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BluePrint BPSB4000100S SB Chevy Cast Iron Engine Block, 1 piece Seal

350, 4" Bore Size, 1-piece Rear Main Seal Style

Bore Size: 4"

Deck Height: 9.025"

Rear Main Seal Style: 1-piece

Material Type: Cast Iron

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BluePrint BPSB4000100W SB Chevy Cast Iron Engine Block, 1 piece Seal

350, 4" Bore Size, 1-piece Rear Main Seal Style

Bore Size: 4"

Deck Height: 9.025"

Rear Main Seal Style: 1-piece

Material Type: Cast Iron

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BluePrint BPSB4000200S SB Chevy Cast Iron Engine Block, 2 piece Seal

350, 4" Bore Size, 2-piece Rear Main Seal Style

Bore Size: 4"

Deck Height: 9.025"

Rear Main Seal Style: 2-piece

Material Type: Cast Iron

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BluePrint BPSB4000200W SB Chevy Cast Iron Engine Block, 2 piece Seal

350, 4" Bore Size, 2-piece Rear Main Seal Style

Bore Size: 4"

Deck Height: 9.025"

Rear Main Seal Style: 2-piece

Material Type: Cast Iron

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BluePrint BPT4250200W BB Chevy Cast Iron Engine Block, 2 piece Seal

427, 454, 4.25" Bore Size, 2-piece Rear Main Seal Style

Bore Size: 4.25"

Deck Height: 10.2"

Rear Main Seal Style: 2-piece

Material Type: Cast Iron

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BluePrint BPS4250100S BB Chevy Cast Iron Engine Block, 1 piece Seal

427, 454, 4.25" Bore Size, 1-piece Rear Main Seal Style

Bore Size: 4.25"

Deck Height: 9.8"

Rear Main Seal Style: 1-piece

Material Type: Cast Iron

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BluePrint BPT4250100W BB Chevy Cast Iron Engine Block, 2 piece Seal

427, 454, 4.25" Bore Size, 1-piece Rear Main Seal Style

Bore Size: 4.25"

Deck Height: 10.2"

Rear Main Seal Style: 1-piece

Material Type: Cast Iron

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