1998 HONDA CIVIC engine parts

11. When installing the cylinder head cover, hold the
head cover gasket in the groove by placing your fin-
gers on the camshaft holder contacting surfaces
(top of the semicircles)
Set the spark plug seal on the spark plug tube.
Once the cylinder head cover is on the cylinder
head, slide the cover slightly back and forth to seat
the head cover gasket.
NOTE:
. Before installing the cylinder head cover, clean
the cylinder head contacting surfaces with a
shop towel.
. Do not touch the parts where liquid gasket was
aDolied.
. Take care not to damage the spark plug seals
when installing the cylinder head cover,
. Visually check the spark plug seals for damage.
. Replace any washer that is damaged or deterio-
rated.
6x1.0mm9.8 N.m 11.0 ksf.m,7.2lbf ftl
\g-----*o""t'Ptl
veEE
\_
6-47
12. Tighten the nuts in two or thre€ steps. In the final
step, tighten all bolts, in sequence, to 9 8 N'm (1.0
kgf.m, 7.2 lbf.ft).
NOTE: After assemblv, wait at least 30 minutes
before filling the engine with oil
After installation, check that all tubes, hosss and
connectors are installed correctlY
1?

Removal
Engine removal is not required for this procedure.
!@@ Make sure jacks and safety stands are placed
properly and hoist brackels are attached to correst posi-
tion on the engine,
CAUTION:
o Use fender covers to avoid damaging painted sur-
faces.
To avoid damage, unplug the wiling connectors
carelully while holding the connector portion.
To avoid damaging the cylinder head, wait until the
engine coolant temperature drops below 100"F {38'Cl
before loosening the retaining bolt.
NOTE:
. Unspecified items are common.
. Mark all wiring and hoses to avoid misconnection.
AIso, be sure that they do not contact other wiring or
hoses or interfere with other parts.
o Inspect the timing belt before removing the cylinder
n eao.
. Turn the crankshaft pulley so that the No. 1 piston is
at top dead center (see page 6-64).
1. Disconnect the negative terminal from the battery.
Drain the engine coolant {see page 10-7).
. Remove the radiator cap to speed draining.
Remove the strut brace (see page 5-2).
Remove the intake air duct and air cleaner housing
(see page 5-3).
Remove the adjusting bolt and mounting bolt, then
remove the power steering (P/S) pump belt and pump
(see page 5 5).
2.
3.
4.
\
ADJUSTING
6. Loosen the idler pulley bracket bolt and adjusting
bolt, then remove the air conditioning (A/C) com-
pressor belt.
IDLER PULLEY BRACKETBOLT10 x 1.25 mm44 N.m {4.5 kg,l.m, 33 lbt.ft}
7. Loosen the mounting nut and lock bolt, then remove
the alternator belt.
LOCK BOLT8 x 1.25 mm24 N.m {2.4 kgf.m,17 tbtftl
ALTERNATORBELT10 x 1.25 mm,l,l N.m {4.5 kgf.m,33 tbf.ft,
(cont'd)
6-67

Cylinder Head
Installation (cont'dl
10. Align the marks on the cylinder head plug to thecylinder head upper surface, then install the cylin,
der head plug in the cylinder head.
PLUGReplace.
Install the timing belt (see page 6-63).
Adjust the valve clearance (see page 6-61).
Install the head cover gasket in the groove of the
cylinder head cover. Seat the recesses for the
camshaft first, then work it into the groove around
the outside edges,
NOTE:
. Before installing the head cover gasket, thorough-ly clean the head cover gasket and the groove.
. When installing, make sure the head cover gasket
is seated securely in the corners of the recesses
wrrn no gap.
11.
13.
1'
CYLINDEB HEAD
HEAD COVEB
6-86
(\
14. Apply liquid gasket to the head cover gasket at theeight corners of the recesses.
NOTE:
. Use liquid gasket, Part No. 08718 - 0001 or 08718- 0003.
. Check that the mating surfaces are clean and drybefore applying liquid gasket
. Do not install the parts if five minutes or morehave elapsed since applying tiquid gasket.
Instead, reapply liquid gasket after removing oldrestdue.
. After assembly. wait at least 30 minutes before
filling the engine with oil.

