Oil Pan Upper

Install a new O-ring to the cylinder block.

Courtesy of SUBARU OF AMERICA, INC.

Apply liquid gasket to the mating surface of the oil pan upper as shown in the figure, and temporarily install the oil pan upper to the cylinder block.

NOTE:

Before applying liquid gasket, degrease the old liquid gasket seal surface of the oil pan upper and the cylinder block.
Install within 5 min. after applying liquid gasket.
Application of liquid gasket on the chamfer surface around the bolt hole is allowed.

Liquid gasket:

THREE BOND 1217G (part No. K0877Y0100), THREE BOND 1217H or equivalent

Liquid gasket applying diameter:

4.5±0.5 mm (0.1772±0.0197 in)

Courtesy of SUBARU OF AMERICA, INC.

(A)	0 mm (0 in) or more, 2.0 mm (0.0787 in) or less
(B)	ø4.5±0.5 mm (0.1772±0.0197 in)
(C)	Chamfer edge
(D)	Liquid gasket applying position

Tighten the bolts in the numerical order as shown in the figure.
NOTE: After tightening, if the liquid gasket is squeezed out onto the seal surface of the chain cover, completely remove any squeezed-out liquid gasket.

Tightening torque:

18 N.m (1.8 kgf-m, 13.3 ft-lb)

Fig 1: Chain Cover Bolts Tightening Sequence
Courtesy of SUBARU OF AMERICA, INC.
Install the oil pan and oil strainer. Ref. to LUBRICATION (H4DOTC)>OIL PAN>INSTALLATION>OIL PAN .
Install the water pipe LH. Ref. to COOLING (H4DOTC)>WATER PIPE>INSTALLATION>WATER PIPE LH .
Install the water pipe RH. Ref. to COOLING (H4DOTC)>WATER PIPE>INSTALLATION>WATER PIPE RH .
Install the engine. Ref. to MECHANICAL (H4DOTC)>ENGINE ASSEMBLY>INSTALLATION .
Fill engine oil. Ref. to LUBRICATION (H4DOTC)>ENGINE OIL>REPLACEMENT .
Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
Fill engine coolant. Ref. to COOLING (H4DOTC)>ENGINE COOLANT>REPLACEMENT>FILLING OF ENGINE COOLANT .