Any tuning needed for 1.6 rocker swap???
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Any tuning needed for 1.6 rocker swap???
Thinking of doing a 1.6 roller rocker swap over the winter. Is this a mod you can do in a LT1 without having to get custom tuning?? I'm thinking a rocker swap would add 15-20 hp. Would that be too much for the stock tuning?? Some help here would be great.
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