15. When installing the cylinder head cover, hold the
head cover gasket in the groove by placing your fin-
gers on the camshaft holder contacting surfaces
(toD of the semicircles).
Once the cylinder head cover is on the cylinder
head, slide the cover slightly back and forth to seat
the head cover gasket.
NOTE:
. Be{ore installing the cylinder head cover, clean
the cvlinder head contacting surfaces using a
shoP towel.
. Oo not touch the parts where liquid gasket was
applied.
. Replace any washer taht is damaged or deter'o-
rated.
t
\
6-A7
16. Tighten the nuts in two or three steps. In the final
step, tighten all nuts, in sequence, to 9 8 N'm {1 0
kgf.m, 7.2 lbf.ft).
NOTE: After assembly, wait at least 30 minutes
before filling the engine with oil.
After installing, check that all tubes' hoses and con-
nectors are installed correctly.17.

lllustrated Index
I runricate att internal parts with engine oil during reassembly'
NOTE:
o Apply liquid gaskettothe mating surfaces ofthe right side cover and oil pumpcase before installingthem'
. Use liquid gasket, part No 08718-0001 or08718-0003'
. Clean the oil pan gasket mating surfaces betore installing the oil pan
81642 engine:
DRAIN BOLT44 N,m {4.5 kgf'm,33 lbt'ft)
6 x 1.0 mm'11 N.m (1.1 kgI'm,
I tbl.ft)
OIL PANReter to page 7 27when installing.
6 r 1.O mm12 N.m t1.2 kgl'm, 8 7 lbf'lt)
OIL PAN GASKET
BUFFLE PLA
12 x 1.0 mm103 N.m {10.5 kgf'm,
76 tbr.ft)
6 x 1.0 mm11 N.m (1 .1 kgf.m,
8 tbI.fr)
GASKETReplace.FLYWHEEL(M/TI
12 x 1.0 mm
74 N.m (7.5
kof.m, 54 lbf'ft)
1^c{Eb\%^ t*^
*o"rr^--(Wffi
oa*,trto2,.w
FLYWHEEL COVER
IM/T)
DRIVE PLATECOVER (AiT)
11 x 1.5 mm76 N.m (7.9 kgf'm, 56 lbf'ft)
Apply engine oil to the bolt
threads.NOTE: After torqurngeach cap, turn crankshaft
to check for binding.
MAIN EEARING CAP
MAIN BEARINGSSelection, page 7_10
NOTE: New main bearings musl
be selected bY matching crank
and block identification markrngs
CRANKSHAFTInstallation, Page 7'23
OIL JET BOLT16 N.m 11.6 kgf'm, 12 lbl'ft)
OIL JETInspection, Page 8_10
Check for cracks
6x1.0mm11 N.m {1.1 kgf'm, I lbf'ft}
CRANKSHAFT OIL SEAL
Installation,pagesl 22 andl 29
Replace-
DOWEL PINOIL PUMPOverhaul, page 8-'l1Removal/lnspection,page 8-13.Apply liquid gasket
to mating surlace.RIGHT SIDE COVERApply liquid gasket
to mating surface.
THRUST WASHERS8 x 1.25 mm24 N.m {2.4 kgf.m, 17 lbf'ft)Grooved sides face outward
NOTE: Thrusr washer thickness
is tixed and must not be changed
by grinding or shimming
O-RINGReplace
CRANKSHAFT SEAL11 N.m {1.1 kgf'm, lnstallation, pages 7'29 and I 14
a lbt.ltl Heplace. (cont'd)
d#*

lllustrated Index
(cont'dl
I Luoricate att internal parts with engine oil during reassembly.
NOTE:
' Apply liquid gasket to the mating surfaces ofthe rightside coverand oil pumpcase before installingthem.. Use liquid gasket, part No. 08718 - 0001 or 087,18 _ OOO3.. Clean the oil pan gasket mating surfaces before installing it.
D16Y7 engine:6 x 1.0 mm12 N.m (1.2 kgt.m.8.7 tbf.tr)DRAIN BOLT44 N.m {4.5 kgt.m.33 tbt.ttl
,(
I
I
OIL PAN GASKETFLYWHEEL COVERIM/T)6x 1.0 mm12 N.m ('l .2 kgt.m, 8.7 tbt.trl
OIL PANRefer to page 7-27
Apply liquid gasker tothese points.
Replace.
WASHERReplace.12 x '1.0 mm118 N.m{12.0 kgt.m, 87 tbf.tr}
11 x 1.5 mm51 N.m15.2 kgl.m,38lbtftl
Apply engine oilto the boltthreads.NOTE: After torquingeach cap, turn the crankshaftto check for binding.
MAIN BEARINGSSelection, page 7-10
MAIN BEARING CAP
CRANKSHAFTInstallation, page 7 23
NOTE: New main bearings mustbe selected by matching crankand block identification markings.
6 r 1.0 mm11 N.m {1.1
6 x 1.0 mm11 N.m 11.1
ksI.m, 8 lbt.ft)
OIL SCREEN
kgt.m, 8 lbf.trl
Check for cracks.
CRANKSHAFT OIL SEALInstallation,pages 1 22 a^d 7-29
\:eprace'
GASKETReplace.
6 x 1.O mm11 N.m {1.1 kgt.m,8 rbt.frl
RIGHT SIDE COVERApply liquid gasker1o matrng surface,
OIL PUMPOverhaul, page 8-12Bemoval/lnspection,page 8-13
DOWEL PIN
WASHERSGrooved sides face outward.NOTE: Thrust washer thicknessis fixed and must not be changedby grinding or shimming.
CRANKSHAFT SEAL
l.j"Ji:l"^ pages z.2e --.S)
Replace.
6 x 1.0 mm11 N.m {1.18 tbt.fr)
7-4
BREATHING PORT COVERMOUNT BOLTS6 x 1.0 mm11 N.m {1.1 kgt.m, 8 tbf.fr}Apply liquid gasker tothe boh threads.
DOWEL PIN

