This is the Briggs & Stratton Vanguard 16 HP 479cc Horizontal Shaft Engine 305447-0615-F1.

The Small Block V-Twin Vanguard engine is designed-engineered to handle the most demanding commercial applications.

Energetic and quick starting, these powerhouse engines feature a number of advanced technologies and integrated components, while also being lighter and more compact than leading competitor's engines.

Features:

• 479cc Displacement: Balances power and efficiency effectively
  
• Advanced Debris Management
  
• Dura-Bore Cast Iron Cylinder Sleeve
  
• Full Pressure Lubrication w/ Spin-On Oil Filter
  
• EPA compliant: Which means it meets all stringent environmental standards, ensuring reduced emissions and a cleaner running engine.

Product Specifications:

• Engine Series Briggs & Stratton Vanguard Series, Small Block V-Twin
  
• Horsepower (Net Output) 16 HP
  
• Engine Displacement 479 cc
  
• Cylinders 2, with Dura-Bore cast iron sleeves
  
• Crankshaft Orientation Horizontal
  
• Shaft Dimensions 1 inch diameter x 2-29/32 inches long, with 1/4 inch keyway
  
• Starting Type Electric start and recoil backup
  
• Fuel Type Gasoline (unleaded 86 octane or higher)
  
• Fuel Tank Capacity 9 quarts
  
• Oil System Full pressure lubrication with spin-on oil filter; low oil alert included
  
• Oil Capacity 48 fluid ounces (1.5 quarts)
  
• Charging System 16 Amp alternator
  
• Ignition System Maintenance-free Magnetron electronic ignition

Note: Due to the nature of engines and the inability to verify installation, handling, or operating conditions once delivered, this product is not eligible for return.