1971 Dodge Demon Prostreet. Muscle Motors' built SB 440 (bored & stroked Mopar R3 race block) runs on E-85 with ported and polished Edelbrock heads and custom intake manifold. The 671 was rebuild for E-85 by BDS with two Quick Fuel 750 CFM carbs. The engine was dyno'ed at Muscle Motors...