Inboard Motors Mercury Mercruiser 1964-1991 service manual, Page 372Get this manual

Inboard Motors Mercury Mercruiser 1964-1991 service manual, Page 372

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STERN DRIVE
TROUBLESHOOTING STERN DRIVE NOISES Noise in lower unit 1- Propeller not installed properly 2- Propeller bent Worn, damaged, loose 4- Metal particles in lubricantalignment incorrect 6