Engines, Bare Blocks - 9.800 in. Deck Height (in.) - 4.600 in. Cylinder Bore Diameter - Free Shipping on Orders Over $109 at Summit Racing

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: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Not Yet Reviewed

Estimated Ship Date: Today

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