Briggs & Stratton Powerbuilt OHV Vertical Engine — 500cc, 1in. x 3 5/32in. Shaft, Electric Start, Model# 31R907-0007-G1

36,499.2741,499.17 (-12%)

In stock

The Briggs & Stratton Powerbuilt™ 500cc Engine features 12V electric start, rewind backup and a 9 Amp DC alternator. The exhaust manifold and muffler are included but fuel tank is omitted. For use on riding lawn mowers, wide area walk-behind mowers and trail mowers. Emission-compliant engine is for sale in all 50 states.


  • Dura-Bore™ cast iron cylinder sleeve for extended life
  • Maintenance-free Magnetron® electronic ignition and float carburetor for consistent, easy starts
  • Dual-Clean™ dual-element air cleaner for maximum protection
  • Patented balancing system for smoother performance
  • Gear-driven DuraLube™ splash lubrication bathes all internal engine parts with oil
  • What’s Included

  • (1) Engine with electric start
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