MARINE SHORT BLOCKS



Product Image Item Name- Price
BPR 800 CUBIC INCH MARINE SHORT BLOCK R-SERIES

BPR 800 CUBIC INCH MARINE SHORT BLOCK R-SERIES

800 CUBIC INCH TO 1000 CUBE SET UPS--CALL FOR CUSTOM SETUP 877-BPOWER-4-U

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BPR 700 CUBIC INCH MARINE SHORT BLOCK R-SERIES

BPR 700 CUBIC INCH MARINE SHORT BLOCK R-SERIES

WE BUILD CUSTOM SHORT BLOCKS.  CALL 877-BPOWER-4-U

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BPR 632 MARINE SHORT BLOCK R-SERIES

BPR 632 MARINE SHORT BLOCK R-SERIES

THIS IS A BOOSTPOWER USA PARTIAL 632 CUBIC INCH MARINE SHORT BLOCK ASSEMBLY. IT IS BASED ON A DART CAST IRON CNC MACHINED ENGINE BLOCK. THE BLOCK IS...

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BPR 598 MARINE SHORT BLOCK R-SERIES

BPR 598 MARINE SHORT BLOCK R-SERIES

THIS IS A BOOSTPOWER USA PARTIAL 598 CUBIC INCH MARINE SHORT BLOCK ASSEMBLY. IT IS BASED ON A DART CAST IRON CNC MACHINED ENGINE BLOCK. THE BLOCK IS...

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BPR 572 MARINE SHORT BLOCK R-SERIES

BPR 572 MARINE SHORT BLOCK R-SERIES

THIS IS A BOOSTPOWER USA PARTIAL 572 CUBIC INCH MARINE SHORT BLOCK ASSEMBLY. IT IS BASED ON A  DART CAST IRON CNC MACHINED ENGINE BLOCK. THE BLOCK...

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BPR 565 MARINE SHORT BLOCK R-SERIES

BPR 565 MARINE SHORT BLOCK R-SERIES

THIS IS A BOOSTPOWER USA PARTIAL 565 CUBIC INCH MARINE SHORT BLOCK ASSEMBLY. IT IS BASED ON A DART CAST IRON CNC MACHINED ENGINE BLOCK. THE BLOCK IS...

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BPX 502 MARINE SHORT BLOCK

BPX 502 MARINE SHORT BLOCK

Boostpower USA Marine 502 Short Block Engine Assembly. New 4 - bolt main 502 Gen VI block with 1-piece rear main seal, forged steel crankshaft and...

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BPX 383 MARINE SHORT BLOCK

BPX 383 MARINE SHORT BLOCK

This is a 4 bolt main cast iron block, a 4340 steel crankshaft, GM connecting rods and hypereutectic flat top pistons. Also included with this...

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BPR 383 SB MARINE SHORT BLOCK

BPR 383 SB MARINE SHORT BLOCK

THIS IS A BOOSTPOWER USA PARTIAL 383 CUBIC INCH MARINE SMALL BLOCK-SHORT BLOCK ASSEMBLY. IT IS BASED ON A CUSTOM CAST IRON MACHINED ENGINE BLOCK. IT...

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BPX 350 MARINE SHORT BLOCK PERFORMANCE

BPX 350 MARINE SHORT BLOCK PERFORMANCE

BOOSTPOWER USA Marine Short Block 350 Engine Assembly. 4 - bolt main block with 1 - piece rear main seal. Forged steel 3.480" stroke crankshaft...

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BOOSTPOWER USA  offers specialty complete high performance race and pleasure marine short block partial engine kits. These marine short blocks are assembled with precision and a great foundation for your marine engine. We also offer marine long-blocks, balanced rotating assemblies, custom cylinder heads, and all the other hardcore marine engine internal parts necessary to complete a reliable performance marine engine project.  BOOSTPOWER’s years of dedication to technology along with our continuous building, dyno testing, competing and tuning these mighty power plants assures you of a winning reliable combination right from the start.