Engine Blocks & Accessories Engines & Components

ARP Main Stud Kits 202-5402

ARP Main Stud Kits 202-5402

Main Studs, 2-Bolt Main, for Nissan, SR20 DET L4, Kit

Part Number: ARP-202-5402

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Go Fast Bits Turbocharger Turbine Diverter Valves T9381

Diverter Valve, Integrated Solenoid

Part Number: GFS-T9381

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Moroso Offset Cylinder Head Dowels 37900

Cylinder Head Dowel Pins, Offset 0.030 in., Chevy Big Block, Chrysler Big Block, Set of 4

Part Number: MOR-37900

3.0 out of 5 stars ( 1 )

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ARP Main Stud Kits 247-5403

Main Studs, 2-Bolt Main, Dodge, Cummins, 5.9L, 24V, Kit

Part Number: ARP-247-5403

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PRW Billet Steel Main Caps 1738301

Main Caps, Billet Steel, 2-Bolt, Straight, Mopar, Set of 5

Part Number: PQX-1738301

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Callies Mopar Engine Blocks P5160210AA

Bare Blocks, Mopar Gen II Hemi Engine Block, Cast Iron, Aftermarket, Standard Deck, 4.245 in. Cylinder Bore, Chrysler, Dodge, Plymouth, 426 Hemi, Each

Part Number: CPI-P5160210AA

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PRW Billet Steel Main Girdles 9044800

MAIN GIRDLE, BILLET STEEL, FORD 390FE/448 Stroker, incl PRW fasteners & hardware

Part Number: PQX-9044800

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Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

ARP Main Stud Kits 154-5604

Main Studs, 4-Bolt Main, Ford, 351C, Kit

Part Number: ARP-154-5604

5.0 out of 5 stars ( 1 )

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Milodon Main Caps 11310

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Chrysler, Dodge, Plymouth, 360, Set

Part Number: MIL-11310

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Top Street Performance Main Cap Fasteners 734-131955

PRO SERIES MAIN STUD KIT - GM GEN III/IV LS, LSX, 12-PT

Part Number: TSN-734-131955

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Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

ARP Main Stud Kits 234-5606

Main Studs, 4-Bolt Main, with Windage Tray, Chevy, Small Block, 400, Kit

Part Number: ARP-234-5606

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PRW Billet Steel Main Girdles 9045401

Main Cap Girdle, 1045 Billet Steel, No Hardware, for Chevy Big Block 454, Each

Part Number: PQX-9045401

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Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

ARP Main Stud Kits 235-5601

Main Studs, 4-Bolt Main, Dart Big M Block, Chevy, 454, Kit

Part Number: ARP-235-5601

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PRW Billet Steel Main Girdles 9035000

Main Cap Girdle, 2-Piece Rear Seal, 1045 Billet Steel, with PRW Steel Studs, Spacers, and Nuts, Chevy, 5.7L/350 Only, Each

Part Number: PQX-9035000

1.0 out of 5 stars ( 1 )

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Edelbrock LS Bare Race Blocks 54903U

Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Each

Part Number: EDL-54903U

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Brian Tooley Racing Main Cap Fasteners BTR-LSMAINBOLTKIT

BTR STOCK REPLACEMENT LS MAIN BOLT KIT

Part Number: BTC-S0548

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

ARP Main Stud Kits 165-5402

Main Studs, Hex Nuts, Saturn, 1.9L, Kit

Part Number: ARP-165-5402

5.0 out of 5 stars ( 2 )

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Milodon Main Caps 11300

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Mopar, Small Block LA, 5.2/5.6L, Set

Part Number: MIL-11300

5.0 out of 5 stars ( 1 )

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Engine Works Small Block Rear Main Seal Adapters 350LRMSA

Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Kit

Part Number: EW1-350LRMSA

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World Products Merlin IV Engine Blocks 091111

Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.495 in. Bore, 2-Piece Seal, 10.200 in. Deck, Chevy, Big Block, Each

Part Number: WRL-091111

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Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Summit Racing™ 5.7L Hemi Gen III Engine Blocks SUM-150160

Engine Block, Cast Iron, 2-Bolt Mains, 3.927 in. Bore, Clearanced, 1-Piece Rear Seal, Dodge, RAM, Hemi, Gen III, Each

Part Number: SUM-150160

4.25 out of 5 stars ( 4 )

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Milodon Main Stud Kits 81186

Main Studs, 2-Bolt, Chrysler, 318-360 with Windage Tray, Kit

Part Number: MIL-81186

2.0 out of 5 stars ( 2 )

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Go Fast Bits DV Plus Diverter Valves with TMS Advantage T9354

Turbocharger Diverter Valve, DV Plus Diverter Valve with TMS Advantage, Ford, Volvo, Porsche, Borg-Warner Turbos, Each

Part Number: GFS-T9354

5.0 out of 5 stars ( 2 )

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Moroso Deck Plug Kits 37800

Deck Plug Kit, Steel, Black Oxide, 3/4 in. NPT, Chevy, Small Block/90 Degree V6, Set of 6

Part Number: MOR-37800

5.0 out of 5 stars ( 1 )

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Moroso Offset Cylinder Head Dowels 37920

Cylinder Head Dowels, Offset, .015 in. Chevy, Small Block, Chrysler, Small Block, Set of 4

Part Number: MOR-37920

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