Availability
Engines, Bare Blocks
Engine Block, Cast Iron, Nodular Iron 4-Bolt Mains, 4.500 in. Bore, 1-Piece Seal, 9.800 in. Deck, Chevy, Big Block, Each
Part Number: WRL-091105
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.245 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each
Part Number: WRL-095000
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Dart Big M Sportsman Big Block Chevy Cast Iron Bare Blocks 31223444
Not Yet Reviewed
Estimated Ship Date: Today
Engine Block BBC, 2PC, SIAM, 10.200 x 4.500, BILLET MC
Part Number: MLL-BPP12110325
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Block BBC, 2PC, SIAM, 10.200 x 4.500, CAST MC
Part Number: MLL-BPP12110329
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Block BBC, 2PC, SIAM, 10.200 x 4.250, BILLET MC
Part Number: MLL-BPP12110333
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
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