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Briggs & Stratton Engine Specifications
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4 HP QUATTRO Model Series 10A900

Briggs & Stratton Small Engines

Displacement 9.67 cu. in. (158 cc)

Bore 2.56 in. (65.1 mm)

Stroke 1.87 in. (47.5 mm)

Oil Capacity 20 fl. oz. (0.59 L)


  • Aluminum alloy bore for cooler operation
  • Prime 'N Pull Easy Starting System ™ pumps the right amount of gas to carburetor for easy one-pull starts
  • Maintenance-free Magnetron ® electronic ignition for quick, dependable starts
  • Mechanical compression release for smooth, quick starting
  • Lube-Power ™ gear-driven lubrication system bathes all internal engine parts with oil all the time
  • Reusable foam element air cleaner protects engine from dirt for long life
  • Large rewind starter reduces pulling effort for easy starts



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