Technical Data - Engine; Gapacity - Engine Oil - KTM 400 EXC AUS 2011 Repair Manual

TECHNICAL DATA - ENGINE
194
Design I-cylinder 4-stroke engine, water-cooled
Displacement (all 400 models) 393.4 cm' (24.007 cu in)
Displacement (Every 450 models) 449.3 cm' (27.418 cu in)
Displacement (All 530 models) 510.4 cm' (31.147 cu in)
Stroke (all 400 models) 55.5 mm (2.185 in)
Stroke (Every 450 models) 63.4 mm (2.496 in)
Stroke (All 530 models)
72 mm (2.83 in)
Bore 95 mm (3.74 in)
Compression ratio (all 400 models)
11.1:1
Compression ratio (All 450/530 models)
11.9:1
Idle speed 1,550 ... 1,650 rpm
Control
OHC, 4 valves controlled via rocker arm, drive via toothlwheel
chain
Valve diameter, intake 39.5 mm (1.555 in)
Valve diameter, exhaust 31.7 mm (1.248 in)
Valve clearance
Exhaust at: 20°C (68 OF) 0.12 ... 0.17 mm (0.0047 ... 0.0067 in)
Intake at: 20°C (68 OF) 0.10 ... 0.15 mm (0.0039 ... 0.0059 in)
Crankshaft bearing 2 grooved ball bearings
Conrad bearing Needle 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 2 rotor pumps (engine) /1
rotor pump (transmission)
Primary transmission
33:76
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,150W
Ignition Contactless controlled fully electronic ignition with digital igni-
tion adjustment, type Kokusan
Spark plug
NGK LKAR 8AI - 9
Spark plug electrode gap 0.9 mm (0.035 in)
Cooling Water, permanent circulation of coolant by water pump
Starter Electric starter/kick starter
CI~C!tY
-
Inllnl 011
I
Engine oil
I
0.60 I (0.63 qt.)
I
Engine oil (SAE lOW/50)
('r
p. 250)
TECHNICAL DATA - ENGINE
194
Design I-cylinder 4-stroke engine, water-cooled
Displacement (all 400 models) 393.4 cm' (24.007 cu in)
Displacement (Every 450 models) 449.3 cm' (27.418 cu in)
Displacement (All 530 models) 510.4 cm' (31.147 cu in)
Stroke (all 400 models) 55.5 mm (2.185 in)
Stroke (Every 450 models) 63.4 mm (2.496 in)
Stroke (All 530 models)
72 mm (2.83 in)
Bore 95 mm (3.74 in)
Compression ratio (all 400 models)
11.1:1
Compression ratio (All 450/530 models)
11.9:1
Idle speed 1,550 ... 1,650 rpm
Control
OHC, 4 valves controlled via rocker arm, drive via toothlwheel
chain
Valve diameter, intake 39.5 mm (1.555 in)
Valve diameter, exhaust 31.7 mm (1.248 in)
Valve clearance
Exhaust at: 20°C (68 OF) 0.12 ... 0.17 mm (0.0047 ... 0.0067 in)
Intake at: 20°C (68 OF) 0.10 ... 0.15 mm (0.0039 ... 0.0059 in)
Crankshaft bearing 2 grooved ball bearings
Conrad bearing Needle 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 2 rotor pumps (engine) /1
rotor pump (transmission)
Primary transmission
33:76
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,150W
Ignition Contactless controlled fully electronic ignition with digital igni-
tion adjustment, type Kokusan
Spark plug
NGK LKAR 8AI - 9
Spark plug electrode gap 0.9 mm (0.035 in)
Cooling Water, permanent circulation of coolant by water pump
Starter Electric starter/kick starter
CI~C!tY
-
Inllnl 011
I
Engine oil
I
0.60 I (0.63 qt.)
I
Engine oil (SAE lOW/50)
('r
p. 250)