De Stroked Ls7 Short Stroke Of Genius 005
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5 Nestled in the block is the linchpin of the engine’s over-square dimensions and high-rpm capability: A 3.625-in Callies Dragonslayer forged crank. Using it with the LS7 block’s 4.125-in bores takes the LS7’s displacement down to 388 ci. The short stroke keeps the piston speeds lower for reduced friction at high rpm. View Related Article
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