Eiron,
Delvac 1 is the best product Mobil makes, hands down, with the possible exception of their much more expensive Motorcycle oils. D1 may not last as long as the 0w-40 in some applications,but it will generate much lower wear rates and less oil consumption.
TS
Delvac 1 is the best product Mobil makes, hands down, with the possible exception of their much more expensive Motorcycle oils. D1 may not last as long as the 0w-40 in some applications,but it will generate much lower wear rates and less oil consumption.
TS