volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Valve Clearance|Specifications|Page 9709 > < Compression Test|Page 9705
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Valve Clearance: Specifications

The valve clearance measured on cold engines (approximately 20°C) should be: 

Inlet valve  ................................................................................................................................................................................................  0.20 ± 0.03 mm
Exhaust valve  ...........................................................................................................................................................................................  0.40 ± 0.03 mm

Note:  The tolerances are less at setting! When checking the valve clearance through the plug hole the tolerances are larger.

Differences in valve clearance for different engines / ambient temperatures: 

- 0.01 mm at 15° C
+ 0.01 mm at 25° C
+ 0.02 mm at 30° C
+ 0.03 mm at 35° C
+ 0.04 mm at 45° C

Valve Clearance|Specifications|Page 9709 > < Compression Test|Page 9705