Workshop Manuals Factory service & repair Fiat
Fiat Croma Factory Service Manual (2005-2010)03 · Manufacturing data and tolerances
03 · General

Cylinder head/s – valve guides

Make
Fiat
Model
Croma Factory Service Manual
Year
2005–2010
Section
Engine unit › Cylinder head/s – valve guides
Manufacturing data and tolerancesCylinder head/s – valve guides

CYLINDER HEAD/S – VALVE GUIDES

MeasurementValueValidity
Cylinder head lower surface flatness (mm)0.05

1.8

2.2 16V

Cylinder head lower surface flatness (mm)0.1 ± 0.051.9 JTD 16V
Cylinder head height (mm)1292.2 16V
Minimum permitted cylinder head height (mm)107.00 ± 0.051.9 JTD 16V
Cylinder head lower surface flatness (mm)0.11.9 JTD 8V
Minimum permitted cylinder head height (mm)140.85 ÷ 141.151.9 JTD 8V
Camshaft support diameter (mm)26.045 ÷ 26.0701.9 JTD 8V
Tappet housing diameter (mm)37.000 ÷ 37.0251.9 JTD 8V
Camshaft first support diameter (mm)43.646 ÷ 43.6711.9 JTD 16V
Camshaft second support diameter (mm)43.446 ÷ 43.4711.9 JTD 16V
Camshaft third support diameter (mm)43.246 ÷ 43.2711.9 JTD 16V
Camshaft fourth support diameter (mm)43.046 ÷ 43.0711.9 JTD 16V
Camshaft fifth support diameter (mm)30.045 ÷ 30.0701.9 JTD 16V
Cylinder head lower surface flatness (mm)< 0.12.4 JTD 20V
Minimum permitted cylinder head height (mm)107.00 ± 0.052.4 JTD 20V
Cylinder head gasket size with average maximum piston projection (mm)

projection 0.014 - 0.104

thickness (no reference) 0.770 - 0.870

1.9 JTD 8V
Cylinder head gasket size with average maximum piston projection (mm)

projection 0.105 - 0.205

thickness (one reference) 0.870 - 0.970

1.9 JTD 8V
Cylinder head gasket size with average maximum piston projection (mm)

projection 0.206 - 0.294

thickness (two references) 0.970 - 1.070

1.9 JTD 8V

Parts & tools for this job For 2005 Fiat Croma

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