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R420V
·New rocker arm for higher stability and longer working life
·Lock-style valve with longer working life
·Efficiency of air intake, exhaust and power output improved with 25 degrees valve angle
·Improved heat sink and air flow with higher power and longer working life
·Modified combustion chamber for full combustion, power improving and lower fuel consumption
·Cast iron cylinder liner
·Automatic compression release
·Automatic low oil engine shutdown system
·EPA emission certified



Product parameters
Engine type Single cylinder, 4-Stroke(OHV)
Bore*stroke 90×66mm
Displacement 420ml
Compression ratio 8.5:1
Net power 9.5kw/3600rpm
Net torque 28Nm/2500rpm
PTO shaft rotation Counterclockwise(horizontal shaft output)
Ignition system Transistorized magneto ignition
Starting system Recoil / Electric starter
Lubrication system Forced splash
Carburetor Flat suction valve carburetor
Governor system Centrifugal mechanical
Air cleaner Dual elements(paper or foam)
Oil capacity 1.1L
fuel tank capacity 6.5L
Dimensions(L*W*H) 465×415×440mm
Net weight 32kg
Fuel consumption <=350g/kw.h
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