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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.

Flexplate Bolt Kit LS Series With TH700R4 & TH350/400 With Adapter Plate (AR244-2902)

ARP
Original price $61.87 - Original price $61.87
Original price
$61.87
$61.87 - $61.87
Current price $61.87

fits LS Series With TH700R4 & TH350/400 With Adapter Plate Part Number : AR244-2902 Flywheel and Flexplate bolts play an import...

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Original price $61.87 - Original price $61.87
Original price
$61.87
$61.87 - $61.87
Current price $61.87

Torque Converter Bolt Kit GM TH350, TH400 & Powerglide With Most Aftermarket Converter, 7/16-20 Thread x .750" UHL (AR230-7302)

ARP
Original price $26.68 - Original price $26.68
Original price
$26.68
$26.68 - $26.68
Current price $26.68

fits GM TH350, TH400 & Powerglide With Most Aftermarket Converter, 7/16-20 Thread x .750" UHL Part Number : AR230-7302 You can ...

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Original price $26.68 - Original price $26.68
Original price
$26.68
$26.68 - $26.68
Current price $26.68

12-Point Nut, Chrome Moly Black Oxide 1/2" UNF Thread, 5/8" Socket (2-Pack) (AR300-8326)

ARP
Original price $15.98 - Original price $15.98
Original price
$15.98
$15.98 - $15.98
Current price $15.98

1/2" UNF Thread, 5/8" Socket (2-Pack) Part Number : AR300-8326 1= 1/2"-202= .530"3= .873"4= 5/8"

Original price $15.98 - Original price $15.98
Original price
$15.98
$15.98 - $15.98
Current price $15.98

5-Pack Bolt Kit, 12-Point Head Black Oxide 3/8" UNC x 1.250" UHL With 3/8" Socket Head (AR642-1250)

ARP
Original price $26.57 - Original price $26.57
Original price
$26.57
$26.57 - $26.57
Current price $26.57

3/8" UNC x 1.250" UHL With 3/8" Socket Head Part Number : AR642-1250 Now you can use premium quality ARP stainless steel or chrome mo...

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Original price $26.57 - Original price $26.57
Original price
$26.57
$26.57 - $26.57
Current price $26.57

Rocker Arm Stud Kit 3/8" fits SB Ford (AR134-7104)

ARP
Original price $152.95 - Original price $152.95
Original price
$152.95
$152.95 - $152.95
Current price $152.95

3/8" fits SB Ford Part Number : AR134-7104 B= 1.895"C= .710"D= 1.000"E= 3/8-12F= 7/16-14

Original price $152.95 - Original price $152.95
Original price
$152.95
$152.95 - $152.95
Current price $152.95

Flexplate Bolt Kit Chev LS Series M11 x 1.5 x .880" UHL (AR244-2901)

ARP
Original price $57.84 - Original price $57.84
Original price
$57.84
$57.84 - $57.84
Current price $57.84

fits Chev LS Series M11 x 1.5 x .880" UHL Part Number : AR244-2901 Flywheel and Flexplate bolts play an important role in the perfo...

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Original price $57.84 - Original price $57.84
Original price
$57.84
$57.84 - $57.84
Current price $57.84

12-Point Nut, Chrome Moly Black Oxide 3/8" UNF Thread, 7/16" Socket (10-Pack) (AR300-8332)

ARP
Original price $3,008,332.00 - Original price $3,008,332.00
Original price
$3,008,332.00
$3,008,332.00 - $3,008,332.00
Current price $3,008,332.00

3/8" UNF Thread, 7/16" Socket (10-Pack) Part Number : AR300-8332 1= 3/8"-242= .390"3= .625"4= 7/16"

Original price $3,008,332.00 - Original price $3,008,332.00
Original price
$3,008,332.00
$3,008,332.00 - $3,008,332.00
Current price $3,008,332.00

Torque Converter Bolt Kit GM TH350, TH400 & Powerglide With Race Converter (AR230-7303)

ARP
Original price $31.74 - Original price $31.74
Original price
$31.74
$31.74 - $31.74
Current price $31.74

fits GM TH350, TH400 & Powerglide With Race Converter - Part Number : AR230-7303 You can forget about the problem of shearing a...

