Porsche Penske Motorsport’s two Porsche 963 racers have achieved yet another one-two result, this time at the Laguna Seca Raceway. Factory drivers Matt Campbell from Australia and Mathieu Jaminet from France celebrated their first win of the season at round four of the IMSA WeatherTech SportsCar Championship.Porsche Penske Motorsport’s two Porsche 963 racers have achieved yet another one-two result, this time at the Laguna Seca Raceway. Factory drivers Matt Campbell from Australia and Mathieu Jaminet from France celebrated their first win of the season at round four of the IMSA WeatherTech SportsCar Championship.