Front Cover Seal

REMOVAL & INSTALLATION

3000GT

1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
2. Remove or disconnect the following:
   • Negative battery cable
   • Undercover
   • Cruise control pump and link assembly
   • Alternator assembly
3. Raise and support the engine to take the weight off of the engine mount.
4. Remove or disconnect the following:
   • Air hose and the air pipe
   • Power steering tensioner and drive belt
   • Timing belt covers and the timing belt
   • Crankshaft sprocket
5. Pry out the crankshaft seal using a suitable tool.

   To install:

6. Using a driver tool, install the new crankshaft seal.
7. Install or connect the following:
   • Timing belt and the timing belt covers
   • Crankshaft sprocket
   • Air hose and the air pipe
   • Alternator and the cruise control link and pump assembly
   • Undercover
   • Negative battery cable

Diamante

1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
2. Remove or disconnect the following:
   • Negative battery cable
   • Drive belts
   • Crankshaft pulley
   • Timing belt covers and the timing belt
   • CKP sensor
   • Crankshaft sprocket, the sensing blade, spacer and Woodruff® key
3. Pry the seal from the bore, using a suitable tool.

   To install:

4. Using a seal driver, install the new crankshaft seal. Lubricate the lips of the seal with clean engine oil.

   Fig. 1: Crankshaft seal installation — Diamante and 3000GT

5. Install or connect the following:
   • Woodruff® key, spacer, sensing blade and the crankshaft sprocket
   • CKP sensor and tighten the retaining bolts to 84 inch lbs. (9 Nm)
   • Timing belt and the timing belt covers
   • Crankshaft pulley and retaining bolt. Torque the retaining bolt to 130–137 ft. lbs. (180–190 Nm) for the DOHC engine or to 108–116 ft. lbs. (150–160 Nm) for the SOHC engine.
   • Drive belts, adjust
   • Negative battery cable

Eclipse

2.0L AND 2.4L ENGINES

1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
2. Remove or disconnect the following:
   • Negative battery cable
   • Timing belt
   • Crankshaft sprocket
3. Carefully pry the oil seal out of the front case. Be careful not to damage the oil seal bore or the crankshaft sealing surface.

   Fig. 2: Front crankshaft oil seal — Eclipse 2.0L (4G63) engine shown

   To install:

4. Apply clean engine oil to the oil seal lip. Using a seal driver, install the oil seal.
5. Install or connect the following:
   • Crankshaft sprocket. If equipped, tighten the crankshaft bolt to 87 ft. lbs. (118 Nm).
   • Timing belt
   • Negative battery cable

     Fig. 3: The crankshaft pulley pin spanner tool should be used to hold pulley while bolt is removed — Diamante and 3000GT

Mirage

1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
2. Remove or disconnect the following:
   • Negative battery cable.
   • Crankshaft pulley retainer bolts and remove the pulley
   • Vibration damper retainer bolt and washer and remove damper
   • Timing belt
   • Crankshaft sprocket
3. Pry out the oil seal from front of engine.

   To install:

4. Using proper size driver, install a new front seal.
5. Lubricate the lips of the new seal with clean engine oil.
6. Install or connect the following:
   • Timing belt, timing covers, valve cover and remaining components
   • Crankshaft sprocket and vibration damper
   • Engine undercover and connect the negative battery cable