The 'Quickest' A-Body Small Blocks

70aarcuda said
lets see..different driver one fat one skinny.....different track...one ran in the winter..one ran in the summer...LOL

just like running an engine on a dyno...yeah...it make x amount of HP on that dyno on that day...LOL
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So very true. Also these cars were built to some what loose tolerances. So even two cars from the same year with the same options may very well run different times. Even on the same day on the same track.