Positive Displacement Websites:

  • camdensuperchargers.com

    Camden SuperChargers - Get a Supercharger kit for you're Mazda Rx7 13B Rotary

    Camden Superchargers now makes a supercharger kit for fuel injected Mazda Rx7 13B rotary vehicles. We boast at least 30% increase in horsepower.

  • pp-s.com

    Welcome to PP&S, Inc.

    PP&S provides rotating and process equipment, and reliability maintenance solutions for industrial and municipal applications in NC, SC, AL, GA and VA