Engine Blocks & Accessories

ALUM BLOCK

Part Number: BRO-8502001

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: BRO-8B1000A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 22, 2025 if ordered today

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Engine Block, Aluminum, 4-Bolt Mains, 4.500 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: BRO-8B2000A

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Estimated Ship Date: Sep 22, 2025 if ordered today

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ENGINE BLOCK

Part Number: BRO-8B1000B

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Estimated Ship Date: Sep 22, 2025 if ordered today

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350 MAIN BLOCK, 4.125 BORE

Part Number: BRO-8B1050

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Engine Block, Aluminum, 4-Bolt Mains, 4.500 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: BRO-8B5025

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Estimated Ship Date: Sep 22, 2025 if ordered today

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11.200 DECK HEIGHT, 4.480 BORE,

Part Number: BRO-8B2100C

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Estimated Ship Date: Sep 22, 2025 if ordered today

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400 MAIN BLOCK, 4.000 BORE

Part Number: BRO-8B1100

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: BRO-8B1150-A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 22, 2025 if ordered today

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Cylinder Sleeve Assembly - Cat. 159mm/6.250" Bore D353, D379, D398, D399 (with OE#7N5036)

Part Number: MAH-2261690

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Estimated Ship Date: Sep 9, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 3.995 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084080-904

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.120 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084081-904

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, Billet Main Caps, 3.995 in. Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084110

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engines, Bare Blocks, SBC Motown Block, 350 Mains, 9.025 in. Deck Height, 4-bolt Main Bolt Style, Chevrolet, V8, Chevy Small Block Gen I, Each

Part Number: WRL-084120RC

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, 350 Mains, Billet Main Caps, 4.120 in. Bore, Raised Cam, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084125RC

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, 400 Mains, Billet Main Caps, 4.120 in. Bore, Raised Cam, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084135RC

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, 400 Mains, 0.904 in. Lifter, Billet Main Caps, 4.120 in. Bore, Raised Cam, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084135RC-904

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, Billet 4-Bolt Mains, 3.995 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084180

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, Billet 4-Bolt Mains, 4.120 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084181-904

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Estimated Ship Date: Aug 26, 2025 if ordered today

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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-087152

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Estimated Ship Date: Aug 26, 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-087162

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.555 in. Diameter Bore, 9.800 in. Deck, Nodular Iron Main Caps, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: WRL-091109

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Estimated Ship Date: Aug 26, 2025 if ordered today

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CAST IRON BLOCK

Part Number: WRL-094120RC-904

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Estimated Ship Date: Aug 26, 2025 if ordered today

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CAST IRON ENGINE BLOCK

Part Number: WRL-094125RC-904

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Estimated Ship Date: Aug 26, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.495 in. Bore, 9.500 in. Deck, 55mm Cam Bore, Billet Steel Main Cap, 2-Piece Rear Seal, Chevy, Big Block, Each

Part Number: WRL-095013-55

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Estimated Ship Date: Aug 26, 2025 if ordered today

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