Workshop Manuals Factory service & repair Alfa Romeo
Alfa Romeo 155 Factory Service Manual (1992-1998)07 · Engine – mechanical (V6)
07 · Engine

Rods (page 2 of 2)

Make
Alfa Romeo
Model
155 Factory Service Manual
Year
1992–1998
Section
Piston Rings and Oil Scraper Ring
Engine – mechanical (V6)Rods · page 2 of 2
  1. Install the rod caps, and tighten the lubricated screws to the prescribed torque.
  2. Using a reamer, measure the inner diameter of the rod head and check that it is within the prescribed limits.
Inner diameter of rod head measurement

53.4 ÷ 59 Nm
5.45 ÷ 6 kgm

Rod head measurement setup with gauge and wrench
Rod head measurement setup with gauge and wrench
  1. Check that the rods are perpendicular using a surface plate as shown in the illustration.

NOTE: If the perpendicularity of the rods is not suitable, the rod must be replaced in order to prevent abnormal loading during engine operation which would lead to abnormal wear of the piston and rod.

Rod perpendicularity check using surface plate

Parts & tools for this job For 1992 Alfa Romeo 155

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