ARP Parts and Accessories

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 3/8 in.-16 RH Thread, 2.750 in. UHL, Set of 5

Part Number: ARP-644-2750

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

• Special Order

Header Bolts, 12-Point, 5/16 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 0.750 in. U.H.L., Set of 12

Part Number: ARP-100-1207

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 6, 2026 if ordered today

• Special Order

Bolts, Hex Head, Stainless 300, Polished, 7/16 in.-14 RH Thread, 2.250 in. UHL, Set of 5

Part Number: ARP-624-2250

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 2, 2026 if ordered today

• Special Order

Bolts, 8740 Chromoly, Black Oxide, Hex Head, 1/2-20 in. Thread, 1.75 in. Underhead Length, Set of 5

Part Number: ARP-716-1750

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, Flanged Hex Head, Stainless Steel, Polished, ARP Stainless 300 Grade, M8 x 1.25 Thread Size, 115.00mm Underhead Length, Set of 5

Part Number: ARP-761-1019

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, Stainless Steel 300, Polished, Hex Head, 12mm x 1.50 Thread, 35mm Underhead Length, Set of 5

Part Number: ARP-764-1003

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Bolts, 8740 Chromoly, Black Oxide, 12-Point Head, 12mm x 1.50 Thread, 30mm Underhead Length, Set of 5

Part Number: ARP-674-1002

Not Yet Reviewed

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Bolts, 12-Point Head, Custom 450, Black Oxide, 5/16 in.-18 RH Thread, 3.250 in. UHL, Set of 5

Part Number: ARP-641-3250

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Header Bolts, 12-Point, Stainless Steel, Polished, 3/8 in.-16, Oldsmobile, 330-455, Set of 14

Part Number: ARP-480-1201

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 7/16 in.-20 RH Thread, 5.000 in. UHL, Set of 5

Part Number: ARP-743-5000

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, Hex Head, Chromoly Steel, Black Oxide, 7/16 in.-14 RH Thread, 4.250 in. UHL, Set of 5

Part Number: ARP-655-4250

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Special Order

Bolts, 12-Point Head, Stainless 300, Polished, 7/16-20 in. RH Thread, 3.750 in. UHL, Set of 5

Part Number: ARP-714-3750

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Special Order

Bolts, 12-Point Head, Stainless 300, Polished, 7/16 in.-14 RH Thread, 3.250 in. UHL, Set of 5

Part Number: ARP-614-3250

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: ARP-652-3000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Rod Bolt Extensions, 3/8 in., Pair

Part Number: ARP-910-0003

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 3/8-24 in. RH Thread, 2.750 in. UHL, Set of 5

Part Number: ARP-742-2750

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, Hex Head, Chromoly Steel, Black Oxide, 7/16-20 in. RH Thread, 2.000 in. UHL, Set of 5

Part Number: ARP-753-2000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Bolts, Stainless Steel 300, Polished, 12-Point Head, 12mm x 1.75 Thread, 25mm Underhead Length, Set of 5

Part Number: ARP-775-1001

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

• Special Order

Header Bolts, 12-Point, 3/8 in. Wrench, Custom 450, Black Oxide, Chevy, Small Block, Drilled, Set of 12

Part Number: ARP-100-1203

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, 12-Point Head, Stainless 300, Polished, 1/4 in.-28 RH Thread, 1.750 in. UHL, Set of 5

Part Number: ARP-711-1750

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, Hex Head, Stainless 300, Polished, 7/16 in.-14 RH Thread, 1.750 in. UHL, Set of 5

Part Number: ARP-624-1750

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, Stainless Steel 300, Polished, 12-Point Head, 1/2-20 in. Thread, 3.75 in. Underhead Length, Set of 5

Part Number: ARP-755-3750

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 7/16 in.-14 RH Thread, 4.000 in. UHL, Set of 5

Part Number: ARP-645-4000

Not Yet Reviewed

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Bolts, Stainless Steel 300, Polished, Hex Head, 1/2-20 in. Thread, 1.50 in. Underhead Length, Set of 5

Part Number: ARP-745-1500

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bellhousing Bolts, Hex, Stainless Steel, Natural, Chrysler, Dodge, Plymouth, Big Block, Kit

Part Number: ARP-445-0903

Not Yet Reviewed

Estimated Ship Date: Tomorrow