Engine Blocks & Parts | Summit Racing

Allstar Performance Lifter Valley Plates ALL90107

Billet Cover, LS3 Billet Valley Cover

Part Number: AAF-ALL90107

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 17, 2025 if ordered today

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Estimated Ship Date: Oct 17, 2025 if ordered today

Cylinder Works Cylinders for 2004-2005 TRX450R - 422-10003

STD BORE CYLINDER

Part Number: CLW-10003

Not Yet Reviewed

Estimated Ship Date: Oct 3, 2025 if ordered today

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Estimated Ship Date: Oct 3, 2025 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: Oct 8, 2025 if ordered today

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Estimated Ship Date: Oct 8, 2025 if ordered today

Clevite Engine Parts Cylinder Sleeves 226-1969

CYL SLEEVE ASSEMBLY

Part Number: CLE-2261969

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

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Estimated Ship Date: Oct 20, 2025 if ordered today

S&S Cycle 4 in. Sidewinder Big Bore Kits 910-0646

ENGINE CYLINDERS, 99-06 TWIMCAM (EXC 06 DYNA), 4" CYLINDER KIT BLK

Part Number: SSY-910-0646

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

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Estimated Ship Date: Oct 2, 2025 if ordered today

Dorman Rear Main Seal Housings 635-450

Rear Main Seal Retainer

Part Number: RNB-635-450

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

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Estimated Ship Date: Sep 30, 2025 if ordered today

Dorman Expansion Plugs 555-076

Expansion Plugs, Steel, Diameter 2.143 in., Various, Each

Part Number: RNB-555-076

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

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Estimated Ship Date: Sep 30, 2025 if ordered today

Cylinder Works Cylinders for 2013-2015 250 SX-F, 250 XC-F, 2014-2015 FE250 - 422-50004

STD BORE CYLINDER

Part Number: CLW-50004

Not Yet Reviewed

Estimated Ship Date: Oct 3, 2025 if ordered today

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Estimated Ship Date: Oct 3, 2025 if ordered today

Cylinder Works Cylinders 422-60003

Top End Engine Kits CYL WORKS STD BORE CYLINDER 10 CYL WORKS STD BORE CYLINDER 10 00 RZR XP '14-15

Part Number: CLW-60003

Not Yet Reviewed

Estimated Ship Date: Oct 3, 2025 if ordered today

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Estimated Ship Date: Oct 3, 2025 if ordered today

Milodon Main Stud Kits 81126

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: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Milodon Main Stud Kits 81128

Main Studs, 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Kit

Part Number: MIL-81128

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Milodon Main Stud Kits 81129

Main Studs, 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81129

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Milodon Main Stud Kits 81130

Main Studs, Straight 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Kit

Part Number: MIL-81130

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Milodon Main Stud Kits 81205

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

Part Number: MIL-81205

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 145-5601

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025

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Milodon Main Stud Kits 81229

Main Studs, 2-Bolt, Cadillac, 472, 500, Kit

Part Number: MIL-81229

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 135-5507

5 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025

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Milodon Main Stud Kits 81131

Main Studs, Straight 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81131

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Milodon Main Stud Kits 81133

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

Part Number: MIL-81133

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

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: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 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: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

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: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 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: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 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: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Milodon Main Stud Kits 81146

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

Part Number: MIL-81146

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

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: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Milodon Main Stud Kits 81155

Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Ford, 302 Windsor, Kit

Part Number: MIL-81155

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today