500 motors in database
Mercury

9.9hp (2-Stroke)

1990 · 9.9 HP · 2-Stroke
VS
Johnson

9.9hp (4-Stroke)

2005 · 9.9 HP · 4-Stroke
Feature Mercury 9.9hp (2-Stroke) Johnson 9.9hp (4-Stroke)
Power & Performance
Horsepower 9.9 HP 9.9 HP
Displacement 262 cc 302 cc ←
Configuration 2 Cyl / Inline 2 Cyl / Inline
Weights & Dimensions
Dry Weight 34 kg (75 lbs) ← 44 kg (97 lbs)
Mechanical & Electrical
Gear Ratio
Alternator W W
Fuel Delivery Carbureted Carbureted
Maintenance
Spark Plug NGK BP8H-N-10 NGK CR6E
Engine Oil TC-W3 2-Stroke 10W-30 Marine