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Dismantling and assembling pistons and conrods > < Removing and installing needle bearing in crankshaft

A4 Mk1

4-Cylinder engine (5-valve), Mechanics
Removing and installing crankshaft
Crankshaft dimensions

(in mm)

Honing
dimension

Main journal
diameter

Conrod
journal
diameter

Basic
dimension

-0.017
54.00
-0.037

-0.022
47.80
-0.042


1st undersize

-0.017
53.75
-0.037

-0.022
47.55
-0.042


2nd undersize

-0.017
53.50
-0.037

-0.022
47.30
-0.042


3rd undersize

-0.017
53.25
-0.037

-0.022
47.05
-0.042

Dismantling and assembling pistons and conrods > < Removing and installing needle bearing in crankshaft