1016 cylinder head/s – valve springs

Make

Alfa Romeo

Model

147 Factory Service Manual

Year

2000–2004

Section

10 engine › 1016 cylinder head/s – valve springs

Manufacturing data and tolerances1016 cylinder head/s – valve springs

1016 CYLINDER HEAD/S – VALVE SPRINGS

Free length (mm)		Validity
43.1		1.9 JTD 16V
Free length (mm)		Validity
53.9		1.9 JTD 8V
Inner valve spring height (mm)			Validity
20.0			1.6 TS 2.0 TS
Check load (daN) 20.1 ÷ 22.1
Inner valve spring height (mm)			Validity
29.5			1.6 TS 2.0 TS
Check load (daN) 9.6 ÷ 10.6
Length (mm)			Validity
24.5			1.9 JTD 16V
Under load (daN) 42.82 ÷ 45.47
Length (mm)			Validity
34.0			1.9 JTD 16V
Under load (daN) 20.17 ÷ 21.42
Length (mm)			Validity
26.5			1.9 JTD 8V
at load of (daN) 56.0 - 61.0
Length (mm)			Validity
36			1.9 JTD 8V
at load of (daN) 36.7 - 39.6
Outer valve spring height (mm)			Validity
24.5			1.6 TS 2.0 TS
Check load (daN) 48.5 ÷ 52.4
Outer valve spring height (mm)			Validity
			1.6 TS 2.0 TS
Check load (daN) 27.1 ÷ 29.4
Valve spring length released (mm)			Validity
External	Internal
46.0	39.0		1.6 TS 2.0 TS

Inner valve spring height (mm)			Validity
21.0			3.2 V6
Check load (daN) 24.0 ÷ 26.0
Inner valve spring height (mm)			Validity
30.5			3.2 V6
Check load (daN) 12.4 ÷ 13.1
Outer valve spring height (mm)			Validity
23.0			3.2 V6
Check load (daN) 43.1 ÷ 45.0
Outer valve spring height (mm)			Validity
32.5			3.2 V6
Check load (daN) 21.9 ÷ 23.1
Valve spring length released (mm)			Validity
External	Internal
45.0	42.0		3.2 V6

03 General