Spak plugs for a 1974 25HP Evinrude

[Ernie Ziemkiewicz]

What type of plugs should I us

What type of plugs should I use for a 25hp 1974 evinrude outboard. It currently has J6c. Is it possible to use J8c? Pros/Cons?

Thanks
Ernie Z

 

[big_daddy]

they run a little hotter use J

they run a little hotter use J4C