KTM 990 Supermoto R User Manual

TECHNICAL DATA - ENGINE 189
Design 2-cylinder 4-stroke Otto motor, 75° V arrangement, water-cooled
Displacement 999 cm³ (60.96 cu in)
Stroke 62.4 mm (2.457 in)
Bore 101 mm (3.98 in)
Compression ratio 11.5:1
Control DOHC, 4 valves per cylinder, chain-driven
Valve - diameter
Exhaust 33 mm (1.3 in)
Intake 38 mm (1.5 in)
Valve clearance
Exhaust at: 20 °C (68 °F) 0.25… 0.30 mm (0.0098… 0.0118 in)
Intake at: 20 °C (68 °F) 0.10… 0.15 mm (0.0039… 0.0059 in)
Crankshaft bearing Sleeve bearing
Conrod bearing Sleeve bearing
Piston Forged light alloy
Piston ring 1 L-ring, 1 tapered compression piston ring, 1 oil scraper ring
Engine lubrication Dry sump lubrication system with two rotor pumps
Primary transmission 35:67
Clutch Multidisc clutch in oil bath/hydraulically activated
Transmission 6-gears, claw-shifted
Transmission ratio
1st gear 12:35
2nd gear 15:32
3rd gear 18:30
4th gear 20:27

KTM 990 Supermoto R Specifications

General

Engine Type	V-twin, 4-stroke
Displacement	999 cc
Transmission	6-speed
Seat Height	875 mm
Dry Weight	191 kg
Bore x Stroke	101 mm x 62.4 mm
Compression Ratio	11.5:1
Fuel System	Electronic Fuel Injection
Cooling System	Liquid cooled
Front Suspension	WP USD 48mm
Rear Suspension	WP monoshock
Front Tire	120/70 ZR 17
Rear Tire	180/55 ZR 17
Wheelbase	1505 mm
Starter	Electric
ABS	Optional
Torque	97 Nm
Rear Brake	Single 240 mm disc
Frame	Chromoly trellis
Front Brake	2 x 305 mm discs