Skip to main content
  • Your Mid-Summer Team AMSOIL Update Play Video
  • AMSOIL Racing and Events Update: Lovell Takes Crown, Menzies “Back in Black”
  • What Does Oil Viscosity Mean

    Oil viscosity is the measure of its resistance to flow. How quickly or slowly motor oil flows affects how well it protects your engine.

    Learn More

    Get More Great Content Delivered to Your Inbox

    Sign up for bi-weekly updates.

    *Indicates a required field.