1998 evinrude 150 ficht serial E150ILECR,there is a sticker on the back of the motor that say's upgrade kit 5000542 use 5000322 spark plugs,what is this upgrade also how can i be sure this is a 1998 power head,there is a tag on the motor the say's 187251 150 powerhead,i was told all updates were done on the motor but the heads are not pinned,also my spark plugs are ngk pzfr5f are these the right plugs,thanks
Modified by buster502 at 2:04 PM 6/15/2008