Home › Forum › Ask A Member › Stripper bolts size and TPI for 81 Evinrude 15 › Reply To: Stripper bolts size and TPI for 81 Evinrude 15
June 6, 2022 at 10:40 am
#261047
“Stripper Bolts”, otherwise known by various names such as shoulder screws. Grade 8 strength, they are what comes with the OMC flywheel puller. The motor in question most likely has 1/4-20 threads.