The powerful TRX 3.3 Racing Engine is the heart of the New T-Maxx 3.3,delivering thoroughbred race engine performance that's absolutely second to none. The TRX 3.3 Racing Engine features a precision composite slide carburetor, PowerTune™ cooling head, dyno-proven IPS crankshaft, multi-port rear exhaust, and the starting convenience of the exclusive Traxxas EZ-Start® system. Years of testing and proven performance deliver the easiest-to-tune, most dependable, most powerful Ready-To-Race® engine available.
For the ultimate combination of toque and high-revving horsepower, we couldn't resist taking the Extreme Power of TRX 3.3 engine to the next level by adding a dyno-tuned aluminum Maxx® Resonator pipe and oversized Traxxas high-volume dual-stage air filter. The result is more horsepower throughout the entire powerband that you can feel and hear.