1997 RENAULT CLIO engine

ENGINE AND PERIPHERALS
S
pecifications10
PISTONS
The gudgeon pin is press fitted in the connecting
rod and fully floating in the piston.
Direction of mounting: arrow pointing towards
flywheel end.
Gud
geon pins (mm)
Length60
Outside diamete
r19
Inside diamete
r11
Piston markin
g
SMP piston
12618R
Direction of piston: arrow (1) pointing towards
the flywheel end.
The piston class is at (2) (piston class
A - B - C).
The marks (3) are intended for the supplier only.
MARKING OF THE PISTON DIAMETER IN
RELATION TO THE CYLINDER DIAMETER
Piston
markPiston
diameter
(mm)
Cylinder
diameter
(mm)
A75.765 -75.775
(exclusive)75.8 to 75.81
(exclusive)
B75.775 - 75.785
(incl.) (excl.)75.81 to 75.82
(incl.) (excl.)
C75.785 - 75,795
(inclusive)75.82 to 75.83
(inclusive)
Raised metal piston
12617R
10-15
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CYLINDER LINERS
The cylinder liners are the wet type.
They have an O-ring at the base (J).
Height of liners
(mm)H2 = 130
Inside diameter
(mm)75.8
Centring diameter
(mm)D = 80.6
Protrusion of liners
without seal
(mm)X = 0.02 to 0.09
Height of liners
(mm)H1 = 91.5
Cylinder bloc
k
depth (mm)K1 = 91.5
ENGINE AND PERIPHERALS
S
pecifications10
Rings (thickness in mm)
Upper piston ring
1.5
Taper compression piston ring
1.75
Scraper ring
3
CONNECTING RODS (mm)
Side clearance of the
big end (mm)0.310 to 0.572
WARNING: Do not use a scriber tool for the mar-
kin
g, in order to avoid starting any cracks in the
connectin
g rods.
Use an indelible
pencil instead.
+0.03
0
+0.035
+0.005
- 0.015
- 0.055
75615R4
Measurement of piston diameter
The diameter must be measured at dimension
A
= 46 mm.
86928-4R
10-16
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ENGINE AND PERIPHERALS
S
pecifications10
CRANKSHAFT
Number of bearings5
Roll hardened
journals (mm):
- nominal diameter 54.795 ± 0.01
- repair diameter 54.550 ± 0.005
Roll hardened crankpins (mm)
:
- nominal diamete
r43.98
- repair diameter43.73
End float 0.045 - 0.852 worn
0.045 - 0.252 unworn
There are shims of various thicknesses.
If grinding is carried out, the roll hardening mus
t
remain intact over an angle of 140° in the areas
shown by the arrows.
These areas are defined on sections (A) and (B) ta-
ken as an example.
0
- 0.02
0
- 0.02
79260-1G1
OIL PUMP
Minimum oil pressure at 80
°C:
- Idle spee
d1 bar
- 4000 rpm3 bars
The pump is of the gear pump type.
Remove the cover and the valve of the oil pump.
92313S
Checking the oil pump
Check the clearances:
Clearance
A(in mm) :
- minimum
0.110
- maximum0.249
80142R1
10-17
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ENGINE AND PERIPHERALS
S
pecifications10
Clearance B (in mm) :
- minimum0.020
- maximum0.086
92362R
Securing engine on mounting Mot. 792-03
Rods
Mot. 1132 (
Q ;
S ;
R) are secured to the
cylinder block so that they fit into the holes (
12 ;
27 ;
7
) in the plate.
92668R10099-2R1
10-18
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ENGINE AND PERIPHERALS
S
pecifications10
CONSUMABLES
PARTS TO BE RENEWED WHEN THEY HAVE BEEN
REMOVED
All seals and gaskets.
Flywheel bolts.
Valve guides.
Cylinder head bolts.
Crankshaft bearing bolts.
PRECAUTIONS
WASHING OF ENGINE
Protect the timing and alternator belts to avoid
splashing of water and washing products on to
them.
