2025 Yamaha Outboards F90 JET DRIVE Base
Exterior Colors:
- Year 2025
 - Make Yamaha Outboards
 - Model F90 JET DRIVE
 
2025 Yamaha Outboards F90 Jet Drive
When you need to get to where a prop won't take you, get an F90 Jet Drive. This 65hp engine is a marine-inspired 4-stroke that's as much as 50% quieter than a conventional 2-stroke, and up to 30% more fuel efficient, too.
Features may include:
MAXIMUM OVERALL PERFORMANCE- Microcomputer Ignition adjusts timing to maintain optimum engine performance, economy and power under all conditions. (F8 and up)
 
- Yamaha jet drive four strokes are California Air Resources Board (C.A.R.B.) Three-Star Rated for Ultra-Low Emissions and meet all federal EPA requirements.
 
Engine
							Engine Type
							4-cylinder
						
						
							Induction
							DOHC EFI
						
						
							Displacement
							97ci (1596cc)
						
						
							Throttle
							5,000 - 6,000 rpm
						
						
							Bore
							3.11 in (79 mm)
						
						
							Stroke
							3.2 in (81.4mm)
						
						
							Cooling System
							Water/Thermostatic Control
						
						
							Ignition
							System: TCI
						
						
							Starter
							System: Electric
						
						
							Exhaust
							Through Jet Pump
						
						
							Lubrication
							Wet Sump
						
						
							Compression Ratio
							9.6:1
						
						
							Gear Shifter
							F/N/R
						
						Electric
							Alternator
							Output: 25 Amps
						
						Fuel System
							Fuel Type
							Recommended: Regular Unleaded (Minimum Pump Octane 87)
						
						
							Oil Type
							Yamalube 4-M FC-W 10W-30 or 20W-40
						
						Dimensions
							Length
							Shaft: Fits 25"
						
						Capacities
							Oil capacity
							4.8 qt (4.5L)
						
						Weights
							Dry Weight
							391 lbs (177 kg)
						
						Features
							Features
							Degree Of Trim/Tilt: -4° through +16°/70°