Shop › BMW E12 E21 E30 E28 E34 Timing Belt Tensioner Pulley Mounting Bolt Screw 11311272433 Image 1 of 2 Image 2 of 2 BMW E12 E21 E30 E28 E34 Timing Belt Tensioner Pulley Mounting Bolt Screw 11311272433 $15.00 BMW E12 E21 E30 E28 E34 Timing Belt Tensioner Pulley Mounting Bolt Screw 11311272433Removed from 1987 325is. Add To Cart Added! BMW E12 E21 E30 E28 E34 Timing Belt Tensioner Pulley Mounting Bolt Screw 11311272433Removed from 1987 325is.