450 Series™

The 450 Series™ is an entry-level family of engines. Compact, lightweight, and simple to operate, these engines provide dependable power at an exceptional value.

  • Oil-Foam Air Cleaner

    Helps keep your engine clean.

  • Prime N Pull
    Prime 'N Pull™ E-Z Starting System

    Push the primer bulb three times and go

  • Lo-Tone™ Muffler

    Cuts quieter.

  • Have a question? Search our FAQs to find answers related to model specifications, routine maintenance, repair or troubleshooting. Search FAQs »

  • Find genuine Briggs & Stratton repair and/or maintenance parts for your engine or outdoor power equipment to ensure future performance. Purchase Parts »

Torque* 4.5
Engine Displacement (cc) 148
Number of Cylinders Single
Engine Configuration Vertical Shaft
Engine Technology L-Head
Length (in) 12.8
Width (in) 11.5
Height (in) 9.5
Weight (lbs) 19.8
Bore (in) 2.56
Stroke (in) 1.75
Engine Fuel Gasoline
Fuel Tank Capacity (gallons) 0.225
Lubrication System Dura-Lube Splash Lubrication
Oil Capacity (oz) 20
Oil Filter No
Starter Prime 'N Pull
Air Filter Oil-Foam
Muffler Lo-Tone or Super Lo-Tone
Fuel Shutoff Valve NA
Certified Power Rating

*All power levels are stated gross horsepower at 3600 rpm per SAE J1940 as rated by Briggs & Stratton.

*All power levels are stated gross torque at 2600 rpm per SAE J1940 as rated by Briggs & Stratton.

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