Search results

  1. 6

    Recommended oil

    Hello, I’m new here, so this question may have already been asked and answered. I have an original 1969 Chevelle Malibu with a inline 6, 230. It has not been rebuilt and has 75,000 miles on the clock. The manual calls for 10w40. What is the best oil to use? Conventional vs synthetic? Proper ZINC...