 The performance difference between the LMP1 and LMP2 classes will be increased by decreasing LMP1 class' minimum weight 900 kg, the LMP2 class' minimum weight increased to 825 kg, and a reduction in the fuel capacity of LMP2 cars from 90 litres to 80 litres.The ACO also added rules regarding the types of engines and fuels which can be used.Production engines which meet the GT1 and GT2 class regulations can now be installed in LMP1 and LMP2 class cars respectively.