2. FRAME COVERS/EXHAUST MUFFLER ATV 50 EXHAUST MUFFLER (MXU 50 Nuts REVERSE/MXU 50) REMOVAL Remove the two nuts attaching the exhaust pipe and cylinder head. Remove the two bolts attaching the exhaust muffler, then remove the exhaust muffler. Bolt Bolt Inspect the gasket. If the exhaust gas leaks, the gasket should be replaced. Install by reversing the removal sequence. Torque: Exhaust muffler lock bolt: 3.3 kgf-m (33 N-m, 24 lbf-ft) Gasket Exhaust muffler joint lock nut: 1.2 kgf-m (12 N-m, 9 lbf-ft) Be sure to install a new exhaust gasket. 2-16