Engine Blocks & Parts | Summit Racing

PRW Main Cap Stud Kits 1000311

Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 2-Bolt Mains, 5.9L, 12V, L6, Cummins, Diesel, Dodge, Kit

Part Number: PQX-1000311

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Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

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Summit Racing™ Extreme Duty Main Studs for 1989-1998 Dodge Cummins 5.9L 12V

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Edelbrock Main Cap Bolts 549302-1

BOLT MAIN CAP SIDE FOR RHS BL

Part Number: EDL-549302-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Edelbrock Main Cap Studs 549300-1

STUD MAIN CAP LONG FOR RHS BL

Part Number: EDL-549300-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Edelbrock Main Cap Washers 549304-1

WASHER FOR MAIN CAP STUDS RHS

Part Number: EDL-549304-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Edelbrock Main Cap Studs 549301-1

STUD MAIN CAP SHORT FOR RHS B

Part Number: EDL-549301-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

PRW Billet Steel Main Girdles 9046001

MAIN GIRDLE, BILLET STEEL, FORD 460, Does Not incl Studs or Fasteners

Part Number: PQX-9046001

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Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

PRW Main Girdle Stud Kits 1000203

CHEV 350 Stud Kit, Main Girdle, , Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000203

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Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

ARP Main Stud Kits 207-5403

ARP Main Stud Kits 207-5403

Main Studs, 4-Bolt Main, Mitsubishi, 2.0L, 4B11, Kit

Part Number: ARP-207-5403

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Milodon Main Stud Kits 81169

Main Studs, 4-Bolt, Ford, 351C, with Milodon Caps, Kit

Part Number: MIL-81169

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Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

Milodon Main Stud Kits 81205

Main Studs, 2-Bolt, Dodge, Plymouth, 426 Hemi, Kit

Part Number: MIL-81205

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Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

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: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Brian Tooley Racing Main Cap Fasteners BTR-CA625-MSK

Main Cap Fasteners Brian Tooley Racing Custom Age 625+ LS Main Stud Kit

Part Number: BTC-BTRCA625MSK

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Milodon Main Stud Kits 81125

Main Studs, 2-Bolt Main, Chevy, 350, 400, Kit

Part Number: MIL-81125

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Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

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Summit Racing™ Main Stud Kits SUM-910205

2.75 out of 5 stars ( 3 )

Estimated Ship Date: Today

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World Products Main Cap Fasteners 701416

Main Studs, 4-Bolt Main, Merlin IV, Billet Main Caps, Chevy, Big Block, Kit

Part Number: WRL-701416

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

PRW Main Cap Stud Kits 1035022

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 2-Bolt Main, Chevy, Small Block, Kit

Part Number: PQX-1035022

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Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

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Summit Racing™ Main Stud Kits SUM-910205

2.75 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81147

Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Holden, L6, Kit

Part Number: MIL-81147

Not Yet Reviewed

Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

Gator Fasteners Main Stud Kits MSK6265

Main Studs, 4-Bolt Main, Chevy, Diesel, 6.2/6.5L, Kit

Part Number: GFN-MSK6265

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

PRW Power Main Cap Fasteners 1000308

MAIN CAP STUD KIT, FORD Powerstroke, 6.4L, 2008-2010, Custom-4140 Alloy Steel, 200,000 PSI

Part Number: PQX-1000308

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Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

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Summit Racing™ Extreme Duty Main Studs SUM-910518

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Milodon Main Caps 11570

Main Caps, Angled Side Bolt, Ductile Iron, CNC Machined, Holden, V8, Kit

Part Number: MIL-11570

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Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

ARP Main Stud Kits 205-5401

Holden 308 V8 main stud kit

Part Number: ARP-205-5401

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Milodon Main Stud Kits 81135

Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit

Part Number: MIL-81135

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Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

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ARP High Performance Series Main Bolts 135-5201

4.25 out of 5 stars ( 6 )

Estimated Ship Date: Today

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ARP Main Stud Kits 184-5401

Main Studs, 2-Bolt Main, Oldsmobile, 350, Set

Part Number: ARP-184-5401

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Gator Fasteners Main Stud Kits MSK394BT

Main Studs, 2-Bolt Main, Cummins, 3.9L, Kit

Part Number: GFN-MSK394BT

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Gator Fasteners Main Stud Kits MSK60

Main Studs, 4-Bolt Main, Ford, Powerstroke, 6.0L, Kit

Part Number: GFN-MSK60

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Gator Fasteners Main Stud Kits MSK5912

Main Studs, 2-Bolt Main, Cummins, 5.9L, Kit

Part Number: GFN-MSK5912

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today