CHEVROLET Engine Blocks & Accessories Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

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

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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Summit Racing™ Main Stud Kits SUM-910205

2.75 out of 5 stars ( 3 )

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World Products Motown LS Water Return Kits WPIWPI703850-K

Water Return Kit, Remote Mount, Motown II Block, Billet Aluminum, Black Anodized, -12 AN Stainless Braided Hose, Chevy, LS, Kit

Part Number: WRL-WPI703850-K

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Engine Works Freeze Plugs 561663

LS BRASS ENGINE BLOCK PLUG OE GM#12561663 - 1

Part Number: EW1-561663

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Dorman Expansion Plugs 555-087

Expansion Plugs, Steel, Diameter 1.638 in., Various, Each

Part Number: RNB-555-087

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Dorman Expansion Plugs 550-034

Engine Expansion Plugs, Steel, 3.00 in. Diameter, Chevy, GMC, Set of 10

Part Number: RNB-550-034

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Summit Racing™ Rear Main Seal Housings SUM-01-8571

Summit Racing™ Rear Main Seal Housings SUM-01-8571

Housing, Rear Main Seal, Billet Aluminum, Rear Main Included, Gasket,Clear Andoized, Chevy, LS, Each

Part Number: SUM-01-8571

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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

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Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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Summit Racing™ Extreme Duty Main Studs SUM-910523

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Engine Works Cylinder Head Dowel Pins 12225

Cylinder Head Dowel Pins, Chevrolet, Small Block, Set of 4

Part Number: EW1-12225

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Engine Works Bellhousing Dowel Pins 453658

Bellhousing Dowel Pins, 1.190 in. Length, 0.620 in. Diameter, SBC, BBC, Buick, Chevy, Oldsmobile, Pontiac, GMC, Pair

Part Number: EW1-453658

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Philadelphia Racing Products AN Block Adapters PRP-6863

AN Block Adapters, -16 AN Adapters, Black Anodized, Chevy, Big Block, Kit

Part Number: PGP-PRP-6863

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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

Gator Fasteners Main Stud Kits MSK66ZM

Main Studs, 2-Bolt Main, Chevrolet, Duramax, 6.6L, LBM, LMM, Kit

Part Number: GFN-MSK66ZM

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

BTR DOD Delete Plug Kits LT2DODPLUGKIT

Cylinder Deactivation Components, Gen V LT, Delete Plug, LT2, Kit

Part Number: BTC-S0491

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Dorman Expansion Plugs for 1991-1995 C3500HD - 02660

Engine Expansion Plugs, Pipe Plugs, Kit

Part Number: RNB-02660

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Engine Works Cylinder Head Dowel Pins 570326

Cylinder Head Dowel Pins, Chevy, Small Block, LS Engines, Set of 4

Part Number: EW1-570326

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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: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 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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Engine Works Small Block Rear Main Seal Adapters 350ERMSA

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

Part Number: EW1-350ERMSA

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Milodon Main Stud Kits 81126

Main Studs, 2-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81126

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Milodon Main Caps 11153

Main Cap, Ductile Iron, Front, Straight Outer Bolts, 2-Bolt, Large Journal, Chevy, Small Block, Each

Part Number: MIL-11153

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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

Milodon Main Stud Kits 81115

Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, Kit

Part Number: MIL-81115

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

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ARP High Performance Series Main Bolts 134-5202

4.75 out of 5 stars ( 37 )

Estimated Ship Date: Today

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Melling Cylinder Sleeves 590297

Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 7.000 in. Length, Each

Part Number: MEL-590297

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PRW Main Cap Stud Kits 1035042

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 4-Bolt Main, Chevy, Small Block, Kit

Part Number: PQX-1035042

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Pioneer Automotive Main Cap Fasteners 855201

Main Bolt Kit

Part Number: PIO-855201

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Philadelphia Racing Products AN Block Adapters PRP-6865

AN Block Adapters, -12 AN Adapters, Clear Anodized, Chevy, LS, Kit

Part Number: PGP-PRP-6865

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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

Philadelphia Racing Products AN Block Adapters PRP-6866

AN Block Adapters, -12 AN Adapters, Black Anodized, Chevy, LS, Kit

Part Number: PGP-PRP-6866

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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

Pioneer Cylinder Head Dowel Pins PG-653-25

Cylinder Head Dowel Pins, 0.250 in. O.D., Chevrolet, Small Block, Set of 25

Part Number: PIO-PG-653-25

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today