| Recommended Car Weight (oz) | ||||
| Car Length (scale ft) |
Car Length (inches) |
Minimum Weight of Car |
Ideal Weight of Car |
Maximum Weight of Car |
| 34 | 2 4/8 | 3/4 | 7/8 | 1 |
| 38 | 2 7/8 | 3/4 | 7/8 | 1 |
| 39 | 2 7/8 | 7/8 | 1 | 1 1/8 |
| 49 | 3 5/8 | 7/8 | 1 | 1 1/8 |
| 50 | 3 6/8 | 1 | 1 1/8 | 1 1/4 |
| 61 | 4 5/8 | 1 | 1 1/8 | 1 1/4 |
| 62 | 4 5/8 | 1 1/8 | 1 1/4 | 1 3/8 |
| 72 | 5 3/8 | 1 1/8 | 1 1/4 | 1 3/8 |
| 73 | 5 4/8 | 1 1/4 | 1 3/8 | 1 1/2 |
| 83 | 6 2/8 | 1 1/4 | 1 3/8 | 1 1/2 |
| 84 | 6 2/8 | 1 3/8 | 1 1/2 | 1 5/8 |
| 94 | 7 | 1 3/8 | 1 1/2 | 1 5/8 |
| Formula: 1/2 oz + .15 oz / inch of car length | ||||