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COMP Turbo Frequently Asked Questions

Frequently Asked Questions

 

Oil Feed, Drain, and Water Port sizes

    CT2, CT3, CT4, and CT43
  • Oil feed inlet size - 1/8" NPT
  • Oil drain inlet size - 1/2" NPT
  • Water Port size - 3/8" NPT
    CT5 and CT6
  • Oil feed inlet size- 1/8" NPT
  • Oil drain inlet size- 3/4" NPT

Recommended Feed Line

CT2, CT3, CT4, and CT43
    - 3 feed line
  • Ball bearing with high oil pressure
    - 4 feed line
  • Ball bearing with low oil pressure
  • Standard bearing
CT 5 & CT6
  • - 4 feed line
  • Nomenclature

    Each of the turbocharger names' have been categorized by its respective housing size and wheel sizes.

    Every turbo starts with the housing size then the compressor wheel size and the turbine wheel size.
    CT#-####
    CT# is the housing size we have CT2,3,4,43,5, and 6 sizes.
    The next four numbers are the wheel sizes in millimeters.
    The first two numbers are the compressor wheel size and the last two numbers are the turbine wheel size.

    Size Comparison

    COMP turbos are often compared with other manufactures like Garrett. Here is a chart on how each of our turbochargers matches in size with Garrett turbochargers.