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Yamaha four stroke jet drives take you places no prop can go. Skinny water. Rapids. Shoals. Ready for real adventure? Discover the freedom of a Yamaha jet drive.

The optional, Multi-Function Tiller Handle gives you easy fingertip control (F40 - F115 jet models only). Improved lever ergonomics give you more positive shifting. The new rubber throttle handle provides a better grip, and requires les rotation to go from idle to wide-open throttle for less fatique. The Power Trim & Tilt switch is now just forward of the grip.

Four Individual Fuel Injectors deliver the precise amount of fuel to each individual cylinder. Precision control means superior engine performance and fuel economy (F40 - F85 jet models only).

Microcomputer Ignition - adjusts timing to maintain optimum engine performance, economy and power in all conditions.
All Yamaha Four Strokes exceed Federal EPA emission requirements and have earned a California C.A.R.B. three-star rating for ultra-low emissions.

Our Three Year Limited Warranty protects every Four Stroke Jet Power Head and a Two Year Limited Warranty protects the Jet Pump System for pleasure use.

Four Stroke Fuel Economy is yours with smooth, quiet, fuel efficient High Thrust and Jet Drive four strokes.



Parts Manual

Service Manual

Owners Manual

What year is my engine?

    Alternator: 25A
Manufacturer: YAMAHA Cooling:
Make: F90JET Ignition: TCI/Computer
Year: Starting: Electric
Engine Type: 90 HP JET DRIVE Exhaust:
Horsepower: 90 Trim:
Displacement: 97.39/1596(in/cc) Fuel Induction: DOHC Fuel Injection
Bore/Stroke: (in/mm) Lubrication: Wet sump
Cylinders: 4 Steering
RPM: 5000-6000    
Weight: 390/177(lbs/kg) PRICING These prices are the "Manufacturer Suggested Retail Prices" (MSRP). These are just for comparison.
Gear Ratio: US: 10.620 dollars
Shaft lenght: 25/635(in/mm) UK: pounds
Gears: Netherlands: euros
    France: euros
    Australia: dollars

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