 |
 T  |
| Tail Fin |
|
An aerodynamic surface mounted vertically on the superstructure, near the transom, to improve directional stability; sometimes called the air rudder.
|
|
| Three-Point Hydroplane |
|
A hydroplane that has two sponsons, one at each side of the hull. The sponsons lift the hull so that, at high speeds, only they and the propeller are in contact with the water, hence three points.
|
|
| Transom |
|
A vertical structure that marks the end of the main hull or sponson.
|
|
| Tunnel |
|
The channel formed by the bottom of the main hull and the inner walls of a sponson.
|
|
| |
|
