New Yamaha Outboard Engine 4 Stroke 300Hp Price: $9000 USD New Yamaha Outboard Engine 4 Stroke 300Hp outboard Engine is brand new original with complete accessories and warranty with working perfect in good conditions. The V6 4.2L Yamaha outboard has a range of horsepower: 300HP.It is designed for smarter, lighter and faster offshore power for your boat. Our V6 4.2-liter outboards feature up to 70 amps of total alternator output—ample charging for an array of on-board electronic devices. Contact Email: fbernards27@hotmail.com