Impreza 2.5 RS Coupe F4-2.5L SOHC (2000)
(2) Remove resonator chamber.
(3) Disconnect spark plug cords from spark plugs (#1 and #3 cylinders).
(4) Disconnect blow-by hose from rocker cover (RH).
(5) Lift-up the vehicle.
(6) Remove under cover.
(7) Place suitable container under the vehicle.
(8) Lower the vehicle.
(9) Remove the timing belt cover (RH) bolt.