Timing chain tensioner journal bronze bearing / bushes to suit DB2 to DB2/4 Mk II including DB3 to DB3S, these are oversize than STD so that the worn sprockets can be ground to a larger dia to restore correct working clearances. Can be supplied with STD sprocket sizes. 

These have been tried & tested in our own customer engines.

Please note that we can supply all operating / moving  parts for the timing chain tensioners for these engines, including the later 2.6ltr & 3ltr top timing tensioner complete.