This is the Briggs & Stratton Vanguard 18 HP 570cc Horizontal Shaft Engine 356447-0050-G1.

Our Vanguard 18.0 Gross HP engines offer an excellent power to weight ratio. This ensures that you get maximum performance without sacrificing comfort and usability.

The model 356447-0050-G1 boasts 570 CC, a 2.83 in. (71.88 mm) bore, and 2.76 in. (70.10 mm) stroke sending power to a robust 1 in. by 3-14 shaft. Your new Briggs and Stratton engine is backed by a history of excellence as well as a very competitive warranty.

Features:

• Float carburetor for consistent easy starting
  
• Dual-Clean air cleaner pleated paper filter with a foam pre-cleaner ensures maximum protection for extended engine life
  
• Dual-Clean air cleaner pleated paper filter with a foam pre-cleaner ensures maximum protection for extended engine life
  
• Overhead Valve (OHV) Engine Design; OHV engines run cooler and cleaner for better fuel economy and longer engine life
  
• EPA compliant: Which means it meets all stringent environmental standards, ensuring reduced emissions and a cleaner running engine.

Product Specifications:

• Engine Type Small Block V-Twin, 4-Cycle, Overhead Valve (OHV)
  
• Horsepower 18.0 Gross HP
• Displacement 570 cc
  
• Bore & Stroke 2.83 in (bore) x 2.76 in (stroke)
  
• Shaft Dimensions 1 inch diameter x 3-1/4 inches long, threaded (1-14 end tapped size)
  
• Fuel Type Gasoline (Float carburetor for delivery)
  
• Oil Capacity 48 fl oz (1.4 L)
  
• Lubrication System Full pressure with spin-on oil filter
  
• Cooling System Air cooled
  
• Starting Type 12 Volt Gear Drive Electric Start (with recoil start backup)
  
• Alternator 16 Amp
  
• Air Cleaner Dual-Clean pleated paper filter with a foam pre-cleaner
  
• Cylinder Material Cast Iron Sleeve (Dura-Bore)
  
• Warranty 3-Year Consumer & Commercial