check engine FIAT 500 1957 1.G Workshop Manual

FIAT 500 1957 1.G Workshop Manual 500 1957 1.G FIAT FIAT https://www.carmanualsonline.info/img/10/4482/w960_4482-0.png FIAT 500 1957 1.G Workshop Manual

Page 6 of 128

FIAT 500 1957 1.G Workshop Manual The  interior of the  car can  be heated by the engine
warmed air being ducted into the front compartment and
controlled  by a  lever on the heating system tunnel.
Engine ignition is by a battery, ign

Page 7 of 128

FIAT 500 1957 1.G Workshop Manual LID CHECK A R M
FIG   1:6   Engine  compartment  lid  open LID LOCKING
HOOK
NUMBER PLATE
LAMP CABLE NUMBER PLATE LAMP
CABLE JUNCTION
CROSS  MEMBER  ARR.2O74.
FIG  1  :7   Engine  removal using  the  j

Page 11 of 128

FIAT 500 1957 1.G Workshop Manual INTAKEEXHAUSTINTAKEEXHAUST
FIG 1 :18  Main specifications of intake and exhaust valves and valves guides (dimensions in  mm)
head. Disconnect the t w o side exhaust manifolds.
Note the spark  plug  HT

Page 12 of 128

FIAT 500 1957 1.G Workshop Manual Cylinder head installation:
To refit the cylinder head proceed as follows:
Place a  new cylinder  head joint on the cleaned faces of
the cylinder barrels. Insert the rocker pushrod and
lubrication pip

Page 13 of 128

FIAT 500 1957 1.G Workshop Manual FIG 1:21  Finned cylinder. Letter A stamped on cylinder
indicates the class to which cylinder belongs, as referred
to its inside diameter
CLASS LETTER
FIG  1 :22  Cylinder measurement points
seats, ge

Page 14 of 128

FIAT 500 1957 1.G Workshop Manual Insert a .0079 ± .00197 inch thick oil  paper gasket
between the crankcase and cylinder bottom face and a
.0236 to .0275 inch thick graphitized asbestos gasket
between the cylinder and  cylinder head

Page 15 of 128

FIAT 500 1957 1.G Workshop Manual FEELER  GAUGE
Checking ring gap (ring in cylinder) FIG 1 :27
FIG 1 :28.A universal piston ring compressor should be
used to keep the rings t i g h t in their grooves.  The correct
matching of the pist

Page 16 of 128

FIAT 500 1957 1.G Workshop Manual tolerance range of .00043 to .00240 inch or less than
.0059 inch the bearing inserts may be  used  again with-
out any need for regrinding. Should however the
clearance be greater than .0059 inch the

Page 17 of 128

FIAT 500 1957 1.G Workshop Manual FIG 1:33 Checking crankshaft land-to-connecting rod
shoulder clearance
FIG 1:34 Engine  f r o n t  end  without flywheel
Using an expanding reamer or Fiat reamer U.0307 ease
out the internal diameter

Page 18 of 128

FIAT 500 1957 1.G Workshop Manual After the  crankshaft  has been reground  it is important
that all traces of swarf are removed  by constant washing
and then drying with a non-fluffy rag.
The clearance between the main bearings and j
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