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  1. K

    1987 thundercraft Prop help.

    -------------------------------------------------------------------------------- I have a 4 blade 18 pitch prop. But my boat full throttle only goes 30 mph at 2400 rpms.... What prop would be best all around for my boat.. its only 16 ft. long... i check the motor and it stated that the max rpm...
  2. K

    1987 thundercraft Prop help.

    I have a 4 blade 18 pitch prop. But my boat full throttle only goes 30 mph at 2400 rpms.... What prop would be best all around for my boat.. its only 16 ft. long... i check the motor and it stated that the max rpm at w.o.t should be between 4200 and 4600 what is gonna give me the best...
  3. K

    87 thundercraft 3.0ltr 130 h.p. having starting trouble.

    3.0 ltr mercruiser. Well i just purchased this boat and didnt have any problems at first but all of a sudden its having problems starting at the lake. When i am at home with the muffs on the boat it starts with just a click of the key but as soon as i get to the lake it turns over but doesnt...
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