Renault Enlarge Renault is expecting fuel consumption to be on the limit at this weekend's Singapore Grand Prix, with the stop-start nature of the track meaning it is one of the most challenging races of the year. Under the 2014 regulations, the V6 turbo power units are limited to just 100kg of fuel over the course of a race but are much more efficient and draw on more power from energy recovery systems. Much like city driving in a road car, the constant braking and acceleration around the streets of Singapore means fuel consumption is high and could be close to the limit during the race. "These short bursts of power naturally require good torque response and driveability but they...
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