Mix ratio up to 50:1 or according to manufacturer
Ratio
of fuel
to oil
14:1
15:1
20:1
25:1
32:1
40:1
50:1
ml of oil per litres of fuel
ml of oil per US gal/qt
1 litre
5 litres
20 litres
1 qt
71
67
50
40
31
25
20
357
333
250
200
156
125
100
1428
1333
1000
800
625
500
400
68
63
48
38
30
24
19
1 gal
270
252
189
151
118
95
76
Conversions: 1 US gal = 3.785 litres (3,785 ml) 1 US quart = 946.3 ml
1 US fl oz = 29.6 ml 1 litre = 1000ml
300
PowerModel 2T-S
HEAT
PROTECTION
High Performance
Synthetic
2 stroke oil
280
260
HEAT PROTECTION
0.1
0.2
0.3