3-24 ENGINE
VALVE SEAT SERVICE
The valve seats for both intake and exhaust valves are
machined to two different angles. (The seat contact surface is
cut at 45°.)
&
09916-21111: Valve seat cutter set
09916-24480: Solid pilot (N-140-5.5)
09916-24900: Valve seat cutter set
NOTE:
Use the solid pilot (N-100-5.52) along with the valve seat cutter
(N-121 and -122)
#
• When installing the solid pilot
1
, rotate it slightly.
• Seat the pilot snugly. Install the 45° cutter
2
, attachment
3
and T-handle
4
.
INTAKE SIDE
EXHAUST SIDE
15°
N-212
15°
N-121
45°
N-122
45°
N-122
45˚
15˚
Valve seat
The valve seat contact area must be inspected after
each cut.
15˚
15˚
45˚
45˚
Summary of Contents for DR 125
Page 1: ...DR Z125 L 9 9 5 0 0 4 1 1 2 5 0 1 E...
Page 34: ...PERIODIC MAINTENANCE 2 21...
Page 167: ...SERVICING INFORMATION 7 9 WIRING DIAGRAM...
Page 222: ...Printed in Japan K3 K4 K5 K6 K7 K8...
