Chrysler 70, 75 and 85 HP Outboard Motors Service Manual OB 3438, Page 194Get this manual
GEAR TRAIN DescriptionThe gear trai red rects vertical engi ne rotation to the propeller which is on horizontal plane when the engine is runningPropeller rotation (forward or reverse) is controlled by the shifting mechanism of the gear train
The shift clutch moves back and forth by following the clutch shift cam on the end of the shift rod When shifted into neutralthe shift clutch centers itself between forward and reverse gear and does not contact either one Figure 13 (Top) When the motor is shifted into forward gear the shift clutch engages forward gear, turning the propeller clockwise Figure 13 (Bottom Left) With the shift lever in reverse, the shift clutch engages reverse gear, turning the propeller counterclockwise Figure 13 (Right)