Home › Forum › Ask A Member › Want to switch to Philips head –gears case screws RDE-17 1955 Johnson 25 hp › Reply To: Want to switch to Philips head –gears case screws RDE-17 1955 Johnson 25 hp

#166336
outboardnut
Participant

    US Member

    I did a little test
    I believe a 5/16 will clear the wall of the cavity

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