KTM 250 SX Series User Manual

5 SUBSTANCES
21
Engine oil, 2-stroke
Standard/classification
– JASO FD ( p. 23)
Guideline
– Only use high grade 2-stroke engine oil of a reputable brand.
Fully synthetic
Recommended supplier
Motorex
®
– Cross Power 2T
Super unleaded (ROZ 95/RON 95/PON 91)
Standard/classification
– DIN EN 228 (ROZ 95/RON 95/PON 91)
Guideline
– Only use unleaded super fuel that matches or is equivalent to the specified fuel grade.
– Fuel with an ethanol content of up to 10 % (E10 fuel) is safe to use.
Info
Do not use fuel containing methanol (e. g. M15, M85, M100) or more than 10 % ethanol (e. g. E15,
E25, E85, E100).
Super unleaded (95 octane) mixed with 2-stroke engine oil (1:60)
Standard/classification
– DIN EN 228
– JASO FD ( p. 23) (1:60)
Mixture ratio
1:60 Engine oil, 2-stroke ( p. 21)
Super unleaded (ROZ 95/RON 95/PON 91) ( p. 21)
Recommended supplier
Motorex
®
– Cross Power 2T

KTM 250 SX Series Specifications

General

Displacement	249 cc
Bore x Stroke	66.4 mm x 72 mm
Starter	Kickstarter
Transmission	5-speed
Front Suspension	WP XACT-USD, Ø 48 mm
Fuel Tank Capacity	7.5 liters
Ground Clearance	370 mm
Seat Height	950 mm
Engine Type	2-stroke
Fuel System	Mikuni TMX 38
Rear Suspension	WP XACT Monoshock with linkage
Front Brake	Disc brake, 260 mm
Rear Brake	Disc brake, 220 mm