 - $8.29
$8.29
$7.29
$7.29 - $7.29
$7.29

Stud - 7/16-14 and 7/16-20 in Thread - 7.25 in Long - Broached - Chromoly - Black Oxide - Universal - Each

$8.29
$8.29 - $8.29
$8.29
$7.29
$7.29 - $7.29
$7.29
Save 12% Save %