MAINTENANCE — Maintenance Operations MA-5 3. REPLACE SPARK PLUGS (PLATINUM TIPPED) (a) Disconnect the spark plug wires at the boot. DO NOT pull on the wires. (b) Remove the spark plugs. (c) Check the gap on the new plugs. Gap: 1.1 mm (0.043 in.) Recommended spark plugs: ND P16R NGK BPR5EP11 NOTE: When adjusting the tip of a new plug, bend only the base of the ground electrode. Do not touch the tip. Never attempt to adjust the gap on a used plug. 4. INSPECT AIR FILTER (a) Visually check that the air cleaner element is not excessively dirty, damaged or oily. (b) Clean the element with compressed air. First blow from the back side thoroughly. Then blow off the front side of the element. 5. REPLACE AIR FILTER Replace the air cleaner element with a new one. 6. REPLACE ENGINE OIL AND OIL FILTER (See page LU-3) Engine oil grade: API grade SF or SF/CC, multigrade viscosity and fuel-efficient oil Engine oil capacity (Drain and refill with oil filter change): 5.1 liters (5.4 US qts, 4.5 Imp. qts) 7. REPLACE ENGINE COOLANT (a) Drain the coolant from the radiator and engine drain cocks. (Engine drain is at right rear of engine block.) (b) Close the drain cocks. (c) Fill system with coolant. Coolant capacity (w/ heater or air conditioner): M/T 8.0 liters (8.5 US qts, 7.0 Imp. qts) A/T 7.9 liters (8.3 US qts, 7.0 Imp. qts) Use a good brand of ethylene-glycol base coolant, mixed 50:50 to the manufacturer's instructions.