KTM Freeride 350, Owner'S Manual

Page: 97 / 113

TECHNICAL DATA - ENGINE
95
Design 1-cylinder 4-stroke engine, water-cooled
Displacement 349.7 cm³ (21.34 cu in)
Stroke 57.5 mm (2.264 in)
Bore 88 mm (3.46 in)
Compression ratio 12.3:1
Idle speed 1,800… 1,900 rpm
Control DOHC, four valves controlled via cam lever, drive via timing
chain
Valve diameter, intake 36.3 mm (1.429 in)
Valve diameter, exhaust 29.1 mm (1.146 in)
Valve clearance
Intake at: 20 °C (68 °F) 0.10… 0.15 mm (0.0039… 0.0059 in)
Exhaust at: 20 °C (68 °F) 0.13… 0.18 mm (0.0051… 0.0071 in)
Crankshaft bearing 2 cylinder bearings
Conrod bearing Needle bearing
Piston pin bearing Not a bearing bush - DLC-plated piston pins
Pistons Forged light alloy
Piston rings 1 compression ring, 1 oil scraper ring
Engine lubrication Pressure circulation lubrication with two Eaton pumps
Primary transmission 24:73
Clutch Multidisc clutch in oil bath/hydraulically activated
Transmission ratio
1st gear 14:32
2nd gear 16:26
3rd gear 20:25
4th gear 22:23
5th gear 25:22
6th gear 26:20
Alternator 12 V, 168 W
Ignition Contactless controlled fully electronic ignition with digital igni-
tion adjustment
Spark plug NGK LMAR9AI-10
Spark plug electrode gap 1.0 mm (0.039 in)
Cooling Water cooling, permanent circulation of coolant by water pump
Starting aid Electric starter
21.1
Capacity - engine oil
Engine oil 1.20 l (1.27 qt.) Engine oil (SAE 10W/50) ( p. 103)
Alternative engine oil Engine oil (SAE 10W/60)
(00062010035) (
p. 103)
21.2
Capacity - coolant
Coolant 0.7 l (0.7 qt.) Coolant ( p. 103)
Coolant (mixed ready to use) ( p. 103)