MODEL AIRPLANE ENGINE SIZE CONVERSION CHART
CUBIC INCHES = CUBIC CENTIMETERS
| .049 CU. IN. = .8 CC |
| .09 CU. IN. = 1.5 CC |
| .15 CU. IN. = 2.5 CC |
| .19 CU. IN. = 3.1 CC |
| .21 CU. IN. = 3.5 CC |
| .25 CU. IN. = 4.1 CC |
| .29 CU. IN. = 4.8 CC |
| .35 CU. IN. = 5.7 CC |
| .40 CU. IN. = 6.5 CC |
| .46 CU. IN. = 7.5 CC |
| .50 CU. IN. = 8.2 CC |
| .61 CU. IN = 10.0 CC |
| .80 CU. IN. = 13.0 CC |
| .91 CU. IN. = 14.9 CC |
| 1.20 CU. IN. = 20.0 CC |
| 1.50 CU. IN. = 25.0 CC |
| 1.60 CU. IN. = 26.2 CC |
| 1.80 CU. IN. = 30.0 CC |
| 2.00 CU. IN. = 32.8 CC |
| 2.40 CU. IN = 39.3 CC |
| 2.70 CU. IN. = 44.3 CC |
| 3.00 CU. IN = 49.2 CC |