Engine Blocks & Parts | Summit Racing

Milodon Main Caps 11165

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: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Milodon Main Caps 11180

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, 400 Main, Chevy, Small Block, Set

Part Number: MIL-11180

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 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: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Milodon Main Caps 11570

Main Caps, Angled Side Bolt, Ductile Iron, CNC Machined, Holden, V8, Kit

Part Number: MIL-11570

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

MAHLE Original Cylinder Sleeves IMKT-545803T

CYL SLEEVE ASSEMBLY

Part Number: MAH-IMKT545803T

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

Cylinder Works Cylinders for 2007-2015 WR450F, 2006-2009 YZ450F - 422-20003

STD BORE CYLINDER

Part Number: CLW-20003

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

Cylinder Works Cylinders for 2006-2009 LT-R450 QUADRACER - 422-40002

STD BORE CYLINDER

Part Number: CLW-40002

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 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

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

Putco - Engine Expansion Plugs for 2011-2014 F-150 - 84182FP

Grille Insert

Part Number: PUT-84182FP

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

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Estimated Ship Date: Sep 18, 2025 if ordered today

DeWitts Radiator Oil Cooler Block-Off Plates 32-900-180

C7 Block w/ 180 T-Stat

Part Number: DWR-32-900-180

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

S&S Cycle MK-Series Performance Crankcases 310-1326

S&S Cycle 2018+ M8 Softail Models MK-Series Crankcase Assembly

Part Number: SSY-310-1326

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 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: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

Cylinder Works Cylinders for 2006-2024 YFM700R RAPTOR, 2007 YFM700R RAPTOR GYTR EDITION, 2007-2024 YFM700R RAPTOR SE - 422-20004

STD BORE CYLINDER

Part Number: CLW-20004

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 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: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

World Products Merlin IV Engine Blocks 095000

Engine Block, Cast Iron, 4-Bolt Mains, 4.245 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: WRL-095000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Chevrolet Performance 454 C.I.D. Bare Engine Blocks 19170538

4.75 out of 5 stars ( 9 )

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: Dec 2, 2025 if ordered today

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Estimated Ship Date: Dec 2, 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 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: Dec 2, 2025 if ordered today

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Estimated Ship Date: Dec 2, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Main Bolts 134-5202

4.75 out of 5 stars ( 36 )

Estimated Ship Date: Today

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Edelbrock Piston Oiler Kits 549120