ARP Parts and Accessories

Nuts, 12-Point, Custom 450, Black Oxide, 12mm x 1.25 RH Thread, Pair

Part Number: ARP-300-8327

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

Distributor Stud, Stainless Steel, Polished, Hex, Chevy, Small, Big Block V8, 4.3L V6, Each

Part Number: ARP-430-1702

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Washers, Special Purpose, 0.55 in. O.D., 0.25 in. I.D., 0.075 in. Thick, Flat, Stainless Steel, Natural, Hardened, Set of 10

Part Number: ARP-400-8526

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

Nut, Hex, 180,000 psi Yield Strength, Flanged, Stainless Steel, Polished, 5/16-18 in. Thread Size, Each

Part Number: ARP-401-8304

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Stainless Steel, Polished, 12-Point, 3/8 in.-16 RH, Each

Part Number: ARP-401-8301

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 7/28/2025

Washers, Chromoly, Black Oxide, 0.438 in. I.D., 0.995 in. O.D., 0.120 in. Thick, Set of 10

Part Number: ARP-200-8748

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/28/2025

Washer, Chromoly, Black Oxide, .473 in. Inside Dia., .875 in. Outside Dia., .120 in. Thick, Each

Part Number: ARP-200-8500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Nuts, 12-Point, Stainless Steel, Polished, 1/2-13 in. Thread, Pair

Part Number: ARP-401-8322

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

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 7/28/2025

Bolts, Hex Head, Chromoly Steel, Black Oxide, 5/16 in.-24 RH Thread, 0.750 in. UHL, Set of 5

Part Number: ARP-751-0750

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

7/16 ID .705 OD black washer 10pk

Part Number: ARP-200-8790

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

Valve Cover Bolts, Chromoly, Black Oxide, Hex, 1/4 in.-20 Diameter, Stamped Steel Covers, Set of 8

Part Number: ARP-100-7505

3.9 out of 5 stars ( 10 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Hex Head, Flanged, Steel, Black Oxide, 5/16 in.-18 RH Thread, Set of 10

Part Number: ARP-301-8344

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Nyloc Hex Head, Stainless Steel, Polished, 5/16 in.-18 RH Thread, Set of 5

Part Number: ARP-400-8662

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Washers, Stainless Steel, Natural, .236 in. I.D., .890 in. O.D., Each

Part Number: ARP-400-8711

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Lower Pulley Bolts, Black Oxide 12-Point, Ford, 3/8"-16 Dia, 1.00" UHL, 3 Piece

Part Number: ARP-350-6801

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Cam Bolt, High Performance, Ford, 351C, 351M, 400, Each

Part Number: ARP-154-1002

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

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 7/28/2025

Bolts, Hex Head, Custom 450, Black Oxide, 1/4 in.-20 RH Thread, 1.250 in. UHL, Set of 5

Part Number: ARP-650-1250

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Rocker Arm Stud Kit, High Performance, Mark V, Pair

Part Number: ARP-135-7122

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Nuts, Hex Head, Nylon Insert, Stainless Steel, Polished, 5/16 in.-24 RH Thread, Set of 5

Part Number: ARP-400-8762

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Thermostat Housing Bolts, Black Oxide, 12-Point, Chevy, Set of 3

Part Number: ARP-130-7401

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/28/2025

3/8-24 SLEF LOCKING NUT

Part Number: ARP-400-8204

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

Distributor Stud, Steel, Black Oxide, Hex, Ford, Small, Big Block, Each

Part Number: ARP-150-1702

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

Thermostat Housing Bolts, Black Oxide, Hex, Chevy, Small Block, LS1/LS6, Kit

Part Number: ARP-134-7402

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025