Westech Performance dyno tests a 383-inch stroker budget small-block pump-gas engine topped with three two-barrel Rochester carbs on a custom tunnel ram and makes over 400 hp! Related Videos 0:13 ...
6-71 blower on 383 LS engine makes 753 hp on just 7.3 pounds of boost! Old school 6-71 blower bolted to a modern 383 stroked LS engine makes 753 hp and just a little bit of boost.
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