Engine Blocks & Parts | Summit Racing

Milodon Main Stud Kits 81134

Milodon Main Stud Kits 81134

Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81134

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 Cap Fasteners 81136

BB ChevyMerlin with Windage Tray Main Studs

Part Number: MIL-81136

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 81138

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

Part Number: MIL-81138

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

Need It Sooner? We recommend these similar substitute parts:

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 81139

Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit

Part Number: MIL-81139

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

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 235-5502

5 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Milodon Main Bolt Kits 81140

Main Cap Fasteners, Milodon Straight Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Chevrolet, Big Block, Kit

Part Number: MIL-81140

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 81145

Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Holden, V8, Kit

Part Number: MIL-81145

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 Caps 11350

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Chrysler, Dodge, 392 Hemi, Set

Part Number: MIL-11350

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Caps 11520

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Pontiac, 421, 428, 455, Set

Part Number: MIL-11520

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 Caps 11165

Main Caps, Ductile Iron, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Set

Part Number: MIL-11165

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

Top Street Performance Cylinder Head Dowel Pins JM4149

CHEVY SB CYLINDER HEAD DOWEL PINS, 4-PC

Part Number: TSN-JM4149

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Top Street Performance Cylinder Head Dowel Pins JM4249

CHEVY BB CYLINDER HEAD DOWEL PINS, 4-PC

Part Number: TSN-JM4249

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Top Street Performance Cylinder Head Dowel Pins JM4349

FORD SB CYLINDER HEAD DOWEL PINS, 4-PC

Part Number: TSN-JM4349

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Top Street Performance Cylinder Head Dowel Pins JM4449

FORD BB CYLINDER HEAD DOWEL PINS, 4-PC

Part Number: TSN-JM4449

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Top Street Performance Cylinder Head Dowel Pins JM4549

LS CYLINDER HEAD DOWEL PINS, 4-PC

Part Number: TSN-JM4549

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Top Street Performance Rear Main Seal Housings 81069

GM GEN III/IV LS ALUMINUM REAR MAIN SEAL HOUSINGS, SATIN

Part Number: TSN-81069

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

PPE Main Cap Fasteners 318035000

Main Stud Kit Ford 7.3L Powerstroke 1993-2002 PPE

Part Number: PPE-318035000

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

PPE Main Cap Fasteners 318035200

Main Stud Kit Ford 6.0L Powerstroke 2003-2007 PPE

Part Number: PPE-318035200

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Manley Cylinder Head Dowel Pins 42380-1

wrist pin bushings and bearings

Part Number: MAN-42380-1

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Wiseco Cylinder Sleeves for 1999-2008 TRX400EX SPORTRAX, 1996-2004 XR400R - 3052FA

Cylinder Sleeve, Chromoly, 89.00mm Bore, for use on Honda®, Each

Part Number: WIS-3052FA

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

MAHLE Original Cylinder Sleeves 226-2150

CYL SLEEVE ASSEMBLY

Part Number: MAH-2262150

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

World Products Merlin IV Engine Blocks 091110

Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.425 in. Bore, 2-Piece Seal, 10.200 in. Deck, Chevy, Big Block, Each

Part Number: WRL-091110

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

World Products Merlin IV Engine Blocks 095110

Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095110

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

URO Parts Oil Cooler Block-Off Plates 99610703158

Engine Oil Sump Plate 1997-2008 Porsche 911 99-08, Boxster 97-08, Cayman 06-08, Engine Oil Sump Plate

Part Number: URO-015586

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

URO Parts Engine Expansion Plugs 1265000084

Engine Expansion Plug Kit 1973-1993 Mercedes-Benz 190D 84-89, 190E 84-93, 230 77-78, 240D 77-83, 280CE 78-81, 280E 77-81, 280S 75-76, 280SE 77-80, 300

Part Number: URO-014550

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

URO Parts - Lifter Valley Plates for 2001-2003 X5, 2003 Z8 - 11141736106

Engine Block Cover, BMW

Part Number: URO-009844

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