Traxxas TRX 3.3 multi shaft racing engine without starter. This version includes threaded crankshaft inserts for "short" and "standard" applications. This version requires use of a bump starter or starter box and will not accept a pull start or the Traxxas EZ-Start system.

Traxxas TRX racing engines are fueled by a passion for performance, innovation and quality. Traxxas engineers are dedicated to redefining the state of the art in engine technology.

Traxxas TRX 3.3 Multi Shaft Racing Engine with Pull Starter. This version includes threaded crankshaft inserts for "short" and "standard" applications.

Traxxas TRX 3.3 Rear Exhaust IPS Shaft, Standard Plug, Slide Carb Engine, Non Pull Start engine. This is a non pull start engine, so will require a starter box for your vehicle in order to start it.

Traxxas's TRX 2.5cc engine with pull-start. This version of the engine is equipped with two different length crankshafts. 60% More Power that the TRX Pro .15 engine!
** This engine is a .15 engine. The 2.5 refers to a measurement of Cubic **

Traxxas short crankshaft version of the Pro TRX-15 Engine. It is for modelers who want higher performance than a .12 size engine in their 1/10 scale kits such as Nitro Stampede, RC-10GT or GTX. This is a Pull Start Version.

Traxxas Marine version of the Pro TRX-15 Engine. It is for modelers who want higher performance than a .12 size engine in their model boat kits such as Nitro Vee. This is a Pull Start Version.

Traxxas Pro.15 race engine offers a level of nitro performance excitement to satisfy demanding drivers, who believe you can never have too much horsepower. In a word, the power is simply insane! It fits in the same space and uses the same engine mounts as a .12, but the comparison ends there.

Traxxas long crankshaft version of the Pro TRX-15 Engine. It is for modelers who want higher performance than a .12 size engine in their 1/10 scale kits such as Nitro Hawk, Buggy and Street. This is a Non-Pull Start Version.

Traxxas short crankshaft version of the Traxxas TRX-15 Pro Engine. This crankshaft is for modelers who want higher performance than a .12 size engine in their 1/10 scale kits such as Nitro Stampede, RC-10GT or GTX.
This is a Non-Pull Start Version.