This is the Briggs & Stratton Vanguard 40 HP 993cc Horizontal Shaft Engine 61G277-0008-J1.

This engine is designed for demanding outdoor power equipment applications and features a full-pressure lubrication system and electronic fuel injection.

Product Specifications:

• Horsepower: 40.0 Gross HP
  
• Engine Displacement: 993 cc
  
• Crankshaft Orientation: Horizontal
  
• Crankshaft Dimensions: 1-1/8" diameter x 4" length
  
• Fuel Delivery: Electronic Fuel Injection (EFI) / Electronic Throttle Control (ETC)
  
• Cylinders: V-Twin configuration
  
• Bore: 3.37 inches
  
• Stroke: 3.41 inches
  
• Oil System: Full pressure lubrication system with spin-on oil filter and oil cooler
  
• Alternator: 20 Amp DC
  
• Starting System: 12 Volt solenoid starter
  
• Air Cleaner: Cyclonic with rain cap (Advanced Debris Management System)
  
• Warranty: 3 Year limited commercial warranty
  
• Muffler: Included

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.