The cry of “Thermoquad!” became famous in Roadkill episode 23, the one where the guys build the General Mayhem ’68 Dodge Charger using a 440 engine from a motorhome. Freiburger announced the Thermoquad as the only carburetor that punishes you for going to wide-open throttle. But what is a Thermoquad, really? Watch this Roadkill Extra and you’ll find out.

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As you watch, cruise over to Facebook.com/RoadkillShow, follow us, and watch for future posts asking for your questions to be answered on the Q&A sessions that are posted every Friday on Roadkill Extra Powered by Dodge.