Lewis Hamilton has taken a step closer to incurring a grid penalty after taking on a fresh power unit for the Austrian Grand Prix this weekend, meaning he is now on his fifth and final turbocharger and MGU-H. The Mercedes driver suffered a spate of reliability troubles in the opening races of the season which saw him burn through several power unit components well ahead of their scheduled introduction. Those failures and the decision to install a completely new power unit this weekend, now means Hamilton is on his fifth turbocharger, fifth MGU-H, fourth energy store and fourth control electronics. Should a driver use a sixth of any component, they will be hit with a ten-place grid...
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