Engine Blocks & Parts | Summit Racing

Cylinder Works Cylinders for 2007-2024 CRF150R, CRF150R EXPERT - 422-10004

STD BORE CYLINDER

Part Number: CLW-10004

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 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: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Cylinder Works Cylinders 422-50002

STD BORE CYLINDER

Part Number: CLW-50002

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 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 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Melling Cylinder Sleeves CSL101

Melling Cylinder Sleeves CSL101

Cylinder Sleeve, Cast Iron, 3.875 in. Bore I.D., 0.094 in. Wall Thickness, 7.500 in. Length, Each

Part Number: MEL-CSL101

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Cylinder Works Cylinders 422-10010

Cylinder, CYL WORKS STD BORE CYLINDER CR

Part Number: CLW-10010

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 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: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Gator Fasteners Main Stud Kits MSK667Y

Main Studs, 2-Bolt Main, Chevrolet, Duramax, 6.6L, LLY, Kit

Part Number: GFN-MSK667Y

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

Ajusa Rear Main Seal Housings 71006400

Oil Seal With Cover Mitsubishi, Smart

Part Number: AJU-71006400

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

Ajusa Rear Main Seal Housings 71007200

Oil Seal With Cover Audi, Seat, Skoda

Part Number: AJU-71007200

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

Ajusa Rear Main Seal Housings 71007300

Oil Seal With Cover Audi, Seat, Skoda

Part Number: AJU-71007300

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

Ajusa Rear Main Seal Housings 71010200

Oil Seal With Cover Audi, Seat, Skoda

Part Number: AJU-71010200

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

Ajusa Rear Main Seal Housings 71000600

Oil Seal With Cover Audi, Ford, Seat

Part Number: AJU-71000600

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

Ajusa Rear Main Seal Housings 71002400

Oil Seal With Cover Ford

Part Number: AJU-71002400

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

Ajusa Rear Main Seal Housings 71005900

Oil Seal With Cover Chrysler, Dodge, Jeep

Part Number: AJU-71005900

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

Twin Power Cylinders 495614

Cylinder, Aluminum, Steel Liner, 3.500 in. Bore, Black Finish, Harley-Davidson®, Each

Part Number: TWP-MT75747B

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Melling Cylinder Sleeves CSL512

Cylinder Sleeve, Cast Iron, 3.568 in. Bore I.D., 0.125 in. Wall Thickness, 10.000 in. Length, Each

Part Number: MEL-CSL512

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

Melling Cylinder Sleeves CSL421A

Cylinder Sleeve, Cast Iron, 3.375 in. Bore I.D., 0.094 in. Wall Thickness, 12.250 in. Length, Each

Part Number: MEL-CSL421A

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

World Products Merlin IV Engine Blocks 095012

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095012

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

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 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

DeWitts Radiator Oil Cooler Block-Off Plates 32-894-212

C6 Oil Block w/ 212 Stat

Part Number: DWR-32-894-212

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 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: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

DeWitts Radiator Oil Cooler Block-Off Plates 32-900-212

C7 Block w/ 212 T-Stat

Part Number: DWR-32-900-212

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Chevrolet Performance Bowtie Big Block Chevy Cast Iron Engine Blocks 19212191

Engine Block, Bowtie, Cast Iron, 4.494 in. Bore, 9.800 in. Deck, Chevy, Big Block Gen V, Each

Part Number: NAL-19212191

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 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: Monday 12/22/2025

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Clevite Engine Parts Cylinder Sleeves 225-2513.020

REBORE KIT ASSEMBLY

Part Number: CLE-2252513020

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