Engine Blocks & Parts | Summit Racing

PRW Main Cap Stud Kits 1000323

Main Studs, SCM-4140 Alloy Steel, 12-Point, 2-Bolt, Chevy, 6.6L, Duramax Diesel, LBZ/LMM, Kit

Part Number: PQX-1000323

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Summit Racing™ Extreme Duty Main Studs SUM-910523

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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

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Extreme Duty Main Studs SUM-910518

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PRW Main Cap Stud Kits for 1998-2008 RAM 2500, RAM 3500 - 1000313

Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 2-Bolt Mains, 5.9L, 24V, L6, Cummins, Diesel, Dodge, Kit

Part Number: PQX-1000313

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Extreme Duty Main Studs SUM-910513

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Estimated Ship Date: Tomorrow

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PRW Main Cap Stud Kits 1000321

Main Studs, SCM-4140 Alloy Steel, 12-Point, Chevy, 6.6L, Duramax Diesel, LB7, LLY, Kit

Part Number: PQX-1000321

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Extreme Duty Main Studs SUM-910522

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PRW Power Main Cap Girdles 9030201

MAIN GIRDLE, BILLET STEEL, FORD 289-302, Does Not incl Studs or Fasteners

Part Number: PQX-9030201

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

PRW Power Main Cap Girdles 9035001

MAIN GIRDLE, BILLET STEEL, CHEV 350, 2pc Rear Seal, Does Not incl Studs or Fasteners

Part Number: PQX-9035001

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

PRW Power Main Cap Girdles 9035101

MAIN GIRDLE, BILLET STEEL, FORD 351W, Does Not incl Studs or Fasteners

Part Number: PQX-9035101

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

PRW Power Main Cap Girdles 9040001

MAIN GIRDLE, BILLET STEEL, CHEV 400, Does Not incl Studs or Fasteners

Part Number: PQX-9040001

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

PRW Power Main Cap Girdles 9044800

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

Part Number: PQX-9044800

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

PRW Power Main Cap Girdles 9046001

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

Part Number: PQX-9046001

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today