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Original price $31.74 - Original price $31.74
Original price
$31.74
$31.74 - $31.74
Current price $31.74

Head Stud Kit, 12-Point Nut Chev Gen III LS Series LSX (ARP2000) (AR234-4319)

ARP
Original price $1,340.32 - Original price $1,340.32
Original price
$1,340.32
$1,340.32 - $1,340.32
Current price $1,340.32

fits Chev Gen III LS Series LSX (ARP2000) Part Number : AR234-4319 It is for good reason that virtually every top professional engi...

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Original price $1,340.32 - Original price $1,340.32
Original price
$1,340.32
$1,340.32 - $1,340.32
Current price $1,340.32

Head Stud Kit, 12-Point Nuts Nissan RB26DETT GT-R (ARP2000) (AR202-4207)

ARP
Original price $753.14 - Original price $753.14
Original price
$753.14
$753.14 - $753.14
Current price $753.14

fits Nissan RB26DETT GT-R (ARP2000) Part Number : AR202-4207 It Is For Good Reason That Virtually Every Top Professional Engine Bui...

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Original price $753.14 - Original price $753.14
Original price
$753.14
$753.14 - $753.14
Current price $753.14

Head Stud Kit, 12-Point Nut Subaru BRZ & Toyota A86 2.0L (FA20) ARP2000 (AR260-4301)

ARP
Original price $567.52 - Original price $567.52
Original price
$567.52
$567.52 - $567.52
Current price $567.52

fits Subaru BRZ & Toyota A86 2.0L (FA20) ARP2000 Part Number : AR260-4301 It is for good reason that virtually every top profes...

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Original price $567.52 - Original price $567.52
Original price
$567.52
$567.52 - $567.52
Current price $567.52

Head Stud Kit, 12-Point Nut Subaru EJ20/25 Series DOHC ARP2000 (AR260-4701)

ARP
Original price $629.97 - Original price $629.97
Original price
$629.97
$629.97 - $629.97
Current price $629.97

fits Subaru EJ20/25 Series DOHC ARP2000 Part Number : AR260-4701 It Is For Good Reason That Virtually Every Top Professional Engine...

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Original price $629.97 - Original price $629.97
Original price
$629.97
$629.97 - $629.97
Current price $629.97

Conrod Bolt Set Nissan RB26DET & RB26DETT, 11/32" (ARP2000) (AR202-6007)

ARP
Original price $281.63 - Original price $281.63
Original price
$281.63
$281.63 - $281.63
Current price $281.63

fits Nissan RB26DET & RB26DETT, 11/32" (ARP2000) Part Number : AR202-6007 Because factory connecting rods (or aftermarket versi...

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Original price $281.63 - Original price $281.63
Original price
$281.63
$281.63 - $281.63
Current price $281.63

Head Stud Kit, 12-Point Nut Chev LT1 6.2L (2013-On) With 8mm Corner Bolts (ARP2000) (AR234-4343)

ARP
Original price $1,027.98 - Original price $1,027.98
Original price
$1,027.98
$1,027.98 - $1,027.98
Current price $1,027.98

fits Chev LT1 6.2L (2013-On) With 8mm Corner Bolts (ARP2000) Part Number : AR234-4343 It is for good reason that virtually every to...

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Original price $1,027.98 - Original price $1,027.98
Original price
$1,027.98
$1,027.98 - $1,027.98
Current price $1,027.98

Head Stud Kit, 12-Point Nut Chev LT1 6.2L (2013-On) Without 8mm Corner Bolts (ARP2000) (AR234-4342)

ARP
Original price $937.48 - Original price $937.48
Original price
$937.48
$937.48 - $937.48
Current price $937.48

fits Chev LT1 6.2L (2013-On) Without 8mm Corner Bolts (ARP2000) Part Number : AR234-4342 It is for good reason that virtually every...

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Original price $937.48 - Original price $937.48
Original price
$937.48
$937.48 - $937.48
Current price $937.48

Head Stud Kit, 12-Point Nut Nissan FJ20 (ARP2000) (AR9994220)

ARP
Original price $506.00 - Original price $506.00
Original price
$506.00
$506.00 - $506.00
Current price $506.00

fits Nissan FJ20 (ARP2000) Part Number : AR9994220 It is for good reason that virtually every top professional engine builder relie...

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Original price $506.00 - Original price $506.00
Original price
$506.00
$506.00 - $506.00
Current price $506.00

Conrod Bolt Set, Pro Series ARP2000 Subaru EJ25 DOHC Turbo (AR260-6302)

ARP
Original price $211.02 - Original price $211.02
Original price
$211.02
$211.02 - $211.02
Current price $211.02

fits Subaru EJ25 DOHC Turbo Part Number : AR260-6302 Because factory connecting rods (or aftermarket versions of OEM rods) are used...

