Technical Data:

Mugen Seiki Racing is proud to introduce the latest in racing technology.
The existing MT12SR has been replaced with the new MT12BSR that is the ultimate 1/10 truck or
touring car motor.

MT12BSS (MT12 big head,standard crank,slide carburetor)
   MT12BSR (MT12 big head,standard crank,rotary carburetor)

Technical Data:

* Displacement: .12 cu in (2.1cc)
*Horsepower~1.25 HP @ 36,500RPM
*RPM~ From approx 4000~36,500
*Stroke~14mm
*Bore~13.8mm
*Ports~3 port
*Shaft~11.0mm

Features:

*ABC piston and sleeve with 3 intake and 1 exhaust port
*Purple colored aluminum big racing head (11 fins) with a standard glow plug head button
*Custom crankcase with Mugen Seiki Racing logo
* Standard crankshaft (threaded)
*Slide, or rotary carberutor
*3 adjustment rotary carburetor~high end, low end and idle adjustment or
*4 adjustment slide carburetor~high end, middle, low end and idle adjustment
*Rear exhaust
*Completely ROAR legal
*The perfect motor for all 1/10 off-road trucks!!