MERCURY SPORT JET 175 HP, 200 HP, 240 HP DrivesExplore further
2012-5-22 · through the motor. This means the jet boater has no worries about little rubber impellers falling apart and such. 18. The Gap between Impeller and Wear ring must be 0.96 – 1.47 mm or 0.038 - 0.058. Smaller is better. If it is drastically out of spec, you may need to have the wear ring or impeller repaired or replaced. 19.
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