Owner's Manual
20 TECHNICAL DATA 90
Transmission ratio
First gear 14:28
Second gear 15:24
Third gear 18:24
Fourth gear 21:24
Fifth gear 22:21
Ignition Contactless controlled fully electronic ignition with digital ignition
adjustment, type Kokusan
Ignition point (BTDC) 1.9 mm (0.075 in)
Spark plug NGK BR 8 ECM
Spark plug electrode gap 0.60 mm (0.0236 in)
Starting aid Kick starter
20.2 Engine tightening torques
20.2.1 125 TC EU
Screw, inner membrane sheets EJOT DELTA PT
®
35x25 1 Nm (0.7 lbf ft) –
Screw, membrane support plate EJOT DELTA PT
®
30x12 1 Nm (0.7 lbf ft) –
Screw, outer membrane sheets EJOT DELTA PT
®
30x6 1 Nm (0.7 lbf ft) –
Locking screw for bearing M5 6 Nm (4.4 lbf ft) Loctite
®
243™
Screw, alternator cover M5 5 Nm (3.7 lbf ft) –
Screw, centrifugal timer M5 8 Nm (5.9 lbf ft) Loctite
®
243™
Screw, exhaust control cover M5 5 Nm (3.7 lbf ft) –
Screw, exhaust flange M5 6 Nm (4.4 lbf ft) –
Screw, ignition system/stator M5 6 Nm (4.4 lbf ft) Loctite
®
222™
Screw, lock washer, axle for control flap M5 6 Nm (4.4 lbf ft) Loctite
®
243™
Screw, locking lever M5 6 Nm (4.4 lbf ft) Loctite
®
243™
Screw, water pump wheel M5 6 Nm (4.4 lbf ft) Loctite
®
243™
Adjustment cable, exhaust control M6 10 Nm (7.4 lbf ft) Loctite
®
243™
Bleeder screw, cylinder head M6 10 Nm (7.4 lbf ft) –
Screw, clutch cover M6 10 Nm (7.4 lbf ft) –
Screw, clutch slave cylinder M6 10 Nm (7.4 lbf ft) Loctite
®
243™
Screw, clutch spring M6 10 Nm (7.4 lbf ft) –
Screw, engine case M6 10 Nm (7.4 lbf ft) –
Screw, exhaust control M6 10 Nm (7.4 lbf ft) –
Screw, gear oil level check M6 10 Nm (7.4 lbf ft) –
Screw, intake flange/reed valve housing M6 10 Nm (7.4 lbf ft) –
Screw, kick starter stop plate M6 10 Nm (7.4 lbf ft) Loctite
®
243™
Screw, shift lever M6 14 Nm (10.3 lbf ft) Loctite
®
243™
Screw, shifting gate M6 10 Nm (7.4 lbf ft) Loctite
®
243™
Screw, water pump cover M6 10 Nm (7.4 lbf ft) Loctite
®
243™
Screw, cylinder head M7 18 Nm (13.3 lbf ft) –
Axle for control flap, exhaust control M8 Step 1
3 Nm (2.2 lbf ft)
Step 2 (loosen, counter-
clockwise)
1/4 turn
–
Nut, cylinder base M8 30 Nm (22.1 lbf ft) –
Screw, kick starter M8 25 Nm (18.4 lbf ft) Loctite
®
243™
Screw, shift drum locating M8 25 Nm (18.4 lbf ft) Loctite
®
243™
Stud, cylinder base M8 35 Nm (25.8 lbf ft) –
Drain plug, water pump cover M10x1 15 Nm (11.1 lbf ft) –
Gear oil drain plug M10x1 15 Nm (11.1 lbf ft) –