Mercury 15XD - Electronic Spark Advance

IGNITION
90-826883 R2 JUNE 1998 Page 2A-11
Electronic Spark Advance
Engine Speed - RPM
0
5
10
15
20
25
30
1000 2000 3000 4000
5000
6000 7000
750 ± 50 R.P.M.
Approx. 3-5° B.T.D.C.
5800 R.P.M.
25° B.T.D.C.
6200 RPM
15° B.T.D.C.
Set-Up Timing
28° B.T.D.C.
@3000 ± 200
RPM
5500 RPM