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  1. 67DARTGTCONV

    Lucas Response To Zinc Additive

    The Lucas rep said 5200 ppm with a full bottle. If you take 1/3 of the bottle you would end up with roughly around 1750 ppm. Close enough for me to 1200ppm. (did I do this right?) More cannot be as bad as not enough. 1 cam/lifters already destroyed S0me of the engine rebuilder's qouted on...
  2. 67DARTGTCONV

    Lucas Response To Zinc Additive

    Now I see it. 5200 ppm, not 5200 per oil change. 684mulas is probally the closest to having the right amount, 1/3 bottle per oil change.
  3. 67DARTGTCONV

    Lucas Response To Zinc Additive

    Thanks for the responses My F350/ 390 wiped out a cam and set of lifters during the summer and now of course I do not want to go down that path again. 5200 PPM does seen high. Is about 1500 PPM thats all reqiured? Does not Zinc included oil blends have about 1200 PPM per quart? So 5...
  4. 67DARTGTCONV

    Lucas Response To Zinc Additive

    Here is a response to my question regading a Zinc additive. Hi John; Thank you for considering Lucas Oil Products. As for your question YES you should most defiantly be using a Zink additive. Zink is a high pressure additive that was recently removed from both synthetic and conventional...
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