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The Yamaha 40 hp and 30 hp Midrange four strokes are known for their small size and solid performance. Light and powerful, these nimble, three-cylinder wonders are perfect for light duty on skiffs, jons and inflatables and small pontoons or aluminum fishing boats. With single-overhead camshafts and electronic fuel injection, they deliver quick starts, responsive power, quiet operation and valuable efficiency. Not only that, but they’re also both compatible with our award-winning Multi-Function Tiller Handle, which allows for variable trolling and fishing flexibility. The Yamaha Midrange 40- and 30-hp four strokes. Reliable power for any small-scale, boating application.
SPECIFICATIONS
- Engine Type: 3 cyl
- Displacement: 747cc
- Bore x Stroke: 65 x 75mm (2.56 x 2.95 in.)
- Prop Shaft Horsepower: 40hp at 5500rpm
- Full Throttle RPM Range: 5000 ~ 6000 rpm
- Alternator Output at W.O.T.: 17 Amp
- Compression Ratio: 9.4:1
- Fuel Induction System: EFI
- Weight *: 97 kg (214 lbs) – 101kg (223 lbs)
- Recommended Fuel: Octane 87
- Recommended Engine Oil: Yamalube® 4M (See owner’s manual)
- Recommended Fuel Filtration: Yamaha 10-Micron Fuel/Water Separating Filter (external)
- C.A.R.B. Rating: 2-Star
- Exhaust: Through Propeller
- Intake: 6
- Ignition: CDI Microcomputer
- Spark Plug: DPR6EB-9
- Starting System: Electric
- Lubrication: Wet Sump
- Engine Oil Capacity: 1.7L/1.5L
- Recommended Cooling: Thermostatic Control
- Ethanol Blend Limit: 10% Maximum
- Gear Ratio: 2.00:1
- Gear Shift: Forward, Neutral, Reverse
- Shaft Length: 20″
- Degree of Tilt: 20°
- Degree of Trim: -3° through +20°
- Mounting Centers: N/A
- Steering:
- Steering Angle (maximum): 40° from center, either direction
- Warranty: Limited 3-year Pleasure, 3-year Government, 1-Year Commercial
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