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Racing Engines LS Blocks

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The aluminum-block LS motors may be a great design for road cars, but they are inadequate for competitive stock car racing. In my experience, I've found that the bores quickly distort, and current rules have no adequate fix for this problem.
Racing Engines - Keith Dorton Speaks

 The aluminum-block LS motors may be a great design for road cars, but they are inadequate for competitive stock car racing. In my experience, I've found that the bores quickly distort, and current rules have no adequate fix for this problem.  View Related Article

 

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