ARP Parts and Accessories

Washers, Stainless Steel, Polished, .438 in. Inside Diameter, .813 in. Outside Diameter, .120 in. Thick, Set 10

Part Number: ARP-400-8539

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

Bolts, Hex Head, Chromoly Steel, Black Oxide, 8mm x 1.25 RH Thread, 35mm UHL, Set of 5

Part Number: ARP-661-1004

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 3/8 in.-16 RH Thread, 1.750 in. UHL, Set of 5

Part Number: ARP-644-1750

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Bolts, Hex Head, Custom 450, Black Oxide, 3/8 in.-16 RH Thread, 0.750 in. UHL, Set of 5

Part Number: ARP-652-0750

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 6mm x 1.00 RH Thread, 12mm UHL, Set of 5

Part Number: ARP-670-1016

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Custom 450, Black Oxide, 1/4 in.-20 RH Thread, 1.500 in. UHL, Set of 5

Part Number: ARP-640-1500

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 3/8 in.-24 RH Thread, 1.750 in. UHL, Set of 5

Part Number: ARP-742-1750

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Stainless 300, Polished, 1/4 in.-28 RH Thread, .515 in. UHL, Set of 5

Part Number: ARP-711-0515

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 3/8 in.-16 RH Thread, 1.000 in. UHL, Set of 5

Part Number: ARP-644-1000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Thermostat Housing Bolts, Polished Stainless, Hex, Ford, Windsor, Set

Part Number: ARP-450-7402

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/13/2025

Bolts, 8740 Chromoly, Black Oxide, 12-Point Head, 12mm x 1.75 Thread, 50mm Underhead Length, Set of 5

Part Number: ARP-675-1006

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

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 10/13/2025

Air Cleaner Stud/Nut, Stainless Steel, 1/4 in.-20 Thread, 3.2 in. Length, Each

Part Number: ARP-400-0306

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/13/2025

Washer, Stainless Steel, .438 in. I.D., .705 in. O.D., .090 in. Thick, Chamfered, Set of 10

Part Number: ARP-400-8790

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Bolts, Hex Head, Chromoly Steel, Black Oxide, 10mm x 1.25 RH Thread, 60mm UHL, Set of 5

Part Number: ARP-663-1008

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Carburetor Studs, Chromoly, Black, 5/16 in.-18, 5/16 in.-24 Thread Size, Designed for Moroso Dual Throttle Return Spring Bracket, Set of 4

Part Number: ARP-200-2421

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Stainless 300, Polished, 1/4 in.-20 RH Thread, 3.250 in. UHL, Set of 5

Part Number: ARP-611-3250

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Nuts, 12-Point, Steel, Black Oxide, 7/16 in.-14 RH Thread, Set of 10

Part Number: ARP-301-8346

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Custom 450, Black Oxide, 3/8 in.-16 RH Thread, 3.000 in. UHL, Set of 5

Part Number: ARP-642-3000

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Washer, Flat Washer, 0.400 in. Outer Diameter, 0.250 in. Inner Diameter, Chromoly, Black Oxide, Set of 10

Part Number: ARP-200-8440

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Bolts, 8740 Chromoly, Black Oxide, Hex Head, 12mm x 1.75 Thread, 30mm Underhead Length, Set of 5

Part Number: ARP-665-1002

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 3/8 in.-24 RH Thread, 0.500 in. UHL, Set of 5

Part Number: ARP-742-0500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 5/16 in.-24 RH Thread, 1.250 in. UHL, Set of 5

Part Number: ARP-741-1250

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/13/2025

Distributor Stud, Stainless Steel, Polished, 12-Point, Chevy, Small, Big Block, V8, 4.3L V6, Each

Part Number: ARP-430-1701

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

Bolts, 8740 Chromoly, Black Oxide, Hex Head, 12mm x 1.75 Thread, 35mm Underhead Length, Set of 5

Part Number: ARP-665-1003

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025