i changed my plugs and wires now it seems to be stuck in 2nd gear slow accel from a stop but fine after 20mph revs to about 3500 at 70 i am stumped i just dont get it.. how could changing the plugs mess up the transmission? maybe i leaned on somthing?? please help!! 335,789miles !! motor still running strong 3.0 vulcan !! anyone had this problem??