Cadillac Gt3 Race Car. The imsa weathertech championship is a global racing series featuring longer endurance races. It utilises a mostly aluminium structure to deliver a much lighter race ready weight of significantly less than 1300 kg together with more even weight distribution ideal for racing.
In fact 47 different cars from 25 manufacturers have been homologated for the class. As such we think gt3 is the single most successful production car based racing category there has ever been. The new gt3 race car was developed in tandem with the recently launched continental gt road car and the performance learnings are many.
Cadillac racing 2 cars likely the champions are likely to continue in 2015 with a new car in gt3 spec.
In fact 47 different cars from 25 manufacturers have been homologated for the class. The gt3 category was initially created in 2005 by the sro group as a third rung in the ladder of grand touring. It is fitted with the gm lf4 r the racing version of the same twin turbo 3 6l v 6 engine used in the production car. All this means there s a lot of money to be made from building gt3 cars.
