Yamaha MZ400 Supplementary Service Manual page 11

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
MZ400
7HSB
mm (in)
2-2
SPEC
MX400
7HSJ
TCI
BTDC 23° ± 3°
BPR4ES (NGK)
0.7–0.8 (0.028–0.031)
2