Yamaha MZ250 2012 Supplementary Service Manual page 23

Model name:
Model code number:
Electrical:
Ignition system
Ignition timing (3600 r/min)
Spark plug type
Spark plug gap
* The power rating of the engine indicated in the SPECIFICATIONS is the net power output tested
on an engine model and measured at 3600 r/min.
Actual power output for an installed engine will vary depending on numerous factors, including
the operating speed of the engine, environmental conditions, and other variables.
GENERAL SPECIFICATIONS
MZ250
7KBJ
mm (in)
4-2
SPEC
MZ300
7KBN 7VBJ
TCI
BTDC 20° ± 3°
BPR4ES (NGK)
0.7–0.8 (0.028–0.031)
7VBN
4