36 -40 PTDSI carbs

Discussion in 'Mech Tech' started by Betty the Bay, May 13, 2019.

  1. What's the difference between these and the 32-34 ones fitted to a type 4 engine ( other than the obvious numbers stamped on the castings?
    I mean PDSIT !
    Last edited: May 13, 2019
  2. 40 PDSITs were used on the Type 4 engines in 914s, I assume the number refers to the diameter of the Venturi.
    Betty the Bay likes this.
  3. also on industrial engines, yes its the size of venturi
    77 Westy and nicktuft like this.

Share This Page