Thread subject: Whaler Central - Boston Whaler Boat Information and Photos :: F115 Yamaha 4s: "Bogging down"

Posted by Joe Kriz on 04/19/08 - 5:52 PM
#3

Phil,

New plugs can be bad. It has happened to me before.
Put the old plugs back in if you still have them and give that a try. This won't cost you anything to try out before spending time and money on the next step in the diagnosis.