View Full Version : 2013 Towboat Evaluations

01-03-2013, 10:04 PM
Just looking at the Towboat evaluations in this months Waterskier Magazine. Anyone know why they refer to the 190/197 as unmodified? What would the modifications be? Engine? Hull? Both?

01-03-2013, 10:27 PM
AWSA considers a boat to be modified if any of the following occur.

"New or Modified Towboat

A towboat model tested at the preceding year's towboat test will be considered "new or
modified" when any of the following conditions are met:

1. Non Propulsion System Related Items
(a) The towboat hull / plug has been changed or modified in any way from the
gunnel downward. This includes changes to spray rails, strakes, etc. This also
includes a change in the size or location of the stability fins or shaft location.

(b) A change is made from a closed deck to an open bow, or vice versa.

(c) There is a change in engine placement or location.

(d) A change in speed control software or hardware that impacts the skiers’ pull in
slalom, trick or jump.

(e) There is a change in total weight of more than 10%.

(f) Any other changes must be approved by the AWSA Towboat Committee prior to
the boat tests.

2. Propulsion System Related Items
(a) There is a change in the engine manufacturer or model as tested from the
previous year. This includes cubic inch displacement, horsepower,
carburetion/EFI, engine management system (ECM), etc.

(b) There is a change in transmission gearing (e.g., 1:1, 1.25:1, 1.5:1, etc.).

(c) There is a change in propeller size, blade number or material (I.e.: bronze to
This came from the 2012-2013 AWSA Tow Boat Policy Manual