1999-2002 TRX400EX Fourtrax Service Manual, Page 103Get this manual
CYLINDER HEADVALVE Route the cam cnain tnrough the cyl;noer head and instalthe cylinoer head onto the cylinderApply oil to the cylinder head nutthreads and seating surfacesInstall the cylinder head nuts with the washers and tighten them in crisscross pattern in or stepsNotethe position of the large washerTOROUE: 44 Nm (4.5 kgfm33Ibfft}
CYUIOER HEAD
CAP NUTS,
II!Install and tighten the spark plugTOROUE: 18Nm (1.8kgfm13Ibfft)
Install the following: -camshaft and cylinder head covercarburetor (page 5-12)exhaust system (page2-6)