It was a good day for Team Qatar and powerboat racing drivers Alex Carella and Terry Rinker Friday.

Carella claimed victory in the 21st Grand Prix of Abu Dhabi, while Rinker placed eighth.

Rinker, who drives for Team AMSOIL, is racing the final two events of the UIM F1 H2O World Championship Tour with the Qatar Team.

Carella claimed his sixth career victory Friday and a back-to-back world championship. The Italian won by 2.84 seconds in the 40-lap event on the 2.2 kilometer course. The race was stopped after 32 laps due to an accident.

The Grand Prix drew a crowd estimated in the tens of thousands.

Rinker, who hails from Tampa, Florida, will also race in the sixth and final round of the Tour Dec. 7 in Sharjah, UAE.