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

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 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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Estimated Ship Date: Today

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PRW Billet Steel Main Girdles 9035001

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

Part Number: PQX-9035001

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

PRW Billet Steel Main Girdles 9035101

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

Part Number: PQX-9035101

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Crown Automotive Engine Expansion Plugs 5179593AA

Camshaft Plug, w/ 2.8L Diesel Engine; Camshaft Plug; , 2007-2018 JK Wrangler; 2008-2012 KK Liberty; 2005-2007 KJ Liberty;

Part Number: CWA-5179593AA

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Crown Automotive Engine Expansion Plugs 6034804AB

Freeze Plug for 1999-2012 Jeep TJ, WJ, WK, XK, KJ, & KK Models w/ Misc. Engines

Part Number: CWA-6034804AB

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Crown Automotive Engine Block Coolant Plugs J3172319

Crown Automotive Engine Block Coolant Plugs J3172319

Engine Expansion Plug, Steel, 0.875 in. Diameter, Jeep, 2.5L, 4.2L, Each

Part Number: CWA-J3172319

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81117

Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81117

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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ARP High Performance Series Main Bolts 134-5202

4.75 out of 5 stars ( 36 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81125

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

Part Number: MIL-81125

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 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 81138

Main Studs, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: MIL-81138

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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ARP High Performance Series Main Bolts 135-5002

5 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81215

Main Studs, 2-Bolt, Oldsmobile, 350 Diesel, 400, 425, 455, Kit

Part Number: MIL-81215

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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ARP High Performance Series Main Bolts 185-5001

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81221

Main Studs, 2-Bolt, Pontiac, 326-455, Kit

Part Number: MIL-81221

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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ARP Main Stud Kits 194-5401

4.75 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81222

Main Studs, 4-Bolt, Pontiac 389-455, Center Studs, Kit

Part Number: MIL-81222

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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ARP Main Stud Kits 194-5601

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PRW Main Cap Stud Kits 1045422

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

Part Number: PQX-1045422

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

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ARP High Performance Series Main Bolts 135-5002

5 out of 5 stars ( 16 )

Estimated Ship Date: Today

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PRW Main Cap Stud Kits for 2016-2024 CAMARO, 2014-2019 CORVETTE - 1034613

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Gen V, LT1, Chevy, Kit

Part Number: PQX-1034613

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

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ARP Main Stud Kits 234-5802

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Estimated Ship Date: Today

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Cylinder Works Powersports Cylinders CW50010

CYLINDER ONLY 95MM/STD KTM

Part Number: CLW-CW50010

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHI-00007

Offset Dowel Pins Mazda Rotary .007

Part Number: IST-BHI-00007

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHI-00014

Offset Dowel Pins Mazda Rotary .014

Part Number: IST-BHI-00014

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHI-00021

Offset Dowel Pins Mazda Rotary .021

Part Number: IST-BHI-00021

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHJ-01014

Offset Dowel Pins AMC Jeep .014

Part Number: IST-BHJ-01014

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Cylinder Works Cylinders 422-50002

STD BORE CYLINDER

Part Number: CLW-50002

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Cylinder Works Cylinders 422-60002

Top End Engine Kits CYL WORKS STD BORE CYLINDER 70 CYL WORKS STD BORE CYLINDER 70 0/800 SPORSTMAN/RZR/RANGER

Part Number: CLW-60002

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Cylinder Works Cylinders 422-60004

CYLINDER, STANDARD BORE CYLINDER POLARIS

Part Number: CLW-60004

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Melling Cylinder Sleeves CSL430

Cylinder Sleeve, Cast Iron, 4.063 in. Bore I.D., 0.094 in. Wall Thickness, 11.000 in. Length, Each

Part Number: MEL-CSL430

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Melling Cylinder Sleeves CSL431

Cylinder Sleeve, Cast Iron, 4.568 in. Bore I.D., 0.094 in. Wall Thickness, 12.500 in. Length, Each

Part Number: MEL-CSL431

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Melling Cylinder Sleeves CSL448

Cylinder Sleeve, Cast Iron, 2.568 in. Bore I.D., 0.094 in. Wall Thickness, 7.000 in. Length, Each

Part Number: MEL-CSL448

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today