B-spec engine
![Renault: B-spec engine worth 0.5s per lap](https://f1i.com/wp-content/uploads/2016/05/XPB_810639_HiRes-1-300x180.jpg)
Renault: B-spec engine worth 0.5s per lap
Rémi Taffin says Renault’s B-spec engine is worth “around half a second per lap”, with the upgrade set...
Rémi Taffin says Renault’s B-spec engine is worth “around half a second per lap”, with the upgrade set...