ENGINE
RS 125
6.2. ENGINE
6.2.1. GENERAL
INFORMATION
Type
2-stroke single-cylinder engine with intake reed valve.
Separate lubrication with variable-rate automatic mixer (1.0 – 3.0%).
Cylinders
1
Total displacement
124.82 cu cm
Bore/stroke
54 mm / 54.5 mm
Compression ratio
12.5 ± 0.5 : 1
Starter
electric
Engine idling speed (rpm)
1250 ± 100 rpm
Clutch
Wet multi-plate clutch operated by manual control
on left handlebar
Cooling liquid
cooling
Gearbox
6-speed mechanical transmission with control pedal on left side of engine
Carburetor
DELL’ORTO PHBH 28
Ignition CDI
Spark advance
12° ± 2° at 2000 rpm
6 - 4
Summary of Contents for RS 125
Page 7: ...GENERAL INFORMATION RS 125 GENERAL INFORMATION 1 1 1 ...
Page 30: ...GENERAL INFORMATION RS 125 1 24 ...
Page 31: ...ROUTINE MAINTENANCE RS 125 ROUTINE MAINTENANCE 2 2 1 ...
Page 88: ...ROUTINE MAINTENANCE RS 125 2 58 ...
Page 89: ...LUBRICATION RS 125 LUBRICATION 3 3 1 ...
Page 92: ...LUBRICATION RS 125 THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK 3 4 ...
Page 93: ...FUEL SYSTEM RS 125 FUEL SYSTEM 4 4 1 ...
Page 103: ...COOLING SYSTEM RS 125 COOLING SYSTEM 5 5 1 ...
Page 111: ...ENGINE RS 125 ENGINE 6 6 1 ...
Page 118: ...ENGINE RS 125 Generator 5 Pick up 6 ECU ground 7 Neutral light switch 8 6 8 ...
Page 123: ...ENGINE RS 125 ECU ground 6 Pick up 7 Generator 8 Starter motor 9 6 13 ...
Page 127: ...ENGINE RS 125 6 3 2 SPECIAL TOOLS Exhaust valve extractor ROTAX part no 277 445 6 17 ...
Page 133: ...CHASSIS 7 1 RS 125 CHASSIS 7 ...
Page 238: ...CHASSIS 7 106 RS 125 Pull the shock absorber in a downward motion to remove ...
Page 245: ...ELECTRICAL SYSTEM 8 1 RS 125 ELECTRICAL SYSTEM 8 ...
Page 274: ...ELECTRICAL SYSTEM 8 30 RS 125 8 16 WIRING DIAGRAM 8 16 1 WIRING DIAGRAM ...
Page 276: ...ELECTRICAL SYSTEM 8 32 RS 125 THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK ...
Page 277: ...TROUBLESHOOTING INFORMATION RS 125 TROUBLESHOOTING INFORMATION 9 9 1 ...
Page 285: ...TROUBLESHOOTING INFORMATION RS 125 FUEL SYSTEM HOSES OIL TUBES B F E G H I 9 9 ...
Page 286: ...TROUBLESHOOTING INFORMATION RS 125 CLUTCH CABLE M L COLD START CABLE N I 9 10 ...
Page 287: ...TROUBLESHOOTING INFORMATION RS 125 THROTTLE CABLE A O H I 9 11 ...
Page 288: ...TROUBLESHOOTING INFORMATION RS 125 COOLING SYSTEM P Q 9 12 ...
Page 289: ...TROUBLESHOOTING INFORMATION RS 125 R T S 9 13 ...
Page 290: ...TROUBLESHOOTING INFORMATION RS 125 THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK 9 14 ...