Workshop Manuals Factory service & repair Alfa Romeo
Alfa Romeo 155 Factory Service Manual (1992-1998)02 · Vehicle characteristics and maintenance
02 · Maintenance

OU-22

Make
Alfa Romeo
Model
155 Factory Service Manual
Year
1992–1998
Section
OU-22 › OU-22
Vehicle characteristics and maintenanceOU-22

Rotate the camshaft until the cam is perpendicular to the valve clearance adjustment cap to be controlled.

  1. When the engine is cold check that the clearance between the cam heel radius and the relative tappets is within the specified limits.
Valve clearance Intake side0.36 - 0.44 mm
Valve clearance exhaust side0.46 - 0.54 mm

If the valve clearance is not within the specified limits, adjust as follows:

  1. Using the pressure lever N° 1.820.262.000 lower the tappets.
Valve clearance adjustment for intake and exhaust sides
Engine valve train with tool 1.820.262.000 applied to tappets

Position tool N° 1.820.261.000 to secure the tappets and arranging the notches on the edges of the tappets so that the valve clearance adjustment cap can be removed easily.

Engine valve train with tool 1.820.261.000 securing tappets

Pull off the tappet adjustment cap using a scribe and remove it with a magnet.

Engine valve train with scribe and magnet removing cap

Replace the cap with another of the same thickness and repeat the above operations for the other valves.

Parts & tools for this job For 1992 Alfa Romeo 155

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