1969 Johnson 115 HP Outboards Service Repair Manual P/N JM-6911, Page 45Get this manual

1969 Johnson 115 HP Outboards Service Repair Manual P/N JM-6911, Page 45

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DESCRIPlON
At the top of the piston stroke, the compressed fuel-air mixture is ignited timed spaI'k and the cycle begins anewIn outboard tor engine running at fuH throttle, this cycle repeated 4