This Mercury Outboard is the perfect choice when trolling for fish or just out for fun. This 4-stroke outboard is inherently ultra-quiet and smoke-free with smooth idling. The clean-running 4-stroke engine has a CARB three-star, ultra-low emissions rating. The decompression system and electronic CD ignition design ensure an easy, reliable start. One-stage over-rev protection and low oil pressure warning system provide extra peace of mind. Propeller included.• 4-stroke technology is quiet and clean-running• 40% more fuel efficient than comparable 2-stroke engine• Ultimate portability with integrated fuel tank• Shut-off valve to prevent fuel spillage• Full forward-neutral-reverse side shiftSpecificationsHorsepower: 4Shaft: 15"Engine Type: 4-stroke, 2-valve push rodFull Throttle RPMs: 4, 500-5, 500Exhaust System: Through propDry Weight: 57 lbs. Start: Manual, with decompression systemSteering Type: TillerGearing: F-N-R, 2.15: 1Trim Positions: 6 plus shallow-water driveRecommended Fuel: 87% octane / up to 10% ethanolTank Type: Integral fuel tankTank Capacity: 0.3 gal. Propeller: 8-3/8" dia. x 7.0" pitch 3-blade NOTE: Outboard motors are not eligible for return. If you purchase an outboard that is defective, please reference the Manufacturer's Warranty One-stage over-rev protection & low oil pressure warning system 40% more fuel efficient than comparable 2-stroke engine Full forward-neutral-reverse side shift | Mercury 4hp Tiller FourStroke Outboard Motor - 15" Shaft, Manual Tilt/Trim, Manual Start