Rehlko CH620-3191 19HP Engine

1 1/8" Diameter, 1/4" Keyway Horizontal Shaft

HIGHEST QUALITY GUARANTEED!

The Rehlko Command Pro CH620-3191 is a powerful 19HP, 674cc V-Twin OHV engine engineered to deliver consistent performance across industrial, commercial, and residential equipment. Known for durability and efficiency, this engine is an excellent choice for lawnmowers, sawmills, generators, go-karts, pressure washers, and a wide variety of other demanding applications.

Equipped with a reliable electric start system, the CH620-3191 ensures quick ignition in any condition. Its pressure lubrication system protects internal components under heavy use, while the dual-seal heavy-duty air filter blocks debris to extend service life. Built to withstand tough environments, this engine is ideal for professionals and businesses who depend on dependable power daily.

The CH620-3191 replaces earlier Kohler-branded models, including the CH620-3100, CH620-3154, CH18S-62501, and CH620-3003. Maintaining compatibility with older engines, this Rehlko model also introduces modern engineering updates for improved reliability and efficiency.

Key features include a rugged 4-stroke OHV V-Twin design, integrated oil cooling for temperature control, and large sleeve bearings for superior load support. These enhancements provide stability, smooth operation, and long-lasting durability under heavy workloads.

At Carroll Stream Motor Company, we’ve supplied high-quality engines since 2005. Every Rehlko engine we sell is fully rebuildable, with OEM parts readily available for long-term maintenance. Our Michigan-based support team is here to answer fitment questions and help ensure you select the right motor for your equipment.

The Rehlko Command Pro CH620-3191 comes with a 3-year commercial warranty, offering peace of mind whether you’re upgrading older machinery or powering new equipment.

Order today to take advantage of competitive pricing, free shipping, and expert customer support from Carroll Stream Motor Company. For questions or assistance, call us at 1-888-208-2088—our knowledgeable team is ready to help.