Is Castrol Valvemaster leaded fuel additive still available?
This was the question that several readers of Honest John Classics had been in touch with the Honest John website about. To clear up the rumours, Honest John got in touch with Castrol Classic Oils to clarify the situation. Of course, we let them know that the answer is a resounding 'yes' - both Valvemaster and Valvemaster Plus are still available!
You can read the full article here - https://classics.honestjohn.co.uk/news/general-news/2018-04/is-castrol-valvemaster-leaded-fuel-additive-still-available/