Mercedes' reliability in pre-season testing was unsurprisingly rock solid, but Toto Wolff remains guarded given teams' reduced engine allocation for 2018. The upcoming season which kicks off in Melbourne this week could prove a challenge for engine manufacturers as the FIA implements its scheduled power unit component restrictions. This season, teams are allowed just three engines, but just two MGU-K, CE and EC elements, while the season itself sees its calendar boosted to 21 races. Initially intended to gradually rein in costs, the restrictions wreaked havoc on many teams last season as they endured a plethora of grid penalties for surpassing the then four-engine limit. Wolff is therefore...
Full Story »