The CHEAPEST backflip jet ski build, Part 9.

In this video we use the two part expanding foam to fill in the tray area. In the next video we will be glassing in the tray area and mocking up the motor and pump set up. Make sure to subscribe for more videos! #standupjetski #superjet #yamaha #kawasaki #backflipjetski #nastymoto #minibike #jetski #dirtbike #minibikebuild #gokart