Technical Data; Transmission Ratio; 1St Gear; 2Nd Gear - Husqvarna TC 250 2012 Specifications - Operation - Maintenance

TECHNICAL DATA

ENGINE
Type..................................................... single cylinder, 4 stroke
Cooling ............................................................................ liquid
Bore ............................................................... 3,11 in. (79 mm)
Stroke ......................................................... 2.00 in. (50,9 mm)
Displacement ..................................... 15,22 cu. in. (249,5 cm
Compression ratio ...........................................................13,6:1
Starting ...................... kick start (with automatic decompressor)
TIMING SYSTEM
Type........................ 4 titanium valves, controlled by twin finger
follower type camshafts, mixed chain/gear drive system
Valve clearance (with engine cold)
Intake ....................................................... 0,006 in. (0,15 mm)
Exhaust ..................................................... 0,008 in. (0,20 mm)
LUBRICATION
Type... wet crankcase, lobe pump and cartridge and mesh filters
IGNITION
Type ...........Electronic, inductive discharge, with adjustable
advance (digital control)
Spark plug type ........................................................NGK CR9EI
Spark plug gap ......................... 0.031÷0,035 in. (0,8÷0,9 mm)
FUEL SYSTEM
Type......................................................Electronic injection feed
PRIMARY DRIVE
Drive pinion gear- Clutch ring gear ........................... Z 17- Z 54
Transmission ratio ............................................................3,176
CLUTCH
Type.....................oil bath multiple disc clutch, hydraulic control
TRANSMISSION
Type.....................................................constant mesh gear type

Transmission ratio

3 1st gear. ......................................................... 2,142 (z 30/14)
)
2nd gear ......................................................... 1,750 (z 28/16)
3rd gear ........................................................ 1,450 (z 29/26)
4th gear. ......................................................... 1,227 (z 27/22)
5 th gear. ........................................................ 1,041 (z 25/24)
SECONDARY DRIVE
Transmission sprocket- Rear wheel sprocket ............... Z 13- Z 50
Transmission ratio ............................................................3,846
FINAL RATIOS
1st gear .........................................................................26,180
2nd gear ........................................................................21,380
3rd gear ........................................................................17,715
4th gear .........................................................................14,994
5th gear .........................................................................12,726
FRAME
Type........Steel single tube cradle (roud, rectangular, ellipsoidal
tubes); light alloy rear frame
FRONT SUSPENSION
Type "Upside-down" telescopic hydraulic front fork with advanced
axle (adjustable in compression and rebound stroke); stanchions
tubes Ø 1.89 in. (Ø 48 mm)
Legs axis stroke ........................................... 11.8 in. (300 mm)
REAR SUSPENSION
Type................ progressive with hydraulic single shock absorber
Wheel stroke ............................................... 11.6 in. (296 mm)
FRONT BRAKE
Type......... fixed disc Ø 10.23 in. (Ø 260 mm) "Wave" type with
hydraulic control and floating caliper
REAR BRAKE
Type.... floating disc, Ø 9.45 in. (Ø 240 mm) "Wave" type with
hydraulic control and floating caliper
RIMS
Front .......................................................in light alloy: 1,6x21"
Rear......................................................in light alloy: 1,85x19"
TIRES
Front ...................................................................80/100 x 21"
Rear......................................................................100/90x19"
Cold tire pressure
Front ................................................................ 0,9÷1,0 Kg/cm
Rear................................................................. 0,8÷0,9 Kg/cm
SPECIFICATIONS - OPERATION - MAINTENANCE
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