2012 TM Racing MX 250 Fi Technical Analysis & Specification Breakdown
Engineered by TM Racing for the cross - motocross motorcycle segment, the 2012 TM Racing MX 250 Fi features a 249.5 cc (15.2 cu in) liquid-cooled single cylinder, four-stroke configuration. Internal engine geometry specifies a bore and stroke of 77.0 x 53.6 mm (3.0 x 2.1 inches) with a 17.2:1 compression ratio.
The 8.2-liter (2.2 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's TM Racing archive, this model family spans 3 indexed model years from 2010 to 2012, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Engine
Displacement249.5 ccm (15.22 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsDOHC with finger follower and 4 Titanium Valves
Compression17.2:1
Bore x Stroke77.0 x 53.6 mm (3.0 x 2.1 inches)
Valves/Cylinder4
Fuel SystemInjection. Fuel Injection with 44 mm throttle body
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)
IgnitionKokusan generator, Microtec Electronic
LubricationDry sump with 2 pumps
CoolingLiquid
Transmission
Gearbox5-speed
Final DriveChain (final drive)
ClutchMultiple-disk in oil bath with hydraulic control
DrivelinePrimary drive: Straight – tooth gear
Chassis
Frame TypePerimetral aluminium
Front SuspensionMarzocchi upside-down fork
Rear SuspensionSachs Boge (optional Ohlins )
Wheels & Brakes
Front Tyre80/100-21
Rear Tyre100/90-19
Front BrakesSingle disc. Braking wave Disk. With Nissin pump and caliper.
Front Brake Ø270 mm (10.6 inches)
Rear BrakesSingle disc. Braking wave Disk. With Nissin pump and caliper.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
