1971 Evinrude 40HP outboards Service Manual, Page 7Get this manual
SPECIFICATIONS Model Numbers 40102 (15" 40103 40152 (15" 40153Standard length transom)5" longer (20" transom)Standard length transom)5" longer (20" transom) Propeller options blade, pitch blade, pitch blade, blade, 10-3 8" diax 11-1 2" 10-1 2" diax 12" 10-3 8" diax 14" pitch 11" diax 9" pitch
Horsepower (BI.A40 hp at 4500 rpm certified) Full throttle operating range Tank test with test wheel
Engine type
Speed control
4000 to 5000 rpm 4300 rpm Part Number 378566 cyl cycle, alternate firing 3-3 16"bore 2-3 4" stroke Fuel capacity Starter Gear shift control Weight (without fuel tank)
Knob on steering bracket or remote controlSynchronized throttle and spark Forward, neutral, and reverse Model 40102128.5 lbsModel 40103132 lbsModel 40152140 lbsModel 40153144 lbs(Fuel tank weight 11 pounds net) gallons Ski-TwinSimplex self-winding Ski-Twin ElectricElectric