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HONDA GX610

GX610 A 18 HP OHV, V-Twin, horizontal shaft engine offering low noise and vibration. Commercial-grade powerhouse designed for the most demanding applications.

Note: V-Twin Engines Do Not Come With Muffler-Mufflers are sold seperatly due to design variations and equipment applications offering low noise and vibration. Commercial-grade powerhouse designed for the most demanding applications.

Features & Benefits

Specifications

  • V-Twin OHV Design
  • Carb Approved
  • In-line Fuel Filter
  • 12V Electric Start
  • Fuel Cut Solenoid On Carburator
  • Atomotive Type Oil Filter
  • Full Pressure Lubrication
MODEL  GX610
Description code  GCAC
Type  4-stroke, overhead valve, 90° V-Twin
Total Displacement  614 cm³ (37.5 cu in)
Bore & Strike  77 x 66 mm (3.0 x 2.6 in)
Max Horsepower (Gross)  13.4 kw / 3,600 min–¹ (18HP / 3,600 rpm)
Max Torque (Gross)  43.1 N·m (4.39 kgf·m, 31.7 lbf·ft) 2,500 rpm
Compression Ratio  8.3: 1
Fuel Consumption  313 g/kWh (230 g/HPh, 0.51 lb/HPh)
Cooling System  Forced-air
Ignition System  Transistorized magneto ignition
Ignition Timing  20° B.T.D.C
Spark Plug  ZGR5A (NGK), J16CR-U (DENSO)
Carburetor  Horizontal type, two barrel butterfly valve
Air Cleaner  Dual element type
Lubricating System  Forced lubrication
Oil Capacity

1.5 lt 1.59 US qt, 1.32 Imp qt) / with oil filter replacement: 1.80 lt (1.90 US qt, 1.58 Imp qt)

Starting System  Electric start
Stopping System  ignition primary circuit ground
Fuel Used  Automotive unleaded gasoline (minimum 86 pump octane)
P.T.O. Shaft Rotation  Counterclockwise (viewed from P.T.O. side)
Govenor  Centifugal governor
   February  14, 2026