500 motors in database
Mercury

7.5hp (Blue Stripe)

1978 · 7.5 HP · 2-Stroke
VS
Johnson

8hp (4-Stroke)

2005 · 8 HP · 4-Stroke
Feature Mercury 7.5hp (Blue Stripe) Johnson 8hp (4-Stroke)
Power & Performance
Horsepower 7.5 HP 8 HP
Displacement 180 cc 208 cc ←
Configuration 2 Cyl / Inline 2 Cyl / Inline
Weights & Dimensions
Dry Weight 29 kg (64 lbs) ← 37 kg (82 lbs)
Mechanical & Electrical
Gear Ratio 2.00:1
Alternator 0 W W
Fuel Delivery Carbureted Carbureted
Maintenance
Spark Plug NGK CR6E
Engine Oil 50:1 Pre-mix 10W-30 Marine