Originally Posted by
franchi
Hello:
What are the threads on the Irvine .40 Diesel prop nut?
Tia,
Franchi
The internet says that it should be a standard 1/4" x 28 tpi UNF. To confirm, try a nut off another of your engines with a 1/4" dia shaft thread.
Last edited by qazimoto; 11-04-2023 at 12:47 PM.