Recent content by MescaBug

  1. M

    Gulf Supreme Duty XLE 10W30 CJ-4/SM

    Thanks for the comments. I read a little about the whole Gulf history. From what I understand, the 'GULF' brand was brought back in Jan 2010. I remember Gulf being very big early 80's. I was just a teenager then, Gulf service stations were all over the place. I'll give it a try, and maybe have...
  2. M

    Gulf Supreme Duty XLE 10W30 CJ-4/SM

    Hello, This is my first post here. I've always used diesel oil (mostly Rotella) in my muscle cars for the higher zinc and phosphorous content. Never had any problem break-in a camshaft. My 69 Firebird 400 was rebuilt 11 years ago, it has 13500miles and the valvetrain doesnt show any sign of...
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