Estes Pro Series II G40-7W Rocket Engine:
For years Estes rockets has produced some extremely reliable and powerful model rocket engines. Now they have upped their repertoire to mid level model rocket motors that are capable of reaching incredible heights. The new Pro Series II G40-7W rocket engine can be placed on all four of the new Pro Series II model rockets, making your launch kit the one of envy at the next launch.
Estes G40-7W Engine Specifications:
| Engine Type: | G40-7W |
| Total Impulse - N-sec: | 160 |
| Time Delay - Sec.: | 7 |
| Maximum Lift Wt. - Oz.: | 24 |
| Maximum Lift Wt. - g: | 680 |
| Initial Weight - Oz.: | 4.4 |
| Initial Weight - g: | 125 |
