1999-2002 TRX400EX Fourtrax Service Manual, Page 87Get this manual
CYLINDER HEADVALVE
TORQUE VALUES
Upper engine hanger nut Cylinder head nut Cam sprocket bolt Cam chain tensioner plug Rocker arm shaft Sub-rocker arm shaft Cylinder head cover bolt (8 mm) Spark plug 54 Nm (5.5 kgfm, 40 Ibfft) 44 Nm (4.5 kgfm, 33 Ibf.ft) Apply 20 Nm (2.0 kgfm, 14Ibf.ft) Apply Nm (0.4 kgfm, 2.9 Ibfft) Z1 Nm (2.8 kgfm, 20 Ibfft) Apply 27 Nm (2.8 kgfm, 20 Ibfft) Apply 26 Nm (2.7 kgfm, 20 Ibfft) 18Nm (1.8 kgfm, 131bHt) oi to the threads and seating surface locking agent to the threads locking agent to the threads locking agent to the threads
Valve spring compressor Valve guide driver, 5.5 mm Valve guide reamer, 5.5 mm Valve seat cutter, 35 (IN 45") Valve seat cutter, 29 mm (EX4S0) Flat cutter, 35 (I 32") Flat cutter, 30 mm (EX32") Interior cutter, 30 mm (INEX 60) Compression gauge attachment Cutter holder, 5.5 mm 07757 -0010000 077 42- 0010100 079842000001 or 079842000000 (U ,SA only) or equivalent commercially available in U.S.A077800010400 07780-0010300 07780-0012300 07780-0012200 077800014000 07908KK60000 07781-0010101