25 horsepower johnson outboard

[dougp]

What is the gap measurement for the spark plugs of a Johnson 25 horsepower outboard motor???<br /><br />------------------<br />Douglas plambeck

 

[Walter]

Re: 25 horsepower johnson outboard

Doug...<br /><br />If you can post your engine's serial number, that would help insure the tune up specs are correct for your specific model year.<br /><br />Johnson has made countless 25 h.p. models and I'm sure not all use the same specs.<br /><br />Walt