500 motors in database
Mariner

40hp (Yamaha-built 6E9)

1990 · 40 HP · 2-Stroke
VS
Johnson

40hp Commercial

1996 · 40 HP · 2-Stroke
Feature Mariner 40hp (Yamaha-built 6E9) Johnson 40hp Commercial
Power & Performance
Horsepower 40 HP 40 HP
Displacement 592 cc 737 cc ←
Configuration 2 Cyl / Inline 2 Cyl / Inline
Weights & Dimensions
Dry Weight 72 kg (159 lbs) ← 84 kg (185 lbs)
Mechanical & Electrical
Gear Ratio 2.00:1 2.42:1
Alternator 80 W 144 W ←
Fuel Delivery Twin Carbureted Carbureted
Maintenance
Spark Plug
Engine Oil 50:1 Pre-mix 50:1 Pre-mix