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ENGINE 1.3L QUADRAJET (90PS)
42
B. CAMSHAFT HOUSING INSPECTION AND
MEASUREMENT
1. Check that the diameter of the valve stems
corresponds to the recommended figures; if not,
replace the worn valves.
Exhaust/Inlet valve stem
5.90 ~ 5.94
diameter(mm)
2. Check that the length of the valve springs released
is within the recommended values.
Valve spring free length (mm)
37.9
3. Using a torque wrench, check that the valve spring
specifications correspond to the recommended
figures; if not, replace the worn components.
Length of the valve spring
under a load of 16.2 – 18.0
31.0
daN (mm)
Length of the valve spring
under a load of 36.1- 39.5 )
23.5
daN (mm
4. Check that the diameter of the camshaft bearings
corresponds to the recommended figures; if not,
replace the worn camshaft.
Camshaft bearing diameter - 38.500 ~ 38.515
First bearing (mm)
Camshaft bearing diameter - 38.000 ~ 38.015
Second bearing (mm)
Camshaft bearing diameter - 30.000 ~ 30.015
Third bearing (mm)
5. Check that the nominal camshaft cam lift
corresponds to the recommended figures; if not,
replace the worn camshaft.
Nominal inlet cam lift (mm)
6.4
Nominal exhaust cam lift (mm)
7.5
6. Check that the diameter of the camshaft supports
corresponds to the recommended figures; if not,
replace the cylinder head.
Camshaft support diameter -
38.545~38.570
First support (mm)
Camshaft support diameter -
38.045 ~ 38.070
Second support (mm)
Camshaft support diameter -
30.045 ~ 30.070
Third support (mm)
7. Grind the valve seats to the recommended size.
Valve seat band angle in
45º +/- 20´
contact with valve
8. Grind the valve seats using suitable tool.