ARP Parts and Accessories

Nut, 12-Point, Custom 450, Black Oxide, 5/16 in.-24 RH Thread, Each

Part Number: ARP-300-8301

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 7/28/2025

Washers, Special Purpose, 0.550 in. O.D., 0.250 in. I.D., 0.075 in. Thick, Chamfer Type, Stainless Steel, Hardened, Polished, Set of 10

Part Number: ARP-400-8525

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Nuts, 12-Point, Custom 450, Black Oxide, 10mm x 1.5 RH Thread, Pair

Part Number: ARP-300-8355

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 1/4 in.-28 RH Thread, 0.750 in. UHL, Set of 5

Part Number: ARP-740-0750

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Nuts, 12-Point, Stainless Steel, Polished, 3/8-16 in. Thread, Pair

Part Number: ARP-401-8321

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 7/28/2025

Washer, Flat, Chromoly, Black Oxide, .437 in. I.D., 0.875 in. O.D., .120 in. Thick, Set of 10

Part Number: ARP-200-8747

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Nut, 12-Point, Reduced Wrenching, Self Locking, Carbon Steel, Cadmium/Chromate, 3/8 in.-24 Thread, Each

Part Number: ARP-200-8204

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Washers, Chromoly, Black Oxide, .375 in. I.D., .675 in. O.D., .120 in. Thick, Set of 10

Part Number: ARP-200-8556

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Hex Head, Nylon Insert, Stainless Steel, Polished, 3/8 in.-24 RH Thread, Set of 5

Part Number: ARP-400-8764

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Nyloc Hex Head, Stainless Steel, Polished, 1/4 in.-20 RH Thread, Set of 5

Part Number: ARP-400-8661

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

Assembly Lubricant, for Engine Assembly and Fastener Installation, Ultra Torque, 1 oz., Each

Part Number: ARP-100-9913

5.0 out of 5 stars ( 6 )

Cannot be shipped Internationally

• Restricted

Air Cleaner Stud/Nut, Stainless Steel, 5/16 in.-18 Thread, 3.2 in. Length, Each

Part Number: ARP-400-0303

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 7/28/2025

Nuts, 12-Point, Stainless Steel, Polished, 5/16-18 in. Thread, Pair

Part Number: ARP-401-8323

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Hex Head, Nylon Insert, Stainless Steel, Polished, 7/16 in.-20 RH Thread, Set of 5

Part Number: ARP-400-8766

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Washer, Flat, Chamfer, Stainless Steel, Polished, 0.090 in. Thick, 0.472 in. I.D., 0.875 in. O.D., Each

Part Number: ARP-400-8428

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Oil Pump Fasteners, Bolts, Pump to Pickup, Hex Head, Chromoly, Black Oxide, Ford, V8, Kit

Part Number: ARP-154-7005

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 7/28/2025

Washers, Steel, Black Oxide, .313 in. I.D., .550 in. O.D., .120 in. Thick, Set of 10

Part Number: ARP-200-8584

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 7/28/2025

Rocker Arm Studs, High Performance, 3/8-24 in. Thread, 1.75 in. Effective Stud Length, Chevy, Small Block, Pair

Part Number: ARP-134-7121

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 7/28/2025

Bolts, 12-Point Head, Custom 450, Black Oxide, 5/16 in.-18 RH Thread, 0.560 in. UHL, Set of 5

Part Number: ARP-641-0560

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Nyloc Hex Head, Stainless Steel, Polished, 3/8 in.-16 RH Thread, Set of 5

Part Number: ARP-400-8664

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/28/2025

Nut, 12-Point, Custom 450, Black Oxide, 3/8 in.-24 RH Thread, Each

Part Number: ARP-300-8302

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 7/28/2025

Washers, Chromoly, Black Oxide, .438 in. I.D., .750 in. O.D., .120 in. Thick, Set of 10

Part Number: ARP-200-8558

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Cam Bolt, High Performance, Chromoly, Black Oxide, 3/8 in.-16 Thread, 1.580 in. UHL, Ford, Small Block, Big Block, Each

Part Number: ARP-155-1001

3.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 7/28/2025

Washers, Flat, Chromoly, Black Oxide, .394 in. I.D., .750 in. O.D., Sold as a set of 10

Part Number: ARP-200-8689

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Stainless Steel, Polished, 12-Point, 1/4 in.-20 RH, Each

Part Number: ARP-401-8300

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025