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GX340/390
Powerful. Reliable. Durable.
With the GX340 and 390, you’re looking at some of the best engines in the business. Powerful, reliable, durable, and quiet. Honda’s GX Series is power you can trust, and then some.
Increased compression ratio
Precision camshaft design offers precise valve timing and optimal valve overlap for better fuel efficency
OHV design for increased efficiency and optimal power transfer
Smooth Performance
Precision engineered components result in lower vibration
Ball bearing supported crankshaft for greater stability
Heavy duty balancer shaft
Improved piston design
Exceptionally Quiet