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The dry weight for a 1993 model, 20 hp Mariner outboard is 112 lbs.
50 to 1
About 17kg.
Along with the engine serial number, the horsepower rating is needed to detemine the year model for a Mariner outboard.
398lbs +prop and oil,gear lube 446lbs
The fuel oil ratio for a 140 hp Mariner outboard motor is 50:1. Mariner is a brand of the Mercury Marine company.
1998
yes
it advances the power as you rev higher
1991
1990
100-1