Description
2017 Yamaha F4 SMHA Outboard Motor
For those who want power, performance and portability
The sun just broke the horizon, but your day began hours ago—the second you started your trusty Yamaha Portable. Maybe you’re skimming the marsh in a jon boat during duck season, pushing a sailboat ‘til the wind kicks up or hopping to the cuddy on a tender. Wherever the day takes you, these nimble, lightweight, efficient portables are up for the ride. Available in a range of horsepower from the F20, to the F2.5, including the redesigned F8 with 7.5 percent more displacement, these 1- or 2-cylinder dynamos provide big performance in streamlined designs.
2017 Yamaha F4 SMHA Outboard Motor
Streamlined Intake Manifold
Labyrinth Exhaust
Long Span Mounting System
Four Stroke Engine Design
Oil Separator
Streamlined Gearcase
Overhead Valve (OHV) Design
2-Valves Per Cylinder
Precise Carburetor Setting
Built-in Auxiliary Priming Pump
Dynamically Balanced Crankshaft
5-Step Anti-Corrosion Paint Process
Stainless Steel Driveshaft, Prop Shaft, Shift Shaft and Steering Tube
CDI Microcomputer
Sacrificial Anodes
Pressurized Lubrication
Built-in Fuel Filter
2017 Yamaha F4 SMHA Outboard Motor
Year 2017
Manufacturer Yamaha Marine
Model Name F4
Trim Name SMHA
Generic Type (Primary) Four Stroke
Engine
Engine Type One-Cylinder
Engine Power 4 hp at 4500 rpm
Alternator (Output): 6 Amp (Optional: Requires Charging Kit
Displacement 8.5 ci (139 cc)
Gear Ratio (Primary) (27:13) 2.08:1
Lubrication Wet sump
Fuel Type Induction: OHV
Ignition System: CDI
Oil Type (Recommended): Yamalube® 4M (See owner’s manual)
Fuel Type (Recommended): Regular Unleaded (Minimum Pump Octane 87)
Fuel Type (Recommended Filtration): Yamaha Mini 10-Micron Fuel/Water Separating Filter (external)
Steering Angle (Maximun): 90° from center, either direction
Capacities
Oil capacity .6L (.63 qt)
Spark Plug
Spark Plug CR6HSB-000-000
Range
Note Full Throttle RPM Range: 4000-5000
Dimensions
Length Shaft: S=15″
Bore 2.44 in. (62 mm)
Stroke 1.81 in. (46 mm)
Weights
Dry Weight F4SMHA = 27kg (60 lbs)
Features
Starter Manual
Exhaust Above Propeller
Note Ethanol Blend Limit: 10% Maximum
Features C.A.R.B. Rating: 3 Star
Cooling Water/Thermostatic Control
Weight Spec: 6
Note Gear Shift: Forward, Neutral, Reverse
Features Degree of Tilt: 69° | Degree of Trim: 5 positions
Compression Ratio 8.9:1
Intake Design Carburetor
Note Mounting Centers: 28.6″
Warranty
Warranty 3-year Pleasure, 3-year Government, 1-year Commercial (Ref 004114)
