500 motors in database
Mariner

40hp International (Yamaha-built 6E9)

1990 · 40 HP · 2-Stroke
VS
Mercury

40hp FourStroke EFI

2024 · 40 HP · 4-Stroke
Feature Mariner 40hp International (Yamaha-built 6E9) Mercury 40hp FourStroke EFI
Power & Performance
Horsepower 40 HP 40 HP
Displacement 669 cc 747 cc ←
Configuration 2 Cyl / Inline 3 Cyl / Inline
Weights & Dimensions
Dry Weight 68 kg (150 lbs) ← 93 kg (205 lbs)
Mechanical & Electrical
Gear Ratio 2.00:1
Alternator W 226 W
Fuel Delivery Carbureted EFI
Maintenance
Spark Plug NGK B7HS NGK RA8HC
Engine Oil TC-W3 2-Stroke Mercury FourStroke Oil 10W-30