Yamaha Outboards F50

Overview

The Yamaha 70 hp, 60 hp, and 50 hp Midrange four strokes are the go-to outboards for family, fishing, and fun. Light and powerful, they sport 1-liter displacement, single-overhead-camshaft designs, and electronic fuel injection. They deliver quick starts, high performance, and incredible efficiency for aluminum fishing boats, pontoons, and fiberglass boats. They also offer incredible trolling flexibility with Yamaha's exclusive Variable Trolling RPM Switch. Available on the F70, F60, and F50, this allows anglers to adjust trolling speeds in 50-RPM increments. The Yamaha Midrange 70-, 60- and 50-hp four strokes. Solid choices for any boater.

Specifications

Engine Type i4

Displacement 1.0L

Bore x Stroke 65 x 75mm (2.56 x 2.95 in.)

Prop Shaft Horsepower 50hp at 5500 rpm

Full Throttle RPM Range 5000 ~ 6000 rpm

Alternator Output at W.O.T. 16 amp

Compression Ratio 9.5:1

Fuel Induction System EFI

Weight* 112 kg (247 lbs)

Recommended Fuel Octane 87

Recommended Engine Oil Yamalube(r) 4M (See owner's manual)

Recommended Fuel Filtration Yamaha 10-Micron Fuel/Water Separating Filter (external)

C.A.R.B. Rating 3-Star

Exhaust Through Propeller

Intake 8

Ignition TCI Microcomputer

Spark Plug DPR6EB-9

Alternator Output 16 Amps

Starting System Electric

Lubrication Wet Sump

Engine Oil Capacity 2.1/1.9L

Recommended Cooling Thermostatic Control

Ethanol Blend Limit 10% Maximum

Gear Ratio 1.85:1

Gear Shift Forward, Neutral, Reverse

Shaft Length 20"

Degree of Tilt 69°

Degree of Trim -4° through +16°

Dry Weight 112 kg (247 lbs)

Mounting Centers N/A

Steering Angle (maximum) 40° from center, either direction

Warranty Limited 3-year Pleasure, 3-year Government, 1-Year Commercial