Do not allow water to penetrate the air inle
t
pipes.
FITTING OF THREAD INSERTS
The threaded holes in all the engine components
may be repaired using thread inserts.
Type QuantityComponent concernedParts Dept. Nos.
( SODICAM )
Loctite FRENETANCH (Locking and
sealing resin)
Loctite FRENBLOC (Locking and
sealing resin)
Loctite AUTOFORM
RHODORSEAL 5661
Loctite 518
Décapjoin
t
1 to 2 drops
Coa
t
Coat
Coat
Bead
Coa
t
Mounting bolts: flywheel, torque
converter starter plate
Crankshaft bearing (if the flywheel
mounting bolts have no locking
plate)
Flywheel bearing face on cranks-
haf
t
Sump, bearing cap, crankshaft
bearing
Water pump. crankshaft cove
r
Cleaning of aluminium cylinder
head gasket face
77 01 394 070
77 01 394 071
77 01 400 309
77 01 404 452
77 01 421 162
77 01 405 952
10-19
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ENGINE AND PERIPHERALS
Standard exchan
ge10
PREPARATION OF USED ENGINE FOR RETURN
The engine should be cleaned and drained (oil
and water
).
Leave on the used engine or put into the box use
d
for returning it:
- the dipstick and its guide,
- the flywheel or the starter plate,
- the clutch disc and mechanism,
- the fuel pump,
- the water pump,
- the crankshaft pulley,
- the cylinder head cover,
- the spark plugs,
- the belt tensioner,
- the pressure switch and temperature switch,
- the timing cover,
- the oil filter.
Do not forget to remove:
- all the flexible coolant pipes,
- the belt or belts (except timing belt).
The used engine must be fixed on to the wooden
base in the same way as the reconditioned en-
gine:
- plastic plugs and caps in place,
- cardboard cover all around it.
10-20
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Mot. 574-22 Fi
gurineMethod
ReferencePart
NumberDescription
ENGINE AND PERIPHERALS
S
pecial tooling required10
Rou. 15-0100 01 331 601
Mot. 251-0100 00 025 101
Mot. 252-0100 00 025 201Pressure plate for measuring cylinder liner
protrusion. Used with Mot. 251-01.
69306-1S1
83812S
83812S1
68666S
Mot. 330-0100 00 033 001
00 00 057 422Tool for replacing gudgeon pins (kit)
Tool for fitting gudgeon pins (pin with
shoulder), used in conjunction with kit
Mot.
574-22
.
99614S
Mot. 582-0100 00 058 201 Flywheel locking tool.Protector, inside diameter
16 mm
Dial gauge support. Used with Mot. 252-01
Cylinder head support.
77666S1
Mot. 58800 00 058 800 Cylinder liner retaining flange
77889S1
Mot. 591-0200 00 059 102Magnetised flexible tool for angular wrench
for tightening cylinder head.
Mot. 574-2400 00 057 424
10052S
10-21
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Mot. 792-03
Mot. 1132 Fi
gurineMethod
ReferencePart
NumberDescription
ENGINE AND PERIPHERALS
S
pecial tooling required10
Mot. 591-0400 00 059 104
Elé. 1382
00 00 138 200
78181S
10250
82919S1
80359S1
97628S
Mot. 799-0100 00 079 901
80357S
Mot. 1128-0100 00 112 801Tool for fitting crankshaft seal, timing side Angular wrench for tightening cylinder head
( 1/2" drive )
Spark plug wrench kit, limited tightening
torque
Pinion immobiliser for notched timing belt.
68658S
Mot. 1129-0100 00 112 901Tool for fitting crankshaft seal, flywheel side
92645-1S1
Mot. 1135-01
00 00 113 501Timing belt tensioning tool En
gine mounting plate for Desvil stand.
Set of 3 threaded rods for mounting engine
on the
Mot. 792-03. 00 00 079 203
00 00 113 200
Mot. 1127-01
00 00 112 701Tool for fitting camshaft seal
10-22
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