1978 baylinder<br />motor 470/170hp mercruiser<br />when i go to start it. the starter go's in to the flywheel but some times it spines.then i have to let of the key,then try it all over again,some times,3or4 times before it will catch and turn the motor ,then she will start.would it be the solenoid,or the bushing in the starter.<br /><br />what is a price for a new starter<br />can it be rebuild,and how much