Need help in making a Cessna 172

I have made the body of a Cessna 172 . I have also made a spinning propeller. The problem is that I can't get it airborne.

    Can anybody help me get this thing airborne?

Please don't make any changes to the body except the propeller mechanism
.

Good Luck

Link-https://www.simplerockets.com/c/V7Bf82/C172