New to the forum...have sat on the sidelines gathering great tips through the years but needed some further help.....03 utopia started fine on the week end ...got about mile down the lake at 3/4 throttle went to juice it to full throttle and engine lost power...didnt die but felt like it was in limp mode....still starts no prob...but wont go more than 1/4 throttle speed....engines the 240 efi....help is much appreciated..