Specifications

7
3
Briggs & Stratton Alternator Systems
Single Cylinder Engine Models
The alternator systems used on Briggs & Stratton single cylinder engines can be identified by the color of the output
wire and connector. Table No. 1, lists the various alternator system, engine model applications. Test procedures are
listed by page number, reference illustrations by Fig. number.
TABLE NO. 1
Basic
Model
Series
90000
110000
120000 130000 170000 190000 220000 240000 250000 280000 320000
System 3
System 4
Fig. 1
p. 4
1/2 Amp
Fig. 3
p. 4
1.2 Amp
(Current)
Fig. 4
p. 5
1-1/2 Amp
(Early)
Fig. 5
p. 5
DC
Only
Fig. 6
p. 5
Fig. 6
p. 5
Fig. 6
p. 5
Fig. 6
p. 5
Fig. 6
p. 5
Fig. 6
p. 5
Fig. 6
p. 5
AC
Only
Fig. 7
p. 6
Fig. 7
p. 6
Fig. 7
p. 6
Fig. 7
p. 6
Fig. 7
p. 6
Fig. 7
p. 6
Dual
Circuit
Fig. 8
p. 5
Fig. 8
p. 5
Fig. 8
p. 5
Fig. 8
p. 5
Fig. 8
p. 5
Fig. 8
p. 5
Fig. 8
p. 5
Tri-
Circuit
Fig. 9
p. 6
Fig. 9
p. 6
Fig. 9
p. 6
Fig. 9
p. 6
Fig. 9
p. 6
Fig. 9
p. 6
Quad
Circuit
Fig. 10
p. 7
Fig. 10
p. 7
5 & 9 Amp
Regulated
Fig. 11
p. 7
Fig. 11
p. 7
Fig. 11
p. 7
Fig. 11
p. 7
10 & 16
Amp
Regulated
Fig. 12
p. 7
Fig. 12
p. 7
Fig. 12
p. 7
Fig. 12
p. 7
Fig. 12
p. 7
Fig. 12
p. 7
NOTE:All alternators are rated at 3600 RPM,
except Model Series 90000, 110000,
120000 which are rated at 2800 RPM.
Output is reduced as engine speed is
lowered.