Search results

  1. F

    Marlin prop size

    We have a 2000 marlin with twin 03 F225’s spinning a 15 1/2 x 17 power tech prop’s. WOT 55-5600 rpm’s. Corrosion I believe go best of the starboard motor. Decided to repower with new 4.2 F250’s running the same props with the same load we are getting 46-4800 rpm’s WOT. The motors an almost 45lbs...
  2. F

    Grady marlin prop size

    We have a 2000 Grady marlin w/o a gen set , powered by a pair of F-225 Yamahas. Currently have stainless three blade props , not exactly sure of diameter but seem to be 15 or 15 1/4 x 17. Boat seems to do well , just wondering if anyone was using some thing different along with some numbers...
  3. F

    yamaha F-150 4 st.

    I am in the process of buying a 05 parker 2120 w/ a 150 4 st. While being checked out on the computer, the motor threw a code indicating that the nylon crankshaft counter balance gear needs replacing.According to the tech that you will hear a squeaking at idle coming from the power head due to...