What oils the forged engine people running?

Discussion in 'Mechanical - Engine, Gearbox, Exhaust etc' started by Jamie230, Feb 7, 2015.

  1. So whats everyone using? So many to choose from looking to get some ordered for the next few oil changes after ive the car run in etc.
    jamie
     
  2. I've used millers cro 10-40 for running in. Then millers fully syn oil once I've ran in.
     

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