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8.5 NET HP Honda Engine, 270 cc, 1" Crankshaft, Keyed & Tapped (GX270QH)

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Current Stock: 42


The GX Series has proven itself as one of the most rugged, easy-starting and reliable engines around. Trades people stake their livelihood on them day after day. With a wide range of selections there's a GX Series engine for almost any application. The GX270 continues to set the standard for exceptional power, fuel consumption and emissions for a wide range of lawn, construction and agricultural equipment.

  • Horizontal crankshaft
  • Digital CDI ignition system with variable timing
  • Precision camshaft design for precise valve timing and optimal valve overlap
  • Ball-bearing supported crankshaft for improved stability
  • Dual oil drains and fill
  • Multiple charging coil options
  • Common Applications:
    • Agricultural equipment
    • Commercial lawn and garden equipment
    • Construction/industrial equipment
    • Generators
    • Pressure washers
    • Small vehicles
    • Water pumps
    • Tillers/cultivators


Engine TypeAir-cooled 4-stroke OHV
Bore x Stroke77 mm x 58 mm
Displacement270 cc
Net Power Output*8.5 HP (6.3 kW) @ 3,600 rpm
Net Torque14.1 lb-ft (19.1 Nm) @ 2,500 rpm
PTO TypeStraight
PTO Shaft RotationCounterclockwise (from PTO shaft side)
PTO Diameter/Taper25.4mm (1")
PTO Bolt Size7/16-20 UNF
Centrifugal ClutchNo
Compression Ratio8.5:1
Fuel Tank Capacity5.3 litres (5.6 US qts)
Lamp/Charge coil options25W, 50W / 1A, 3A, 10A, 18A
CarburetorButterfly Float Type
Electric StarterNo
Recoil StarterYes
Remote ThrottleNo
Lever ThrottleYes
Oil Alert (Shutdown)No
Ignition SystemDigital CDI with variable ignition timing
Starting SystemRecoil/electric
Lubrication SystemSplash
Governor SystemCentrifugal mass type
Air CleanerDual element
Air Filter TypeDual
Oil Capacity1.1 litres (1.16 US qts)
FuelUnleaded 86 octane or higher
Dry Weight25 kg (55 lbs)

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