Engines, Bare Blocks - 9.800 in. Deck Height (in.) - Ductile iron Main Cap Material - Free Shipping on Orders Over $109 at Summit Racing

Dart Big M Sportsman Big Block Chevy Cast Iron Bare Blocks 31223444

Dart Big M Sportsman Big Block Chevy Cast Iron Bare Blocks 31223444

Engine, Bare Block, Big M Sportsman, Stock/OEM, 4.50 in. Bore, Cast Iron, 4-Bolt Main, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: DRT-31223444

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 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: Tomorrow

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Dart Big M Sportsman Big Block Chevy Cast Iron Bare Blocks 31223644

Engine, Bare Block, Big M Sportsman, Stock/OEM, 4.60 in. Bore, Cast Iron, 4-Bolt Main, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: DRT-31223644

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ SPC Engine Blocks SUM-150211

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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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 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Dart Big M2 Pro Series Big Block Chevy Cast Iron Bare Blocks 31223545

Bare Blocks, Dart Big M Sportsman Series, Cast Iron,9.800 in. Deck Height, 4.560 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223545

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Dart Big M2 Pro Series Big Block Chevy Cast Iron Bare Blocks 31223445

Bare Blocks, Dart Big M Sportsman Series, Cast Iron,9.800 in. Deck Height, 4.250 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223445

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Dart Big M2 Pro Series Big Block Chevy Cast Iron Bare Blocks 31223645

Bare Blocks, Dart Big M Sportsman Series, Cast Iron,9.800 in. Deck Height, 4.600 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223645

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Dart Big M2 Big Block Chevy Cast Iron Bare Blocks 31223544

Bare Blocks, Dart Big M Sportsman Series, Cast Iron,9.800 in. Deck Height, 4.560 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223544

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Dart Big M2 Pro Series Big Block Chevy Cast Iron Bare Blocks 31223345

Bare Blocks, Dart Big M Sportsman Series, Cast Iron, 9.800 in. Deck Height, 4.250 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223345

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today