572” Duster Makeover

440dartsport said
The old setup was running 9.6 at 140 on Super Stock leaf springs, full interior and all steel.

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What did that setup dyno at?
My old car ran 9.60's at 140. 002/003 leafs, 10 by 28 tire @ 3220 pounds. Made 708 on Best Machines dyno. 70 Duster, full interior, backseat, factory steel hood.not cut or minitubbed