6. ENGINE REMOVAL/INSTALLATION ATV 300/250 ENGINE INSTALLATION Installation is in the reverse order of removal. The rear upper and lower engine mounting bolts and nuts loosely install, then tighten the engine mounting nuts to the specified torque. Torque: 40 N-m (4 kgf-m, 29 lbf-ft) Mounting Bolt and Nut The brackets, bolts, front engine mounting bolt and nut loosely install, then tighten the bolts on the brackets to the specified torque. Torque: 22 N-m (2.2 kgf-m, 16 lbf-ft) Tighten the front engine mounting bolt and nut to the specified torque. Torque: 40 N-m (4 kgf-m, 29 lbf-ft) Mounting Bolt and Nut Mounting Bolt and Nut 6-7