1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 906Get this manual
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ModelEngine Horsepower)
P itch 31" 2927" 2S" 23" 21" 19" 17" IS" 29" 27" 25" 23" 21" 19" 17" IS" 13" II" 31" 29" 27" 25" 23" 21" 19" 17" IS" 29" 27" 25" 23" 21" 19" 17" IS" 13"
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