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Yamaha F70 Outboard Motor

Description

MEET THE FUN-TIME FOUR STROKES

The Yamaha 70 hp Midrange four strokes are the go-to outboard motor 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.

MIDRANGE 70 hp

Our 1-liter 70-hp midrange features a two-piece upper case and 10 percent lighter pistons. It’s up to 80 pounds lighter than other four-stroke competitors and the class-leader in power-to-weight. Combined with its 16-valve SOHC design and 17 percent larger intakes, and it’s one of the most responsive outboards on the water.

  • Available for mechanical remote or tiller control
  • Only 253 pounds
  • Available in a 20” shaft
  • Powerful 17-amp alternator
  • Optional Variable Trolling RPM Switch (VTS®) via the Multi-Function Tiller Handle, Command Link® tachometer or helm-mounted remote VTS

 

Engine Type i4
Displacement 1.0L
Bore x Stroke 65 x 75mm (2.56 x 2.95 in.)
Prop Shaft Horsepower 70hp at 5800 rpm
Full Throttle RPM Range 5300 ~ 6300 rpm
Alternator Output at W.O.T. 17 Amp
Compression Ratio 9.4:1
Fuel Induction System EFI
Weight † 114 kg (253 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 3-Star
Exhaust Through Propeller
Intake 16
Ignition TCI Microcomputer
Spark Plug LKR7E
Alternator Output 17 Amp
Starting System Electric
Lubrication Wet Sump
Engine Oil Capacity 2.1/1.9
Recommended Cooling Thermostatic Control
Ethanol Blend Limit 10% Maximum
Gear Ratio 2.33:1
Gear Shift Forward, Neutral, Reverse
Shaft Length 20″
Degree of Tilt 65°
Degree of Trim -4° through +16°
Dry Weight 114 kg (252 lbs)
Mounting Centers N/A
Steering Angle (maximum) 40° from center, either direction

 

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