Anyone know where I can get a belt for a 1973 70 Chrysler model #707HE , serial #6244 , also I have no experience with Chrysler , are they dependable ? This one looks to be practically new ,compression on all three cyl. is 150 lbs . The boat's been sitting up for 20 yrs or more so it has'nt seen much usage. Any opinions or info on Chrysler are welcome and needed . Jeff