Brey Krause Rear Engine Mount - Porsche 911 (64-89)The Brey Krause Model R 9055 Rear Engine Carrier Mount replaces the OEM unit in all 1964 1989 911 models. The factory unit is prone to fatigue failures at the welds from increased G loads while cornering and threshold braking at the track. Constructed from 304 Stainless Steel, the Brey Krause engine mount counteracts this stress with an attractive reinforced and gusseted design. Includes replacement mounting bolts. Make sure your engine is still in