These chains are double linked. If you are going to do it, do it, do it right, don't half ass it. Rather than putting timebomb in your car, why don't you measure current stretch, pop the cam sprocket and see if there is an offset woodruff key.

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http://superturbodiesel.com/images/sig.04.10.jpg
1995 E420 Schwarz
1995 E300 Weiss
#1987 300D Sturmmachine
#1991 300D Nearly Perfect
#1994 E320 Cabriolet
#1995 E320 Touring
#1985 300D Sedan
OBK #42