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Original price $211.02 - Original price $211.02
Original price
$211.02
$211.02 - $211.02
Current price $211.02

Head Stud Kit, 12-Point Nut BB Chev 8.1L (496) 10mm (ARP2000) (AR235-4203)

ARP
Original price $1,027.63 - Original price $1,027.63
Original price
$1,027.63
$1,027.63 - $1,027.63
Current price $1,027.63

fits BB Chev 8.1L (496) 10mm (ARP2000) Part Number : AR235-4203 It is for good reason that virtually every top professional engine ...

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Original price $1,027.63 - Original price $1,027.63
Original price
$1,027.63
$1,027.63 - $1,027.63
Current price $1,027.63

Conrod Bolt Set SB Chev 305-307-327-350 L/J 3/8" Wave-Loc ARP2000 (AR234-6403)

ARP
Original price $329.93 - Original price $329.93
Original price
$329.93
$329.93 - $329.93
Current price $329.93

fits SB Chev 305-307-327-350 L/J 3/8" Wave-Loc ARP2000 Part Number : AR234-6403 Because factory connecting rods (or aftermarket ver...

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Original price $329.93 - Original price $329.93
Original price
$329.93
$329.93 - $329.93
Current price $329.93

Conrod Bolt Set Toyota 2.0L 4U-GSE 4cyl (ARP2000) (AR203-6302)

ARP
Original price $188.83 - Original price $188.83
Original price
$188.83
$188.83 - $188.83
Current price $188.83

fits Toyota 2.0L 4U-GSE 4cyl (ARP2000) Part Number : AR203-6302 Because factory connecting rods (or aftermarket versions of OEM rod...

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Original price $188.83 - Original price $188.83
Original price
$188.83
$188.83 - $188.83
Current price $188.83

Conrod Bolt Set Carillo & Ferrea Rods (2-Piece) ARP3.5 Material, 7/16" Thread x 1.750" UHL (AR300-6621)

ARP
Original price $272.67 - Original price $272.67
Original price
$272.67
$272.67 - $272.67
Current price $272.67

fits Carillo & Ferrea Rods (2-Piece) ARP3.5 Material, 7/16" Thread x 1.750" UHL Part Number : AR300-6621 CLEAROUT ITEM -...

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Original price $272.67 - Original price $272.67
Original price
$272.67
$272.67 - $272.67
Current price $272.67

Flexplate Bolt Kit, SB/BB Chev (With 2-Piece Main Seal), SB/BB Ford & Holden V8, 7/16" Thread x .680" UHL (AR200-2902)

ARP
Original price $48.19 - Original price $48.19
Original price
$48.19
$48.19 - $48.19
Current price $48.19

fits SB/BB Chev (With 2-Piece Main Seal), SB/BB Ford & Holden V8, 7/16" Thread x .680" UHL Part Number : AR200-2902 Arp Replace...

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Original price $48.19 - Original price $48.19
Original price
$48.19
$48.19 - $48.19
Current price $48.19

ARP Head Stud Kit, 12-Point Nut Suit BMW 2.5L (M50), 3.0L (S50US) & 3.2L (S52US) inline 6 (ARP2000) (AR201-4302)

ARP
Original price $471.04 - Original price $471.04
Original price
$471.04
$471.04 - $471.04
Current price $471.04

Suit BMW 2.5L (M50), 3.0L (S50US) & 3.2L (S52US) inline 6 (ARP2000) Part Number : AR201-4302 It is for good reason that virtual...

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Original price $471.04 - Original price $471.04
Original price
$471.04
$471.04 - $471.04
Current price $471.04

ARP Head Stud Kit, 12-Point Nut Suit Ford 2.5L (B5254) DOHC 5-cylinder - ARP2000 (AR251-4703)

ARP
Original price $649.52 - Original price $649.52
Original price
$649.52
$649.52 - $649.52
Current price $649.52

Suit Ford 2.5L (B5254) DOHC 5-cylinder - ARP2000 Part Number : AR251-4703 It Is For Good Reason That Virtually Every Top Profession...

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Original price $649.52 - Original price $649.52
Original price
$649.52
$649.52 - $649.52
Current price $649.52

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.