QUICK REFERENCE DATA
Yamaha Enduros
(This document is available in our download section)
Magneto Timing Loosen screw (A), then pry stationary contact with screw-driver inserted into slot (B) until breaker points just open when piston is at distance below top dead center specified in table below |
CDI Timing To Adjust ignition timing on models with DCI, loosen pulser setscrews, then align timing marks when piston is at distance below top dead center specified in table below |
ENGINE TUNE UP |
||||||
Model |
Spark Plug |
Spark Plug Gap (in.) |
Ignition Timing |
|||
NGK |
ND |
inch |
mm |
|||
DT1, DT1B |
B7E |
- |
0.024 |
0.126 |
3.2 |
Wedge lever in full advance position when setting timing. |
DT1C, DT1E |
B8ES |
W24ES |
0.024 |
0.126 |
3.2 |
|
DT2, DT3 |
B8ES |
W24ES |
0.024 |
0.126 |
3.2 |
|
DT1C-MX, DT1E-MX |
B10EN |
W31EN |
0.024 |
0.091 |
2.3 |
|
DT2-MX |
B9EV |
W27ESG |
0.024 |
0.091 |
2.3 |
|
MX 250 |
B8EV |
W24ESG |
0.024 |
0.091 |
2.3 |
|
YZ 250 |
B8EV |
W24ESG |
0.016 |
0.091 |
2.3 |
|
DT 250 |
B8ES |
W24ES |
0.024 |
0.126 |
3.2 |
|
RT1, RT1B |
B9ES |
W27ES |
0.024 |
0.114* |
2.9* |
|
RT1-MX, RT1B-MX |
B9EN |
W27EN |
0.024 |
0.114 |
2.9 |
|
RT2, RT3 |
B9ES |
W27ES |
0.024 |
0.114 |
2.9 |
|
RT2-MX |
B9EV |
W27ESG |
0.024 |
0.098 |
2.5 |
|
DT 360 |
B9ES |
W27ES |
0.024 |
0.114 |
2.9 |
|
MX 360 |
B8EV |
W24ESG |
0.016 |
0.098 |
2.5 |
|
YZ 360 |
B8EV |
W24ESG |
0.016 |
0.091 |
2.3 |
|
DT 400 |
B9ES |
W27ES |
0.024 |
0.106 |
2.7 |
|
*See drawing NOTE: On models with magneto ignition, point gap adjustment is not required except for that which is made to adjust ignition timing. |