Hi Glen ,
My advice would be the 7100 in 10w40 grade. I don't think the 300v is required in a Vincent as the oil never reaches an elevated temperature , so the cost isn't justified. Although , if your running budget isn't an issue , by all means go for the 300v , again in 10w40.
My advice would be the 7100 in 10w40 grade. I don't think the 300v is required in a Vincent as the oil never reaches an elevated temperature , so the cost isn't justified. Although , if your running budget isn't an issue , by all means go for the 300v , again in 10w40.