An effort to battle heat soak induced vapor lock Vapor Lock Fuel Additive
Evaporating from where? Do you mean some kind of fuel additive to prevent vapor lock? Pip007 (Philip H.) I haven't researched if these fuel additives or 89 octane raise the fuels vapor pressure but I doubt they do. Quote. scottnance. In this video we walk through the 3 most common problems with outboard priming bulbs. Motor: 6HP Mercury 4 Stroke Boating ...