Saw this on another forum, I ordered the 650 and got my shipping notice this morning. In case anyone else is interested. Kind of wish I had something big enough to need the 850.
850 Speed Demon w/electric choke and vacuum secondaries $260
https://www.holley.com/products/fuel...arts/1563010VE
650 Mighty demon no choke mechanical secondaries down leg booster $242
https://www.holley.com/products/fuel...arts/5282010GC
650 Mighty demon no choke mechanical secondaries annular booster $256
https://www.holley.com/products/fuel...arts/5282020BT
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