Comparison of TM Racing EN 450 F e.s. 2010 and TM Racing 450Fi 4T MX

Attribute	TM Racing 450Fi 4T MX ×	TM Racing EN 450 F e.s. 2010 ×
General
Production from (year)	2017	2010
Make	TM Racing	TM Racing
Model	TM Racing 450Fi 4T MX	TM Racing EN 450 F e.s.
Category	Cross / motocross	Enduro / offroad
Engine and transmission
Engine type	Single cylinder, four-stroke	Single cylinder, four-stroke
Valves per cylinder	4	4
Fuel system	Injection. 44 mm throttle body	Carburettor. Keihin 39 mm
Engine details	Titanium valves	-
Displacement (cm³)	449.2	449.2
Cooling system	Liquid	Liquid
Transmission type,final drive	Chain	Chain
Bore (mm)	95	95
Stroke (mm)	63.4	63.4
Gearbox	5-speed	5-speed
Fuel control	Double Overhead Cams/Twin Cam (DOHC)	Double Overhead Cams/Twin Cam (DOHC)
Driveline	Straight – tooth gear	-
Ignition	Kokusan CDI Electronic with variable advance	Kokusan CDI Electronic with variable advance
Clutch	Multiuple-disk in oil-bath with hydaulic control	-
Lubrication system	Dry sump with double rotor pump	Dry sump with double rotor pump
Chassis
Front suspension	Kayaba USD	Marzocchi US
Rear suspension	TM Racing	Sachs Boge ( optional Ohlins )
Front brakes	Single disc. Wave disc.	Single disc. Wave disk. Nissin pump and Brembo caliper.
Rear brakes	Single disc. Wave disc.	Single disc. Wave disk. Nissin pump and Brembo caliper.
Diameter (mm)	245	245
Frame type	Perimetral aluminium section	-
Front tyre	90/90-X21	90/90-21
Rear tyre	110/90-X19	140/80-18
Other
Starter	Electric & kick	-
Color options	blue/white	blue/gray
Performance
Fuel capacity (l)	8.2	8.2