GENMAX GM420E 15HP 420cc Electric Start Engine, Horizontal Shaft 1", 4-Stroke OHV

• [Direct Replacement for 15HP Equipment] 1" shaft (25.4mm) × 3.48" length (88.5mm) │ 1/4" keyway │ 3/8"-24 UNF thread. Standard mounting pattern ensures wide compatibility with log splitters, generators, pressure washers, cultivators and more. Designed to replace most 15HP horizontal shaft engines without modification.
• [Electric Start + Backup Recoil] One-turn key electric start for fast, effortless start—no pulling required. Backup recoil starter allows operation without battery. Dual starting system improves reliability in all outdoor conditions.
• [420cc 15HP Performance] Delivers strong 15HP output with max torque of 18.1 ft.-lb @2500 RPM, ideal for demanding applications. Built with cast iron cylinder sleeve and forged crankshaft for durability and long service life.
• [Extended Runtime with Efficient Supply System] 1.59-gallon (6L) supply tank supports longer operation with fewer refills. OHV design improves combustion efficiency and reduces consumption. Built-in supply shut-off valve enhances safety during transport and storage.
• [US-Support] Provides a 2-year limited service plan and lifetime technical support from a U.S.-based team. Unit is factory tested (trace oil may be present). Oil required before first use.

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