Mercedes could take an engine penalty at the Italian Grand Prix as they assess their power unit options for the remaining races. Under the regulations a driver is allowed a maximum of three power units across a season, and over at Mercedes, a decision is looming on whether or not to introduce a fourth. Seven-time World Champion Lewis Hamilton now has only two working, but used power units available after one called it quits during the previous round at Zandvoort. With nine rounds to go including Italy, Mercedes could well choose to add a fresh power unit to their artillery, though it would come at the cost of a five-place grid penalty. That being said, the German outfit were in dominant...
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