Plan the perfect garden with our interactive tool →

Briggs & Stratton 20 HP Vanguard Specs

...
TONDEUSE AUTOPORTEE ref 1400 image by Marie-Thérèse GUIHAL from Fotolia.com

The Briggs and Stratton Vanguard 20 horsepower (HP) engine is available in either a horizontal crankshaft configuration or a vertical crankshaft configuration. Vertical crankshafts extend below the engine and are frequently used to power lawnmower type devices where the mechanism powered by the engine sits below the engine. Horizontal crankshaft engines extend the power to the side of the engine. Vanguard series engines are designed for continuous, heavy duty applications.

Cylinder Specifications

The cylinder in the Vanguard 20 HP engine has a 2.83-inch bore with a 2.76-inch stroke for a total engine capacity of 570 cubic centimeters (cc). As the model name indicates, the 570cc engine produces 20 HP.

Oil Capacity

The engine is lubricated using standard motor oils. The engine requires 1.4 liters (l), or 48 fluid ounces, of oil for proper lubrication. The Vanguard 20 HP uses full pressure lubrication and features a spin-on oil filter.

  • The Briggs and Stratton Vanguard 20 horsepower (HP) engine is available in either a horizontal crankshaft configuration or a vertical crankshaft configuration.

Valve Design

The Vanguard 20 HP uses overhead valves. Overhead valves allow the engine to operate at a lower temperature and also increase the valve lifespan.

Cylinder Sleeves

Unlike other engines, the Vanguard series of engines uses a cast iron cylinder sleeve. Cast iron wears better and has less of a tendency to warp under high heat. Cast iron cylinders help to reduce heat problems and increases the usable lifespan of the engine.

Carburetor and Fuel Tank

The Vanguard 20 HP is designed to use a remotely mounted fuel tank. It uses a float-feed carburetor with a built-in fuel pump. This allows a the engine to be used with a wide range of fuel tanks.

  • The Vanguard 20 HP uses overhead valves.
  • Cast iron cylinders help to reduce heat problems and increases the usable lifespan of the engine.

Physical Dimensions

The Briggs and Stratton Vanguard 20 HP engine is nearly 10 1/2 inches by 16 inches by nearly 18 inches including the crankshaft. Depending on the crankshaft configuration, the engine weighs either 81 or 89 pounds.

Related Articles

Kohler 18 HP Magnum Twin Specs
Kohler 18 HP Magnum Twin Specs
Briggs & Stratton 16 HP OHV Specs
Briggs & Stratton 16 HP OHV Specs
Specifications for the Honda GX160
Specifications for the Honda GX160
Poulan 3800 Chainsaw Specifications
Poulan 3800 Chainsaw Specifications
John Deere 850 Specs
John Deere 850 Specs
Farmall 140 Carb Settings & Specs
Farmall 140 Carb Settings & Specs
Uses of Small Gas Engines
Uses of Small Gas Engines
How a Governor on a Briggs & Stratton Engine Works
How a Governor on a Briggs & Stratton Engine Works
What Oil Filters Fit Cub Cadet Mowers?
What Oil Filters Fit Cub Cadet Mowers?
Garden Guides
×