Engine Blocks & Parts | Summit Racing

Melling Engine Expansion Plug Kits MPE-180BR

Melling Engine Expansion Plug Kits MPE-180BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-180BR

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

World Products Merlin IV Engine Blocks 095010

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck Height, 4.495 in. Bore, Splayed Billet Main Caps, Standard Cam and Lifter bores, Each

Part Number: WRL-095010

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 351 Ford Man O'War Blocks 087172

Engine Block, Cast Iron, 4-Bolt Mains, 3.990 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087172

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

World Products 302 C.I.D. Ford Man O'War Blocks 087110

Engine Block, Cast Iron, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087110

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 Man O'War Bare Blocks 087082

Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087082

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Canton Racing SBC Rear Main Seal Adapters 21-850

Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Kit

Part Number: CTR-21-850

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

Melling Freeze Plugs MEP-62

Freeze Plug - Each - steel

Part Number: MEL-MEP-62

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Allstar Performance Lifter Valley Plates ALL90106

Billet Cover, LS1 Billet Valley Cover

Part Number: AAF-ALL90106

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Dart LS Next Cast Iron Bare Blocks 31867111

Engine Block, Cast Iron, LS 4-bolt Mains, 4.000 in. Bore, Chevy LS, Small Block, Each

Part Number: DRT-31867111

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Dart Big M2 Big Block Chevy Cast Iron Bare Blocks 31223554

Bare Blocks, Dart Big M Sportsman Series, Cast Iron,10.200 in. Deck Height, 4.560 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223554

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Melling Freeze Plugs MPC-144

Freeze Plug - Each - steel

Part Number: MEL-MPC-144

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Melling Engine Expansion Plug Kits MPE-112BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-112BR

Not Yet Reviewed

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Dorman Expansion Plugs 555-036

Freeze Plugs, Steel, 1.765 in. Diameter, Set of 10

Part Number: RNB-555-036

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Chevrolet Performance Engines, Bare Blocks 19170540

502 block

Part Number: NAL-19434240

Not Yet Reviewed

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: Today

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Melling Cylinder Sleeves CSL174

Cylinder Sleeve, Cast Iron, 3.661 in. Bore I.D., 0.094 in. Wall Thickness, 5.063 in. Length, Each

Part Number: MEL-CSL174

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Melling Cylinder Sleeves CSL575

Cylinder Sleeve, Cast Iron, 6.125 in. Bore I.D., 0.125 in. Wall Thickness, 17.500 in. Length, Each

Part Number: MEL-CSL575

Not Yet Reviewed

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ARP Main Stud Kits 154-5610

Main Studs, 4-bolt Main, Standard 12-point Nuts, Washers, Ford, 302 Boss, Kit

Part Number: ARP-154-5610

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Melling Freeze Plugs MPS-154

Shallow Plug - Steel - Each

Part Number: MEL-MPS-154

Not Yet Reviewed

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Melling Cylinder Sleeves CSL606

Cylinder Sleeve, Cast Iron, 2.953 in. Bore I.D., 0.094 in. Wall Thickness, 4.875 in. Length, Each

Part Number: MEL-CSL606

Not Yet Reviewed

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Dart Big M2 Big Block Chevy Cast Iron Bare Blocks 31223344

Bare Blocks, Dart Big M Series, Cast Iron, 9.80 in. Deck Height, 4.250 Bore, 4-Bolt Main, 2 Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223344

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Melling Cylinder Sleeves CSL428A

Cylinder Sleeve, Cast Iron, 3.813 in. Bore I.D., 0.094 in. Wall Thickness, 10.250 in. Length, Each

Part Number: MEL-CSL428A

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

Milodon Main Caps 11160

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

Part Number: MIL-11160

5.0 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

Melling Cylinder Sleeves CSL118

Cylinder Sleeve, Cast Iron, 4.125 in. Bore I.D., 0.094 in. Wall Thickness, 6.125 in. Length, Each

Part Number: MEL-CSL118

Not Yet Reviewed

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World Products Merlin IV Engine Blocks 091117

Engine Block, Cast Iron, 4-Bolt Mains, 4.595 in. Diameter Bore, 10.250 in. Deck, Nodular Iron Main Cap, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: WRL-091117

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

Melling Cylinder Sleeves CSL175

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.094 in. Wall Thickness, 9.375 in. Length, Each

Part Number: MEL-CSL175

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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