Impreza WRX STI F4-2.5L DOHC Turbo (2007)
4) Touch the engine oil cooler stopper (A) to the adapter (2) rib (B) to install the engine oil cooler.
5) When installing the nipple, apply liquid gasket to the nipple screw.
Liquid gasket: THREE BOND 1324 (Part No. 004403042) or equivalent
Tightening torque:
T1: 45 Nm (4.6 kgf-m, 33.2 ft-lb)
T2: 6.4 Nm (0.65 kgf-m, 4.7 ft-lb)
T3: 54 Nm (5.5 kgf-m, 40 ft-lb)
T4: 69 Nm (7.0 kgf-m, 50.9 ft-lb)
NOTE: Use new gasket and O-ring.
ST1 MODEL
1) Install in the reverse order of removal.
2) When installing the nipple, apply liquid gasket to the nipple screw.
Liquid gasket: THREE BOND 1324 (Part No. 004403042) or equivalent
Tightening torque:
T1: 54 Nm (5.5 kgf-m, 40 ft-lb)
T2: 69 Nm (7.0 kgf-m, 51 ft-lb)