GM Performance Engine Block BBC 454
GM Performance Engine Block BBC 454 from GM Performance, part number 19170538. See the full description below for specifications and fitment details.
See all engine blocks. Ships for a flat $75 to any US state (shipping policy). Read our 454 big block guide. Read our 2-bolt vs 4-bolt main guide.
Engine – Mark IV / Gen VI – Bare Block – 4.250 in Bore – 9.800 Deck – 4-bolt Mains – 1-Piece Seal – Iron – Big Block Chevy – Sold as Each – Part Number: 19170538
Specifications
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Brand
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GM Performance
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Part Number
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19170538
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Cylinder Bore
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4.250 in
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Cylinder Bore as Shipped
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4.240 in
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Intended Maximum Finish Bore
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4.310 in
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Deck Height
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9.800 in
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1-Piece / 2-Piece Rear Main Seal
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1 Piece
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4 Bolt / 2 Bolt Mains
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4 Bolt
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Raised Cam Location
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No
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Main Caps Included
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Yes
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Main Cap Material
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Iron
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Main Cap Fasteners Included
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Yes
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Cam Bearings Included
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Yes
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Wet Sump / Dry Sump
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Wet Sump
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Freeze Plugs Included
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Yes
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Material
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Cast Iron
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Color
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Natural
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Finish
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Natural
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Quantity
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Each
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