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Honda Engines All Years GX GX630RH KWF Parts
GX630RH-KWF

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Engine Specifications for
GX630RH-KWF

ModelModelGX630RH
TypeKWF
EngineEngineGX630RH
Engine Serial Number PrefixGCAMH
Engine Starting Serial Number1000001
Engine Ending Serial Number1999999
Valve ClearanceIN: 0.08 ± 0.02 mm EX: 0.10 ± 0.02 mm
Compression0.5 ~ 0.7 MPa (5.09 ~ 7.14 kgf/cm², 73 ~ 102 psi) @ 1,500 min rpm
Engine OilSAE 10W-30 API service category SJ or later
Engine Oil CapacityWithout filter change: 1.59 qt. With filter change: 1.80 qt.
Oil FilterN/A
Engine SpeedIdle: 1,400 ± 150 rpm Maximum: 3,850 ± 150 rpm
TransmissionTransmission Oil CapacityN/A
FuelFloat Level15.5 mm (0.61 in)
Fuel FilterN/A
Fuel StabilizerN/A
IgnitionSpark PlugNGK ZFR5F, FR2A
Spark Plug Gap0.7 ~ 0.8 mm (0.028 ~ 0.031 in.)
MiscGear OilN/A
Gear Oil CapacityN/A
Power Trim FluidN/A
GreaseLithium based multi-purpose grease NLGI #2 or equivalent and water resistant molybdenum disulfide grease

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