2017 Yamaha F8 F8SMHB Outboard Motor


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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 F8 F8SMHB Outboard Motor

  • SOHC
  • Labyrinth Exhaust
  • Long Span Mounting System
  • Four Stroke Engine Design
  • Tuned Intake Manifold
  • Oil Separator
  • Streamlined Gearcase
  • Dynamic Balancer
  • California C.A.R.B. Ultra Low Emissions 3 Star Rating
  • Engine Warning System Function
  • Thermostatic Controlled Engine Temperature
  • Wet Sump Lubrication
  • 5-Step Anti-Corrosion Paint Process
  • Stainless Steel Driveshaft, Prop Shaft, Shift Shaft and Steering Tube
  • CDI Microcomputer


2017 Yamaha F8 F8SMHB Outboard Motor

Year 2017

Manufacturer Yamaha Marine

Model Name F8

Trim Name F8SMHB

Generic Type (Primary) Four Stroke


Engine Type 2 Cylinder

Engine Power 8 hp @ 5500 rpm

Alternator (Output): 6A

Displacement 12.0 ci (197 cc)

Gear Ratio (Primary) (27:13) 2.08:1

Lubrication Wet sump

Fuel Type Induction: SOHC

Ignition System: CDI Micro Computer

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)


Oil capacity 0.8L (0.85 qt)

Spark Plug

Spark Plug BR6HS-1000-000


Note Full Throttle RPM Range: 5000-6000


Length Shaft: S=15″

Bore 2.20 in. (56 mm)

Stroke 1.57 in. (40 mm)


Dry Weight F8SMHB = 38kg (87lbs)

Weight Spec: 4 lbs


Starter Manual

Note Mounting Centers: 28.6″

Note Ethanol Blend Limit: 10% Maximum

Steering Angle (Maximun): 45° from center, either direction

Features Degree of Tilt: 78° | Degree of Trim: 4 positions

Note Gear Shift: Forward, Neutral, Reverse

Cooling Water/Thermostatic Control

Features C.A.R.B. Rating: 3 Star

Exhaust Through Propeller

Intake Design Carburetor

Compression Ratio 8.8:1


Warranty 3 Year Limited Pleasure Boat – 1 Year Limited Commercial


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