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New, KOHLER KS590 single cylinder vertical engine. Cast iron cylinder sleeve. No muffler and fuel tank. Pressure Lubrication with Oil filter included. 12 amp alternator. 

5400 SERIES KS590

  • Smooth, Comfortable Ride — our Triple-Balance System™ creates an impossibly comfortable ride with less noise and vibration than ever before*
  • Durable Design — built to last with commercial-grade components, 20,000+ hours of testing
  • No-Mess Oil Changes — inverted oil filter allow for mess-free, dripless oil changes
  • Hardcore Power — Consistent-Cut™ technology maintains engine speed in tough conditions
  • Reliable Starting — hot or cold, with Smart-Choke™ Technology you just turn the key and go
  • American Craftsmanship — Made in the USA of U.S. and global parts Equipment Types

    This engine powers the following equipment:

  • Residential Zero Turn Mower

  • Commercial Wide Area Walk Behind Mower

  • Commercial Zero Turn Mower

  • Residential Rider

  • Engine type: Four-Cycle


  • Model KS590-3020
  • Power 19 HP
  • Disp. 541cc
  • Start Electric
  • Shaft Orientation Vertical
  • Shaft 1" dia. x 3.16" w/ 1/4" keyway and tapped 7/16-20
  • Mount 10" bolt circle
  • Fuel Tank No
  • Size 18" x 16" x 17-1/2"
  • Shpg. 82  lb