Subject: Chain Tensioner Mounting Models: 911, 930 ALL
Bulletin Number: 82 – 02
The chain tensioner now installed in production, Part No. 930.105.053.00, has a narrower upper mounting flange. This new-type tensioner can be installed on earlier vehicles if a spacer, Part No. 930.105.513.00, is used and installed.
Fig. 1, Chain tensioner 930.105.053.00
Tensioner, part No. 930.105.049.00, used on earlier vehicles, is no longer available as a spare part.
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