Forester S F4-2.5L DOHC (1998)
11) Installation is in the reverse order of removal.
CAUTION: Replace gasket with a new one.
Tightening torque: 6.4 ± 0.5 N.m (0.65 ± 0.05 kg-m, 4.7 ± 4 ft-lb)
B: CLEANING
1) Start and warm-up the engine until radiator fan operates.
2) Hold throttle valve so that engine speed is at 2,000 rpm.
3) Disconnect air by-pass hose from air intake duct.
4) Slowly pour one can (16 oz) of cleaner into bypass air hole.
Cleaner:
Part No. 1050002 GM Top Engine Cleaner
Part No. X66-A AC Delco Carburetor
Tune-up Conditioner