Download 11D - Road Race Engineering

ENGINE OVERHAUL <2.4L ENGINE>
CYLINDER HEAD AND VALVES
11D-51
>>D<< CYLINDER HEAD BOLT INSTALLATION
1. Install new cylinder head bolts and washers in the following
procedure.
NOTE: Cylinder head bolts and washers must not be
reused.
2. Apply an appropriate amount of engine oil to top and bottom
surfaces of washers and threaded portion of bolts.
3. Install cylinder head bolts to the cylinder head.
NOTE: Bolts and washers are different parts for bolts on the
timing chain side.
4. Tighten cylinder head bolts in several steps to the specified
torque according to the assembly order.
Tightening torque: 35 ± 2 N⋅ m (26 ± 1 ft-lb)
Timing chain side
8
6
1
3
9
10
4
2
5
7
AK502392 AD
Paint mark
90˚
Paint mark
5. Put a paint mark on all of cylinder head bolt heads and
cylinder head.
Paint mark
90˚
Paint mark
AK502523AD
CAUTION
• When the tightening angle is smaller than the specified
tightening angle, the appropriate tightening capacity
cannot be secured.
• When the tightening angle is larger than the specified
tightening angle, remove the bolt to start from the
beginning again according to the procedure.
6. Tighten the cylinder head 90° according to the tightening
order.
Tighten it further 90° and make sure that the paint mark on
the cylinder head bolt is in a straight line with that on the
cylinder head.
INSPECTION
M1113007002567
.
CYLINDER HEAD
1. Check the cylinder head for water leakage, gas leakage,
damage or cracks before cleaning.
2. Completely remove oil, scale, sealant, carbon, etc. After
cleaning oil passages, blow air to make sure that they are
not clogged.
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