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Honda Pumps All Years WMP WMP20X A1 Parts
WMP20X-A1

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Engine Specifications for
WMP20X-A1

ModelModelWMP20X
TypeA1
EngineEngineGX160K1
Engine Serial Number PrefixWMP20X
Engine Starting Serial Number1000001
Engine Ending Serial NumberN/A
Valve ClearanceIN: 0.15 ± 0.02 mm EX: 0.20 ± 0.02 mm
CompressionDecompressor engaged: 711 ± 123 kPa (85 ~ 121 psi) Decompressor disengaged: 979 ± 193 kPa (114 ~ 170 psi) 2012 production change: 71 ~ 100 psi
Engine OilSAE 10W-30 API service category SJ or later
Engine Oil Capacity0.63 qt.
Oil FilterNULL
Engine SpeedIdle: 1,400 + 200 -150 rpm Maximum: 3,850 ± 150 rpm
TransmissionTransmission Oil CapacityNULL
FuelFloat Level13.7 mm (0.54 in.)
Fuel FilterNULL
Fuel StabilizerNULL
IgnitionSpark PlugNGK BP6ES
Spark Plug Gap0.7 ~ 0.8 mm (0.028 ~ 0.031 in.)
MiscGear OilNULL
Gear Oil CapacityNULL
Power Trim FluidNULL
GreaseNULL

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