Team Associated .15X pull start engine with a Universal Type Crankshaft.  Engine comes with two different threaded studs to achieve the crankshaft type needed (standard and for RC10GT).  Aluminum piston and chrome-plated brass sleeve.  Machined 7075 aluminum connecting rod.  All ports are in optimum alignment for max power and efficiency.   Rotary type carburetor.

Direct drop in for Nitro TC3.

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.

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'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 **

HPI Nitro Star .15 size SS Black Engine with Pull Start for the RC10GT Gas Trucks.

CEN Racing NT-16 .16 cu in (2.67cc) Pull Start Engine for 1/10 scale on and off-road applications.