hi guys i could use some help on this one i have 3 300xs on my donzi the motors are 2007 2 have 40hrs on them and one has 4hrs thay all came off 2 another boats and ran fine the olny diffrence is the other boats had smart craft this one does not all 3 will not go over 2000rpm and you bring it up to 1000rpm in nutrual the horn go off i do not know what i missed on changing them back to analog tach w/press w/temp volt any help or input would be a great thanks for your time .dave