22 Technical Data; Engine; Engine Tightening Torques - GAS GAS EX 250 2023 Owner's Manual

22 TECHNICAL DATA

22.1
Design
Displacement (EX 250 US)
Displacement (EX 300 US)
Stroke
Hole (EX 250 US)
Hole (EX 300 US)
Exhaust control - setting measurement (EX 250 US)
Exhaust control - setting measurement (EX 300 US)
Crankshaft bearing
Conrod bearing
Piston pin bearing
Piston
Piston rings (EX 250 US)
Piston rings (EX 300 US)
X distance (upper edge of piston to upper edge of cylinder)
Z distance (height of control flap) (EX 250 US)
Z distance (height of control flap) (EX 300 US)
Primary transmission
Clutch
Transmission
Transmission ratio
first-gear
second-gear
third-gear
fourth-gear
fifth-gear
sixth-gear
Alternator
Ignition system
Spark plug
Spark plug electrode gap
Starting aid
22.2
Screw, inner membrane sheets
Screw, membrane support plate
Screw, outer membrane sheets
Screw, angle lever, exhaust control
Screw, bearing retainer
Screw, clutch spring retainer
Screw, crankshaft speed sensor
124

Engine

Engine tightening torques

EJOTDELTA PT
EJOTDELTA PT
EJOTDELTA PT
M5
M5
M5
M5
1-cylinder 2-stroke engine, water-cooled, with reed intake,
exhaust control and transfer duct injection
249 cm³ (15.19 cu in)
293.15 cm³ (17.8892 cu in)
72 mm (2.83 in)
66.4 mm (2.614 in)
72 mm (2.83 in)
2.7 mm (0.106 in)
+ 0.2 + 0.008
− 0 − 0
2.3 mm (0.091 in)
+ 0.2 + 0.008
− 0 − 0
1 grooved ball bearing/1 roller bearing
Needle bearing
Needle bearing
Cast aluminum
2 half keystone rings
2 rectangular rings
0 ... 0.10 mm (0 ... 0.0039 in)
49.0 mm (1.929 in)
49.5 mm (1.949 in)
26:73
Multidisc clutch in oil bath/hydraulically activated
6 gear transmission, claw shifted
15:31
16:25
20:25
22:23
25:22
26:20
12 V, 196 W
Contactless controlled fully electronic ignition with digital
ignition adjustment
NGK BR 7 ES
0.6 mm (0.024 in)
Electric starter system
® 35x25 1 Nm (0.7 lbf ft)
® 30x12 1 Nm (0.7 lbf ft)
® 30x6 1 Nm (0.7 lbf ft)
6 Nm (4.4 lbf ft)
6 Nm (4.4 lbf ft)
6 Nm (4.4 lbf ft)
6 Nm (4.4 lbf ft)
Loctite ® 243™
Loctite ® 243™
Loctite ® 243™