X xdriver99 I'm New Here Jun 29, 2022 #1 I forgot the part number of the dipstick. It is Lycoming P/N LW 14780
wirejock Well Known Member Jun 29, 2022 #2 Dipstick Does this help? IO360M1B Dipstick is correct per Lyco Service Letter. I would have to look up the SL number. Seal on the left is the upgraded seal. Right is original. Last edited: Jun 29, 2022
Dipstick Does this help? IO360M1B Dipstick is correct per Lyco Service Letter. I would have to look up the SL number. Seal on the left is the upgraded seal. Right is original.