lllustrated Index
(cont'd)
NOTE: New rod bearings must be selected by matching connecting rod assembly and crankshaft(see page 7,11).identification markings
Lubricate all internal parts with engine oil duringreassembtv.
PISTON INSTALLATION DIRECTION:
EXHAUST
4\/=\6\z\
\e/!rqrf/
INTAKE
PISTON RINGSReplacement. page 7-20Measurement, pages 7 20 andj-21Alignment, page 7-21
PISTON PINRemoval, page 7,17Installation, page 7-18Inspection, page 7,19
CONNECTING RODEnd play, page 7-8Selection, page 7,18
CONNECTING RODBEARINGSClearance, page 7 11Selection, page 7-11
CONNECTING ROD BEARING CAPInstallation, page 7-23NOTE: lnstall caps so thebearing recess is on thesame side as the recessin the rod.
PISTONInspectron, page 7-15NOTE: Betore removing the piston, inspect thetop of the cylinder bore for carbon build-up orridge. Bemove ridge if necessary, page 7-13
ENGINE BLOCKCylinder bore inspection, page 7-16Warpage inspection, page 7,'16Cylinder bore honing, page 7,17
Inspect top of each cylinder borefor carbon build-up or ridgebefore removing piston.Remove ridge if necessary, page 7-13
CONNECTING ROD CAP NUT816A2 €ngin6:9 x 0.75 mm{0 N.m (4.1 kgt m, 30 tbf.ftlD16Y5, Dl6Y7. D16Y8 engines:8 x 0.75 mm3l N.m {3.2 kg{.m,23 tbt.fr)Apply engine oiltothe bolt threads.NOTE: After torquing each bearingcap, rotate crankshaft tocheck for binding.
7-6

Crankshaft
Installation (cont'd)
7. Installthe main bearing caps.
Check clearance with plastigage (see page 7-9), thentighten the bearing cap bolts in 2 steps.
First step: 25 N.m {2.5 kgf.m, 18 lbf.ft)
Second stop:
B1642 engine:
76 N.m {7.8 kgf.m, 56 lbf.ft)
D16Y5, D16Y7, D16Y8 engines:
51 N.m (5.2 kgf.m, 38 lbf.ft)
NOTE: Coat the thrust washer surfaces and boltthreads with oil.
MAIN BEARING CAP BOLTS TIGHTENING SEOUENCE
oocoo
CAUTION: Whenever any crankshaft or connectingrod bearing is replaced, it is necGssary after reassom-bly to run the engine at idling spe6d until it reachesnormal operating temperature, than continue to runit for approximately 15 minutos.
:V fr\-/.---\-/.-
7-24
NOTE:
. Use liquid gasket, part No. 08718 - 0001 or08718-0003.
. Check that the mating surfaces are clean and drybefore apptying liquid gasket.
. Apply liquid gasket evenly, being careful to coverall the mating surface.. To prevent oil leakage, apply liquid gasket to theinner threads of the bolt holes.. Do not install the parts if five minutes or morehave elapsed since applying the liquid gasket.
Instead reapply liquid gasket after removing theold residue.
. After assembly, wait at least 30 minutes beforefilling the engine with oil.
L Apply liquid gasket to the block mating surface ofthe right side cover, then install it on the cylinderblock.
Bl6A2 engine;
Apply tiquid gaslet alongthe broken line.
D16Y5, D16Y7, D16Y8 engines:
RIGHT SIDE COVER