Engines, Bare Blocks

Engine Block, Cast Iron , 4-Bolt Mains, 4.125 in. Bore, 1-Piece Rear Main Seal, Ford 351, Small Block, Each

Part Number: DRT-31375235

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Engine Block, Cast Iron , 4-Bolt Mains, 4.125 in. Bore, 1-Piece Rear Main Seal, Ford 302, Small Block, Each

Part Number: DRT-31374275

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Engine Block, Cast Iron , 4-Bolt Mains, 4.000 in. Bore, 1-Piece Rear Main Seal, Ford 302, Small Block, Each

Part Number: DRT-31374175

5.0 out of 5 stars ( 2 )

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Bare Blocks, Cast Iron, OEM Style, Standard 10.725 in. Deck, 4.310 in Pre Finished Bore, Main Caps, Main Bearings, Mopar, Each

Part Number: CPI-P5160212AA

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Engine Blocks, Bare, 7.3L Godzilla, OEM Engine Block Style, Cast Iron, 4.220 in. Cylinder Bore Diameter, Ford 7X V8 Main Journal Type, Ford, Each

Part Number: FMS-M-6010-SD73

4.5 out of 5 stars ( 2 )

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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

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Engine Block, SHP LS Next, Bare Block, 4.125 in Bore, 9.240 Deck, 4-Bolt Mains, Cast Iron, GM LS-Series, Each

Part Number: DRT-31867211

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Bare Block, Cast Iron, LS Mains, 4.125 in. Bore, 9.24 in. Deck Height, Each

Part Number: DRT-31867212

5.0 out of 5 stars ( 1 )

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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: Oct 27, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087182

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087120

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Engine Block, Iron Eagle, Cast Iron, 3.386 in. Bore, 4-Bolt Main, Machined for 1/2 in. Studs, 2JZ, Toyota, Each

Part Number: DRT-31011011

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Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Tall, Each

Part Number: EDL-54901U

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Each

Part Number: EDL-54903U

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Estimated Ship Date: Oct 22, 2025 if ordered today

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

Part Number: WRL-087150

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087160

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Estimated Ship Date: Oct 27, 2025 if ordered today

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