Jimmy L wrote:93 200HP Mariner magnum EFI Had tune up done they found lot of trash in in fuel filters replaced some clean others took it out to try it out shot out of the hole run 76.6 took out next day smoked a lot barely got out of hole would not turn over 5300 rpm I think maybe fuel hoses need to be replaced there 24 years old maybe it stopping up filters and starving for fuel again what are your thoughtsJimmy, are you able to run 76.6mph? If so, how much jackplate & what prop are you running?