Engine Blocks & Parts | Summit Racing

World Products Merlin IV Engine Blocks 095100

World Products Merlin IV Engine Blocks 095100

Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.245 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095100

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 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: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

PPE Oil Cooler Block-Off Plates 114001000

Oil Cooler Delete Kit, Billet Alum, Black Color, Marine/Hotrod, GM Duramax 6.6L, 2001-10

Part Number: PPE-114001000

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

BluePrint Engines Oil Galley Plugs BPP12573460

Plug, Oil Galley, LS, Billet Aluminum

Part Number: MLL-BPP12573460

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

ATI Block Plugs ATI951650A

Engine Expansion Plug, Water Jacket Hole Usage, Billet Aluminum, Chevy, Small Block LS, Each

Part Number: ATI-951650A

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

World Products Motown LS Iron Blocks 084180

Engine Block, Cast Iron, Billet 4-Bolt Mains, 3.995 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084180

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

World Products Motown Race Engine Blocks 084135RC

Engine Block, Cast Iron, 400 Mains, Billet Main Caps, 4.120 in. Bore, Raised Cam, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084135RC

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Go Fast Bits External Wastegates 7002

Wastegate, Stainless Steel Base, Billet Housing, 44mm, V-Band Style Clamp, External Wastegate, Each

Part Number: GFS-7002

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

BluePrint Engines GM LS Compatible Bare Engine Blocks BPP12110359

Engine Block LS, SIAM, 9.240 x 4.125, BILLET MC, 4 HD BLT

Part Number: MLL-BPP12110359

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

World Products Merlin IV Engine Blocks 095013-55

Engine Block, Cast Iron, 4-Bolt Mains, 4.495 in. Bore, 9.500 in. Deck, 55mm Cam Bore, Billet Steel Main Cap, 2-Piece Rear Seal, Chevy, Big Block, Each

Part Number: WRL-095013-55

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Edelbrock Rear Main Seal Housings 54900RSRM

REAR SEAL COVER, FOR RHS LS BLOCK BILLET

Part Number: EDL-54900RSRM

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

Callies Performance Engines, Bare Blocks 300-907

10.2 DECK SBF SOLID BILLET BLO

Part Number: CPI-300-907

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

Dart Main Caps 32763020

MAIN CAP BILLET #1

Part Number: DRT-32763020

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Dart Main Caps 32792020H

BILLET MAIN CAP

Part Number: DRT-32792020H

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Dart Main Caps 32792050H

BILLET MAIN CAP

Part Number: DRT-32792050H

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Moroso Oil Galley Barbell Plugs 25030

Oil Galley Plug, Aluminum, Chevy, LS, Each

Part Number: MOR-25030

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Chevrolet Performance LSX Bowtie Engine Blocks 19417351

Engine Block, LSX Bowtie, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.260 in. Standard Deck, Semi Finished, Chevrolet, Each

Part Number: NAL-19417351

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 16, 2026 if ordered today

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Estimated Ship Date: Jul 16, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ SPC Pro LS Engine Block SUM-150215

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Dart Iron Eagle Mopar Gen III Cast Iron Bare Blocks 31612111

Engine Block, Cast Iron, 4-Bolt Mains, 3.927 in. Bore, 1-Piece Rear Seal, Non-VVT, Dodge, RAM, Hemi, Gen III, Each

Part Number: DRT-31612111

Not Yet Reviewed

Estimated Ship Date: Today

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Earl's Performance Oil Cooler Block-Off Plates 1136ERL

Oil Cooler Block-Off Plates, Aluminum, Black Anodized, Cadillac, Chevrolet, GMC, Each

Part Number: EAR-1136ERL

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Chevrolet Performance LSX Bowtie Engine Blocks 19417352

Engine Block, LSX Bowtie, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.240 in. Standard Deck, Chevrolet, Each

Part Number: NAL-19417352

Not Yet Reviewed

Estimated Ship Date: Today

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Go Fast Bits DV Plus Diverter Valves with TMS Advantage T9354

Turbocharger Diverter Valve, DV Plus Diverter Valve with TMS Advantage, Ford, Volvo, Porsche, Borg-Warner Turbos, Each

Part Number: GFS-T9354

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Dart Iron Eagle Mopar Gen III Cast Iron Bare Blocks 31612211

Engine Block, Cast Iron, 4-Bolt Mains, 4.090 in. Bore, 1-Piece Rear Seal, Non-VVT, Dodge, RAM, Hemi, Gen III, Each

Part Number: DRT-31612211

Not Yet Reviewed

Estimated Ship Date: Today

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Holley Ford 7.3L Godzilla Rear Block Plug Kits 97-426

Plug Fittings, Rear Block Plug, Bolt-on, Steel Plug, Zinc Finish, Bracket, O-ring Seal, Internal Allen Retaining Bolt, Ford, 7.3L, Godzilla, Kit

Part Number: HLY-97-426

Not Yet Reviewed

Estimated Ship Date: Today

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Philadelphia Racing Products Oil Diverter Barbells PRP-4575

Oil Diverter Barbell, Aluminum, Chevy, LS, Each

Part Number: PGP-PRP-4575

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Dart Iron Eagle Mopar Gen III Cast Iron Bare Blocks 31622111

Engine Block, Cast Iron, 4-Bolt Mains, 4.250 in. Bore, 1-Piece Rear Seal, Non-VVT, Dodge, RAM, Hemi, Gen III, Each

Part Number: DRT-31622111

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today