1016 cylinder head/s – cylinder head

Make

Fiat

Model

Stilo Factory Service Manual

Year

2001–2007

Section

10 engine › 1016 cylinder head/s – cylinder head

Manufacturing data and tolerances1016 cylinder head/s – cylinder head

1016 CYLINDER HEAD/S – CYLINDER HEAD

Camshaft bearing diameter (mm)		Validity
26.045 ÷ 26.070		2.4 20v
Camshaft bearing diameter (mm)		Validity
26.045 - 26.070		1.8 16v
Combustion chamber volume (c.c.)		Validity
38.5 - 39.5		1.8 16v
Combustion chamber volume (c.c.)		Validity
51,486		2.4 20v
Combustion chamber volume (cm)		Validity
12.28		1.2 16v 1.4 16v
Contact band width with valve "I" (mm)		Validity
c.a. 2		1.2 16v
Contact band width with valve "I" (mm)		Validity
~ 2		1.4 16v
Contact band with valve taper "b" ()		Validity
45˚ +/- 5'		1.2 16v
Contact band with valve taper "b" (-)		Validity
30˚		1.4 16v
Cylinder head height (construction figure) (mm)		Validity
77 ± 0.2		1.2 16v 1.4 16v
Diameter of hydraulic tappet seats (mm)		Validity
33.000 - 33.025		1.8 16v 2.4 20v
Exhaust and inlet valve outer diameter (mm)		Validity
22.250 - 22.550		1.2 16v
Exhaust and inlet valve outer diameter (mm)		Validity
22.55 ÷ 27.05		1.4 16v
Flatness of bottom surface (mm)		Validity
0.1		1.6 16v
Flatness of bottom surface (mm)		Validity
0.1 ± 0.05		1.9 JTD 16v
Flatness of bottom surface (mm)		Validity
0.1		1.4 16v 1.6 16v 1.8 16v 2.4 20v
Flatness of bottom surface (mm)		Validity
0.2		1.2 16v
Inlet and exhaust valve stem diameter (mm)		Validity
5.90 ÷ 5.94		1.4 16v
Inlet and exhaust valve stem diameter (mm)		Validity
5.974 - 5.992		1.2 16v
Lower band taper "c" ()		Validity
15˚		1.2 16v
Lower band taper"c" (-)		Validity
15˚		1.4 16v
Min. permissible height after refacing between combustion chamber/bottom surface cylinder head (mm)		Validity
12.5		1.6 16v
Minimum height between combustion chamber plane/cylinder head (mm)		Validity
12.5 ÷ 13.0		1.6 16v
Minimum permissible height after refacing (mm)		Validity
140,85		2.4 20v
Permissible minimum height (mm)		Validity
107.0 ± 0.05		1.9 JTD 16v
Spring height (mm)			Validity
23			1.2 16v
Under load (daN) 42.3
Spring height (mm)			Validity
25.2			1.4 16v
Under load (daN) 36.6
Spring height (mm)			Validity
31			1.2 16v
Under load (daN) 22.5
Spring height (mm)			Validity
33.6			1.4 16v
Under load (daNm) 16.7
Upper band taper "a" ()		Validity
70˚		1.2 16v
Upper section taper "" (-)		Validity
45˚ ± 20'		1.4 16v
Valve cylindrical section thickness (mm)		Validity
> 1		1.2 16v 1.4 16v
Valve guide inner diameter (mm)		Validity
6.022 - 6.040		1.2 16v 1.4 16v
Valve stem - valve guide clearance (mm)		Validity
0.030 - 0.066		1.2 16v
Valve stem - valve guide clearance (mm)		Validity
0.14 ÷ 0.082		1.4 16v

Cup seat diameter (mm)		Validity
37.000 - 37.025		1.9 JTD 8v
Diameter (mm)		Validity
26.045 - 26.070		1.9 JTD 8v
Flatness of bottom surface (mm)		Validity
0.1		1.9 JTD 8v
Permissible minimum height (mm)		Validity
140.85 ÷ 141.15		1.9 JTD 8v

03 General