This is the Briggs & Stratton Vanguard 18 HP 570cc Horizontal Shaft Engine 356447-0650-F1.

This engine is used for utility and general applications.

Product Specifications:

• Power Output: 18.0 Gross HP
  
• Displacement: 570 cc
  
• Crankshaft Orientation: Horizontal
  
• Crankshaft Size: 1-1/8" diameter x 4" length
  
• Cylinder Sleeve: Dura-Bore cast iron
  
• Starting Type: 12 Volt electric gear drive starter (recoil start is also an option, though the electric start is primary)
  
• Alternator: 16 Amp DC
  
• Lubrication: Full pressure with spin-on oil filter
  
• Air Cleaner: Dual-Clean pleated paper filter with a foam pre-cleaner
  
• Fuel Type: Gasoline
  
• Fuel Tank Capacity: 7.0 quarts (6.6 L)
  
• Oil Capacity: 48 fl oz (1.4 L)
  
• Warranty: 3-Year Limited Commercial warranty

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.