Installation of Lower Timing Chain

1. Install the crankshaft sprocket, making sure the mating marks face the front of the engine.

2. Install the idler sprocket and lower timing chain using the mating marks and the paint marks made during the removal process.

CAUTION:
Be careful not to tear or damage the cylinder head gasket.

3. Install chain guide and chain tension arm.

4. Install lower chain tensioner and remove the pin securing the piston into the tensioner body.

5. Front cover installation:
a. Using a scraper or other suitable tool remove all traces of liquid gasket from the cylinder block, oil separator (pre-98' models) and front cover mating surfaces.





b. Install new crankshaft seal in front cover (see Figure 4).





. Apply a continuous bead of RTV sealant to the breather separator (pre-98' models) and to the front cover (see Figure 5).

NOTE:
Use Genuine Nissan RTV silicone sealant P/N 999MP-A7007, Three Bond P/N TB12O7D or equivalent.

NOTE:
1998-1999 models use a paper gasket, not RTV silicone, for the breather separator.

d. Also place RTV sealant on the head gasket surface.
e. Install the front cover to the engine.

CAUTION:
Be careful not to tear or damage the cylinder head gasket.

f. Install the oil separator to the front cover.

6. Install oil pan, referring to "Installation" in the "OIL PAN" section of the Service Manual.

7. Install the following parts:
a. Crankshaft pulley.
b. A/C compressor and idler pulley bracket.
c. Power steering pump.