25 TECHNICAL DATA
25.1
Engine
Design
1-cylinder 4-stroke engine, water-cooled
Displacement (all 450 models)
449.3 cm
3
(27.418 cu in)
Displacement (all 501 models)
510.4 cm
3
(31.147 cu in)
Stroke (all 450 models)
63.4 mm (2.496 in)
Stroke (all 501 models)
72 mm (2.83 in)
Bore
95 mm (3.74 in)
Compression ratio
11,8:1
Idle speed
1,800 ... 1,900 rpm
Control
OHC, 4 valves controlled via rocker arm, drive via
tooth/wheel chain
Valve diameter, intake
40 mm (1.57 in)
Valve diameter, exhaust
33 mm (1.3 in)
Valve clearance
Exhaust at: 20 °C (68 °F)
0.12 ... 0.17 mm (0.0047 ... 0.0067 in)
Intake at: 20 °C (68 °F)
0.10 ... 0.15 mm (0.0039 ... 0.0059 in)
Crankshaft bearing
2 grooved ball bearings
Conrod bearing
Slide bearing
Piston pin bearing
No bearing bushes - DLC-plated piston pins
Pistons
Forged light alloy
Piston rings
1 compression ring, 1 oil scraper ring
Engine lubrication
Pressure circulation lubrication with two rotary
pumps
Primary transmission
32:76
Clutch
Multidisc clutch in oil bath / hydraulically activated
Transmission ratio
1st gear
14:36
2nd gear
17:32
3rd gear
19:28
4th gear
22:26
5th gear
24:23
6th gear
26:21
Alternator
12V, 200W
Ignition
Contactless controlled fully electronic ignition with
digital ignition adjustment, type Kokusan
Spark plug
NGK LKAR BAI - 9
Spark plug electrode gap
0.9 mm (0.035 in)
Cooling
Water, permanent circulation of coolant by water
pump
Starter
Electric starter
246
Summary of Contents for FE 450 2014
Page 1: ...PIONEERING SINCE 1903 REPAIR MANUAL2014 FE 450 FE 501 Art no 3403003en Husqvarna MOTORCYCLES ...
Page 2: ......
Page 82: ...9 SHOCK ABSORBER SWINGARM 80 Remove the motorcycle from the lift stand p 12 ...
Page 263: ...28 SERVICE SCHEDULE 261 ...
Page 328: ...32 SPECIAL TOOLS Filling tool 2x 3x Art no T170S1 T170S1 H00855 01 326 ...
Page 336: ...INDEX Page 6 of 8 272 288 Page 7 of 8 274 290 Page 8 of 8 276 292 Work rules 8 334 ...