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Honda Engines All Years G G150 QAF Parts
G150-QAF

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Engine Specifications for
G150-QAF

ModelModelG150
TypeQAF
EngineEngineNULL
Engine Serial Number PrefixG150
Engine Starting Serial Number1000001
Engine Ending Serial Number2017901
Valve ClearanceG150 serial number 1000001~1100542: IN: 0.12 ± 0.04 mm EX: 0.20 ± 0.04 mm G150 serial number 1100543~1380694: IN: 0.08 ± 0.03 mm EX: 0.12 ± 0.03 mm G150 serial number 1380695~forward: IN and EX: 0.08 ± 0.04 mm
Compression588 kPa (85 psi) @ 600 ~ 700 rpm
Engine OilSAE 10W-30 or SAE 10W-40
Engine Oil Capacity0.74 qt.
Oil FilterNULL
Engine SpeedIdle: 1,400 ± 100 rpm Maximum: 3,900 ± 100 rpm
TransmissionTransmission Oil Capacity1/6 reduction: 1.59 qt.
FuelFloat Level8.2 ± 1.5 mm (0.32 ± 0.06 in.)
Fuel FilterNULL
Fuel StabilizerNULL
IgnitionSpark PlugG150 serial number 1000001~1380694: Magneto ignition: NGK B4H NGK BR4HS CDI: NGK BP4HS-10 NGK BPR4HS-10 G150 serial number 1380695~forward: Magneto ignition: NGK B4H NGK BR4HS CDI: NGK BP4HS-10 NGK BR4HS-10
Spark Plug GapMagneto ignition: 0.6 ~ 0.7 mm (0.024 ~ 0.028 in.) CDI: 0.9 ~ 1.0 mm (0.035 ~ 0.039 in.)
MiscGear OilNULL
Gear Oil CapacityNULL
Power Trim FluidNULL
GreaseNULL

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