Ford Mustang Ecoboost Forum banner

valve deposit

  1. Direct Injection, Catch Cans, & Oil Changes

    Mustang EcoBoost Maintenance
    Hi all, I'd like to get your opinion, on what the proper solution for DI engines are, when it comes to carbon buildup on the back of the valves. For those unaware of the phenomenon, please google "direct injection vs port injection", "oil catch can purpose", "primary crankcase ventilation", and...
Top