1967 Evinrude Starflite 100 HP Outboards Service Repair Manual 100783 P/N 4360, Page 62Get this manual

1967 Evinrude Starflite 100 HP Outboards Service Repair Manual 100783 P/N 4360, Page 62

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WATER DISCHARGE PASSAGE
Figure 6-3 Exhaust Relief them is decreasingThus at low speeds the impel1er works as displacement At higher speedswater resistance keeps the blades from flexing and the a