MITSUBISHI ENDEAVOR 2004 Service Repair Manual

Fig. 79: Installing Retainer Lock

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2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 80: Using Special Tool MD998772 For Installing Retainer Lock

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>>D<< CYLINDER HEAD BOLT INSTALLATION 1. Tighten the bolts in the illustrated sequence two or three steps.
Tightening torque: 108+/-5 N.m (80+/-4 ft-lb)
CAUTION: Attach the head bolt washer in the direction shown in
the figure.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 81: Installing Cylinder Head Bolt


2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

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.
2. Back off the bolts once and tighten them again to the specified torque in step 1.
INSPECTION CYLINDER HEAD 1. Check the cylinder head gasket surface for flatness by using a straightedge in
the directions of A through G shown in the illustration.
Standard value: 0.03 mm (0.0012 inch)
Limit: 0.2 mm (0.007 inch)
2. If the service limit is exceeded, correct to meet the specification.
Grinding limit: *0.2 mm (0.007 inch)
3. *If the service limit is exceeded, correct to meet the specification.
Cylinder head height (specification when new): 120 mm (4.7 inches)
2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 82: Inspecting Cylinder Head To Meet Its Specification

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VALVE 1. Check the valve face for correct contact. If incorrect, reface using a valve
refacer. The valve should make a uniform contact with the seat at the center of
the valve face.
2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 83: Checking Valve Face And Margin

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2. If the margin exceeds the service minimum limit, replace the valve.
Standard value:
< Intake > 1.0 mm (0.04 inch)
< Exhaust > 1.2 mm (0.05 inch)
Minimum limit:
< Intake > 0.5 mm (0.02 inch)
< Exhaust > 0.7 mm (0.03 inch)
3. Measure the valve's total length. If the measurement is less than specified,
replace the valve.
Standard value:

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

< Intake > 110.30 mm (4.343 inches)
< Exhaust > 112.11 mm (4.414 inches)
Minimum limit:
< Intake > 109.80 mm (4.323 inches)
< Exhaust > 111.61 mm (4.394 inches)
Fig. 84: Measuring Valve Length

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VALVE SPRINGS 1. Measure the free height of the spring and, if it is smaller than the minimum
limit, replace the spring.
Standard value: 51.0 mm (2.01 inches)
Minimum limit: 50.0 mm (1.97 inches)
2. Measure the squareness of the spring and, if the limit is exceeded, replace the
s
prin
g.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Standard value: 2° or less
Limit: 4°
Fig. 85: Measuring Spring Free Height And Squareness

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VALVE GUIDES
2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Measure the clearance between the valve guide and valve stem. If the limit is
exceeded, replace the valve guide, valve, or both.
Standard value:
< Intake > 0.02 - 0.05 mm (0.0008 - 0.0019 inch)
< Exhaust > 0.04 - 0.06 mm (0.0016 - 0.0023 inch)
Limit:
< Intake > 0.10 mm (0.003 inch)
< Exhaust > 0.15 mm (0.005 inch)
Fig. 86: Measuring Clearance Between Valve Stem And Vale Guide

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VALVE SEAT Assemble the valve, then measure the valve stem
projection between the end of the

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

valve stem and the spring seating surface. If the measurement exceeds the specified
limit, replace the valve seat.
Standard value:
< Intake > 48.30 mm (1.902 inches)
< Exhaust > 51.71 mm (2.036 inches)
Limit:
< Intake > 48.80 mm (1.921 inches)
< Exhaust > 52.21 mm (2.056 inches)
Fig. 87: Measuring Valve Stem Projection

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2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor