Quote:
Originally Posted by Brad Zaskowski
In my SS car with the car weight real close to the same the 327 250/258 is about 2.5 tenths faster than the 283 220/230 which uses the same heads, intake and carb. I don't know the actual HP numbers but that is what they are on the track for our car and motors.
The 283 makes the power about 1000 rpm higher than the 327.
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Brad I tired this several years ago and it was a about 4 tenths than with an automatic the 283 responds better with the stick