Nissan LMP1 signing Harry Tincknell is a Motorsport.com columnist for 2015, and he gives us the latest from inside the GT-R LM NISMO camp.
It was a quiet test in some respects for Derani and G-Drive Racing.
The youngsters aged 16-25 Aston Martin works drivers will be competing in the British GT Championship, Blancpain Endurance Series, GT Asia and 24H Series.
After every session a Porsche 919 Hybrid was on top of the time sheets.
With closer BOP and identical tires, it will be easy for teams in both series to compete in one or more races of the other championship.
Porsche has come out of the box swinging at Circuit Paul Ricard.
With a qualifying race and a main race, the sprint format remains unchanged...
Proven base was extensively optimized...
Four Audi R8 LMS ultra entered in the Blancpain Sprint Series and three in the Blancpain Endurance Series