EB June 2013

Page 54

Feature

52-57 Super Comp 6/19/13 8:45 AM Page 52

Super Comp Drag Racing There are no rules for engine size, but engine builders should look to build for consistency in this class

BY TECHNICAL EDITOR LARRY CARLEY LCARLEY@BABCOX.COM

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hat does it take to build range anywhere from 150 to 190 a winning engine for mph. It’s not the speed that matSuper Comp drag racters most – it’s the elapsed time. ing? The Super Comp drag racing In Super Comp, you just have to class runs on a 8.90 time limit, beat the other guy to the finish with essentially no rules regarding engine displacement, carburetion or type of The majority of vehicles racing vehicle. Engines in Super Comp are rear engine can burn either gasoline or alco- rail dragsters because they are lightweight, relatively simple hol but no nitro and affordable. or nitrous. Engines can be naturally aspirated or boosted with a blower. Most racers are running a single four-barrel Dominator-style carburetor, although a few are using injectors on their engines. To be competitive in the Super Comp class, you don’t need the fastest car in the field. In fact, that’s why most of the people who race in this class like Super Comp. The cars that race in this class typically hit 165 to 175 mph in the traps, but speeds can

52 June 2013 | EngineBuilder

line without breaking out of the 8.90 limit. If you run a lower ET, and both racers break out, then whoever is closest to the 8.90 time is the winner.


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