Quote:
Originally Posted by jaf2021
any restrictions on the heads such as valve size,cc's or anything else or just as long as its got a gm part number you are good to go? also what is the difference between the pe-1/pea-1/pe-2 and pea-2 classes?
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Pe/1is a standard trans with a 4 barrel. Pe/1a is auto with a four barrel. Pe/2 is standard trans with a two barrel. Pe/2a is auto with a two barrel. CC's don't matter. It explains mods allowed in the rule book under heads.