Horsepower with mileage options

AJ/FormS said

So it's ok to talk about supers.......but not about a 360 core, When the man has already mentioned aluminum heads and an overdrive?

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I’m just sticking with the displacement that was asked about.
Further down the road, a super charger could be added. That’s there call.
They are a awesome power adder and if you actually keep your foot out of it, you’ll gain mileage.