2007-2010 Honda FourTrax Rancher 420 TRX420 TRX Service Manual, Page 133Get this manual
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FUEL SYSTEM (PGM-FI)
Throttle body identification number Idle speed
'07 '08 models After '08 models
GOB6A 1,400100 rpmmm (18 2.22.7 2.32.6 kG