360-383 A-debate...max builds need not apply.

LO23M8B said

This was for insurance at the time because anything with 300HP or more was more $$$. Us old timers remember.

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So that's what it was. I figgered it was for the smog goomers. Always thought it was odd that my Dad's F100 with the "165horse" 390 would smoke those L70s for half a block :lol: