Workshop Manuals Factory service & repair Alfa Romeo
Alfa Romeo 145/146 Engines, 146 Bodywork and Engine Overhaul Manual (1994-2001)11 · Engine overhaul: 1.9 TD (AR67501)
11 · Engine

Check height of cams

Make
Alfa Romeo
Model
145/146 Engines, 146 Bodywork and Engine Overhaul Manual
Year
1994–2001
Section
Overhauling › Check height of cams
Engine overhaul: 1.9 TD (AR67501)Check height of cams

Check height of cams

  1. Measure the height of the camshaft cams and check that they fall within prescribed limits.
Camshaft with comparator measuring cam height
Minimum cam height
intake and exhaust 8.5 mm

Check camshaft axial clearance

  1. Position the camshaft on the cylinder heads.
    2. Install the central caps and the lateral supports and tighten the relative nuts to the prescribed torque.
Camshaft installed in engine block with caps and supports
F2 16 ÷ 20 Nm
1.7 ÷ 2.0 kgm

ENGINE BLOCK CHECKS AND INSPECTIONS

  • Visibly check the engine block for cracks and signs of excessive wear; check the integrity of the threading.
    - Remove the plugs from the lubricating and cooling ducts "A" and "B" and clean the ducts with a suitable detergent, then dry with a jet of air and replace the plugs.
    - Thoroughly Clean off any fragments of gasket from the engine block plane.
Engine block showing lubricating and cooling ducts A and B

Camshaft axial clearance

  1. Apply a comparator on a suitable magnetic base and measure the axial clearance of the camshaft checking that it falls within the prescribed limits.
Camshaft with comparator measuring axial clearance
Camshaft axial clearance
0.1 mm

Parts & tools for this job For 1994 Alfa Romeo 145/146

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