YCF 50 A Owner's Manual page 114

LUBRICATION SYSTEM SPECIFICATIONS
ITEM
Engine oil capacity
Engine oil (recommended product)
Oil pump rotor
TRANSMISSION SPECIFICATIONS
ITEM
Main jet
Idle jet
Jet needle clip position
Air screw initial setting/turn
STANDARD TORQUES VALUES
FASTENER TYPE
5 mm hex bolt and nut, pan head screw #6,
6 mm hex bolt and nut, pan head screw #6,
8 mm hex bolt and nut, pan head screw #6,
10 mm hex bolt and nut, pan head screw #6,
12 mm hex bolt and nut, pan head screw #6,
After draining
After disassembly
Tip clearance
Body clearance
Side clearance
STANDARD
0.7 lt
0.9 lt
COMP 4SX 10W40 or PRO 4SX 10W40
0.15 (0.006)
0.15-0.21 (0.006 – 0.008)
0.03-0.09 (0.001- 0.004)
SPECIFICATIONS
90 for 125 cc and 100 for 150 cc
15
3 from top
rd
1.5 rpm
TORQUE
FASTENER TYPE
Nm (kgf-m)
4,9 (0.5) 5 mm pan-head screw
9,8 (1.00) 6 mm pan-head screw
6 mm flange bolt (8 mm head,
22 (2.2)
small flange)
6 mm flange bolt (10 mm head) and
34 (3.5)
8 mm flange blot and nut
54 (5.5)
10 mm flange bolt and nut
113
English
Repair Limit
TORQUE
Nm (kgf-m)
3,9 (0,4)
8,8 (0,9)
8,8 (0,9)
12 (1,2)
nut
26 (2,7)
39 (4,0)
0,20
0,27
0,15