• The Chevy 366 engine comes standard in Silverado 2500 and 3500 models.old engine image by John Sfondilias from Fotolia.com
  
  The Chevrolet 366 engine has been a long-lasting design in Chevy's lineup of trucks. According to the Truck Trend website, this big-block engine comes standard in the Chevy Silverado 2500 and 3500 models. It has more torque and horsepower than 10-cylinder engines made by both Ford and Dodge and is rated highly by truck enthusiasts.
  
  

Power Plant, Horsepower and Displacement

• The 366 is an eight-cylinder, 6-liter engine. It has 300 horsepower at 4,400 rpm. It has a bore and stroke of 4.00 and 3.62 inches respectively.
  
  

Compression, Torque and Fuel Induction

• The engine has a compression ratio of 9.4-to-1. It can produce 360 feet-pounds of torque at 4,000 rpm. The 366 also has a sequential multi-port fuel induction system.
  
  

Towing Capacity, Gross Weight and Valve Gear

• The 366 engine has a towing capacity of 10,500 lbs. It can carry a total gross weight of 16,000 lbs and has two valves per cylinder.