F1 to scrap power unit token system from 2017
The move means the four manufacturers will face no limits on development, other than the fact that they can only introduce upgrades when a driver uses new elements.
The change was one of the key concessions made when the manufacturers agreed to cut their prices to customers in 2017.
All four now have works teams and will justify their spending in terms of making their own … Keep reading
This article was originally published on motorsport.com.