50 hp evinrude plugs ?

[reeldutch]

what plugs should i use on a 1974 50 hp evi ?<br />i have Ql77jc4 gapped .40<br />it runs rough but if i gap it les it will not idle like it should.

 

[DJ]

Re: 50 hp evinrude plugs ?

You have the right plugs. The gap, you can play with.<br /><br />The rough running may not be plugs.