99500-39222-01E - GSX1400 Club

www.GSX1400FE.comPERIODIC MAINTENANCE 2-5SPARK PLUGSPARK PLUG AND SPARK PLUG CAP REMOVAL• Remove the seat.• Remove the fuel tank. (4-48)• Remove all spark plug caps.• Remove the spark plugs with a spark plug wrench.HEAT RANGE• Check to see the heat range of the plug.If the electrode of the plug is wet appearing or dark color, replacethe plug with hotter type one. If it is white or glazed appearing,replace the plug with colder type one.NGKDENSOStandard CR8EK U24ETRColder type CR9EK U27ETRNOTE:“R” type spark plug has a resistor located at the center electrodeto prevent radio noise.CARBON DEPOSITS• Check to see if there are carbon deposits on the spark plug.• If carbon is deposited, remove it using a spark plug cleanermachine or carefully use a tool with a pointed end.SPARK PLUG GAP• Measure the spark plug gap using a thickness gauge.• If out of specification, regap the spark plug. Spark plug gap:Standard: 0.7 – 0.8 mm (0.028 – 0.031 in) 09900-20803: Thickness gaugeGap:0.7 – 0.8 mm(0.028 – 0.031 in)