 Engine Conversions
| Engine |
cc |
in.3 |
| G-23 |
23.0 |
1.40 |
| G-38 |
38.0 |
2.31 |
| G-45 |
45.0 |
2.75 |
| 3.2 |
52.4 |
3.20 |
| 60 cc |
60.0 |
3.66 |
| G-62 |
62.0 |
3.78 |
| 4.2 |
68.83 |
4.20 |
| G445 |
74.1 |
4.45 |
| 5.8 |
95.06 |
5.80 |
| 6.0 |
100.00 |
6.00 |
| 6.4 |
101.61 |
6.40 |
Conversions:
cu. cm. x 6.102 x 10-2 = in.3
in.3 x 1.639 x 10 = cu. cm.
mm/.0254 = inches
inches x .0254 = mm
2-Stroke Propeller Chart
| Engine Size (in.3) |
Recommended Prop Sizes |
| |
Engine Size (in.3) |
Recommended Prop Sizes |
| .020 |
4 1/2 x 2 |
| |
.45 - .50 |
11 x 5
11 x 6
10 x 8 |
| .049 - .051 |
6 x 3
6 x 4
5-1/2 x 4 |
| |
.60 - .61 |
11 x 7
11 x 7-1/2
11 x 8 |
| .09 - .10 |
7 x 3
7 x 4
7 x 6 | | |
.71 - .80 |
12 x 4 to 14 x 6 |
| .15 |
8 x 4
8 x 5
8 x 6 | | |
.90 |
14 x 4
14 x 6 |
| .19 - .25 |
8 x 6
9 x 5
9 x 6 | | |
1.08 |
15 x 8
16 x 6 |
| .29 |
9 x 7
10 x 5
10 x 6 | | |
1.2 |
14 x 6 to 16 x 4 |
| .30 - .35 |
9 x 7
10 x 6
10 x 7 | | |
2.0 |
18 x 6
20 x 6 |
| .40 |
10 x 6
10 x 7
10 x 8 | | |
2.4 |
18 x 10 to 22 x 20 |
4-Stroke Propeller Chart
| Engine Size (in.3) |
Recommended Prop Sizes |
| |
Engine Size (in.3) |
Recommended Prop Sizes |
| .20 - .21 |
9 x 6
10 x 4 |
| |
1.2 |
11 x 10
12 x 9
12 x 10 |
| .26 |
9 x 6
10 x 6 |
| |
1.6 |
16 x 8
18 x 6 |
| .40 - .45 |
10 x 8
11 x 6 | | |
2.4 |
18 x 10
20 x 8 |
| .60 |
12 x 6
13 x 5 | | |
2.7 |
20 x 8
20 x 10 |
| .70 |
11 x 8
11 x 9
12 x 7
12 x 8 | | |
3.0 |
20 x 10 |
| .90 |
11 x 10
12 x 9
12 x 10 |
Fuel Tank Chart
| Engine Size (in.3) |
Recommended Tank Sizes |
| .049 |
1 oz. |
| .09 - .15 |
2 - 4 oz. |
| .19 - .25 |
4 oz. |
| .29 - .35 |
6 - 8 oz. |
| .40 - .45 |
8 - 10 oz. |
| .60 |
12 -16 oz. |
| Larger than .60 |
As large as you can fit
into the plane |
|
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