3. INSPECTION/ADJUSTMENT MXU 250R/300R Ignition timing : BTDC 5°1°/2000 rpm Tire pressure 1 Rider Front 0.28 kgf/cm (28 Kpa, 3.2 psi) Rear 0.28 kgf/cm (28 Kpa, 3.2 psi) Tire size: Front : 22*7-10 Rear : 22*10-10 TORQUE VALUES Front wheel nut 4.5 kgf-m (45 Nm, 32 lbf-ft) Rear wheel nut 4.5 kgf-m (45Nm, 32 lbf-ft) 3-2