Acura RSX Honda Integra. Manual — part 47
01
01
02
S6M6A00A14616716091KBAT10
6-32
6-32
Cylinder Head
Cylinder Head Removal (cont’d)
CMP Pulse Plate A Replacement
14 x 1.0 mm
39 N·m
(4.0 kgf·m, 29 lbf·ft)
13. Remove the rocker arm assembly (see page 6-35).
14. Remove the cylinder head bolts. To prevent
warpage, unscrew the bolts in sequence 1/3 turn at
a time; repeat the sequence until all bolts are
loosened.
15. Remove the cylinder head.
1. Remove the cylinder head cover (see page 6-28).
2. Hold the intake camshaft with an open-end wrench,
then loosen the bolt.
3. Remove the camshaft position (CMP) pulse plate A.
4. Install the CMP pulse plate A in the reverse order of
removal.
Apply new engine oil to the
bolt threads.
01
*01
S6M6A00A14616716091KBAT01
01
S6M6A00A14680463351KDAT02
Removal
6-33
6-33
CMP Pulse Plate B Replacement
VTC Actuator, Exhaust Camshaft
Sprocket Removal and Installation
14 x 1.0 mm
39 N·m
(4.0 kgf·m, 29 lbf·ft)
1. Remove the cylinder head cover (see page 6-28).
2. Hold the exhaust camshaft with an open-end
wrench, then loosen the bolt.
3. Remove the camshaft position (CMP) pulse plate B.
4. Install the CMP pulse plate B in the reverse order of
removal.
1. Remove the cam chain (see page 6-14).
2. Hold the camshaft with an open-end wrench, then
loosen the variable valve timing control (VTC)
actuator mounting bolt and exhaust camshaft
sprocket mounting bolt.
3. To the VTC actuator reused, do the following steps.
–1 Remove the intake camshaft, and seal the
advance holes and retard holes in the No. 1
camshaft journal with tape (see step 6 on page
6-10).
–2 Punch a hole in the tape over one of the
advance holes (see step 7 on page 6-10).
–3 Apply air to the advance hole to release the
lock (see step 8 on page 6-10).
4. Remove the VTC actuator and exhaust camshaft
sprocket.
(cont’d)
Apply engine oil to the
bolt threads.
02
01
S6M6A00A14600017801MAAT00
−
−
Installation
Specified Torque
VTC Actuator Mounting Bolt:
113 N·m (11.5 kgf·m, 83 lbf·ft)
Exhaust Camshaft Sprocket Mounting Bolt:
72 N·m (7.3 kgf·m, 53 lbf·ft)
Cylinder Head Height
Standard (New): 103.95
104.05 mm
(4.093
4.096 in.)
6-34
6-34
Cylinder Head
VTC Actuator, Exhaust Camshaft
Sprocket Removal and Installation
(cont’d)
Cylinder Head Inspection for
Warpage
PRECISION STRAIGHT EDGE
1. Install the VTC actuator and exhaust camshaft
sprocket.
NOTE: Install the VTC actuator in the unlock
position.
2. Apply engine oil to the threads of the VTC actuator
mounting bolt and exhaust camshaft mounting bolt,
then install them.
3. Hold the camshaft with an open-end wrench, then
tighten the bolts.
4. Hold the camshaft, and turn the VTC actuator
clockwise until you hear it click.
5. Install the cam chain (see page 6-17).
1. Remove the cylinder head (see page 6-31).
2. Inspect the camshaft (see page 6-40).
3. Check the cylinder head for warpage. Measure
along the edges, and three ways across the center.
• If warpage is less than 0.05 mm (0.002 in.)
cylinder head resurfacing is not required.
• If warpage is between 0.05 mm (0.002 in.) and
0.2 mm (0.008 in.), resurface the cylinder head.
• Maximum resurface limit is 0.2 mm (0.008 in.)
based on a height of 104 mm (4.09 in.).
01
01
02
S6M6A00A14666300000KAAT00
6-35
Rocker Arm Assembly Removal
A
A
A
A
B
1. Remove the cam chain (see page 6-14).
2. Loosen the rocker arm adjusting screws (A).
3. Remove the camshaft holder bolts. To prevent
damaging the camshafts, unscrew the bolts two
turns at a time, in a crisscross pattern.
NOTE: Bolt
is not on all engines.
4. Remove the cam chain guide B, camshaft holders,
and camshafts.
5. Insert the bolts (A) into the rocker shaft holder, then
remove the rocker arm assembly (B).
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