BcudaChris I'm over in Grand Junction. I've been running dual planes on my street motors for years with no problems. The one EZ setup I did was on this 472 Hemi crate motor with a dual planes. The setup behaved very well. Started right up. Great idle. Crisp throttle responce. Ran great. No smelly exhaust and burning eyes. No fowled plugs.
I understand that on a race motor a single plane is the way to go.

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72 Satellite Sebring Plus 440, 72 Dart 5.9 4-spd, 68 Valiant, 73 W200, 78 D100 sb, 78 D200, 98 DAKOTA, .
Moparmarks Parts & Restorations
Desert Mopar Metal
Grand Jct. CO
970-261-7039
http://moparmark.com/
motormangj@gmail.com