KTM RC 390 User Manual

18 SERVICE WORK ON THE ENGINE 151
18.1 Checking the engine oil level
Condition
The engine is at operating temperature.
Preparatory work
– Stand the motorcycle upright on a horizontal surface.
L02257-10
Main work
– Check the engine oil level.
Info
After switching off the engine, wait one minute before checking the level.
The engine oil must be between the

and

markings .
»
When the engine oil level is below the

marking:
– Add the engine oil. ( p. 154)
»
When the engine oil level is above the

marking:
– Correct the engine oil level.
18.2 Changing the engine oil and oil filter, cleaning the oil screens
Warning
Danger of scalding Engine oil and gear oil get very hot when the motorcycle is ridden.
– Wear appropriate protective clothing and safety gloves. In case of burns, rinse immediately with lukewarm water.
Warning
Environmental hazard Hazardous substances cause environmental damage.
– Oil, grease, filters, fuel, cleaners, brake fluid, etc., should be disposed of as stipulated in applicable regulations.

KTM RC 390 Specifications

General

Displacement	373.2 cc
Max Torque	37 Nm @ 7000 rpm
Transmission	6-speed
Cooling System	Liquid Cooled
Front Suspension	WP APEX 43
Rear Suspension	WP APEX Monoshock
Rear Brake	230 mm disc, single-piston floating caliper
Fuel Tank Capacity	13.7 liters
Seat Height	824 mm
Bore x Stroke	89 mm x 60 mm
Compression Ratio	12.6:1
Frame	Steel Trellis Frame, Powder Coated
Engine Type	Single-cylinder, 4-stroke
Max Power	43.5 PS @ 9000 rpm
Fuel System	Electronic Fuel Injection
Front Brake	320 mm disc, 4-piston radial caliper
ABS	Dual Channel ABS
Dry Weight	172 kg
Front Tire	110/70 R17
Rear Tire	150/60 R17
Ground Clearance	158 mm