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V70 GL L5-2.4L VIN 55 B5254S (1998)

Powertrain Management > Tune-up and Engine Performance Checks > Spark Plug > Component Information > Technical Service Bulletins > Spark Plugs - New Improved

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Spark Plug: Technical Service Bulletins
Spark Plugs - New Improved

Section
2

Group
28

No.
0001

Year
98

Month
05

Vehicles involved: B52xxS engines

New improved spark plugs

Background: 

A new spark plug with improved specifications was introduced into production during October 1997 for all 5 cylinder naturally aspirated engines.

The new sparkplug must be used when replacing spark plugs on all new and older 5 cylinder naturally aspirated engines.

Materials:

Spark plug kit

272372-4

Engine serial number delimitations:

B52x4S

1193278 -

B52x2S

1193464 -

Tightening torques and replacement intervals are the same as before.

Electrode gap cannot be adjusted.

Powertrain Management > Tune-up and Engine Performance Checks > Spark Plug > Component Information > Technical Service Bulletins > Spark Plugs - New Improved

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