Posted: 10/05/2025
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Marine Boats Industry to reduce Petroleum-Based Plastics in Outboard Motor Packaging

By Combining Biodegradable Green Planet™ Shipping Material With Specially Shaped Corrugated Cardboard, Evinrude, Honda, Mercury, Suzuki Tohatsu, Torqeedo, Yamaha Outboards Will Be Protected While Protecting The Environment.
Marine Outboard Motor SG announced today that outboard motors will soon arrive from Evinrude, Honda, Mercury, Suzuki Tohatsu, Torqeedo, Yamaha Motor Company in specialized packaging developed to significantly reduce overall waste and the use of petroleum-based plastics.
This will be achieved through two important changes: First, Outboard Motor is replacing traditional polystyrene foam packing material with Green Planet™, a biodegradable polymer developed by Kaneka Corporation that is easily decomposable in seawater and is made from 100-percent biomass-derived polymers.
Posted by Marine Industry News on Jul 14, 2023 8:02:14 AM
Engine Info & Specs
Weighing in at only 59 pounds, and featuring a streamlined overhead-valve and one-cylinder design, the F4SMHA is one of Yamaha's smallest portables yet. This outboard engine's light weight combined with built-in carrying handles, resting pads and an oil-leak prevention system for on-side storage capability create true portability. Add to that the engines efficiency, performance and reliability and this pint-sized powerhouse is perfect for all sorts of light duty, like hopping to the cuddy on a tender. Wherever the day takes you, you can take along a little extra power with the F2.5 Yamaha Portable.
Clean Burning Power - Like all other Yamaha 4-stroke outboard engines, the F4SMHA meets emissions requirements in all 50 states.
Reliability & Durability - Wet Sump - A pressurized oil delivery system that incorporates a compact and durable oil pump to keep all of the moving parts of their Overhead Valve systems lubricated and running smoothly for maximum reliability.
Motor Specifications
Engine Type: Yamaha F4LMHA Four Stroke
Horsepower: 4hp
Cylinders: 1 cyl
Shaft Length: 20" Long
Steering: Tiller
Starter: Manual
Weight: 61 lbs
Alternator Output: 6 amp
Degree of Tilt: 69°
Degree of Trim: -4° through +16°
Full Throttle Range: 4000 - 5000 rpm
Displacement: 139cc
Fuel Induction System: Carb
Warranty: Yamaha 3-Year Warranty

