Preparation Of New Part

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The reinforcement plates must if necessary be reworked and cut to size.

Adjust reinforcement plate (1) to fit in component (2) on vehicle.

Make recesses (3) for stud bolts (4) in a semicircular shape.

Diameter of recesses approx. 10 - 12 mm.

Fig 1: Adjusting Reinforcement Plate

Courtesy of BMW OF NORTH AMERICA, INC.

Secure reinforcement plate by screwing on lock nuts (1).

Fit new part (2). Make recesses (3) in new part in a semicircular shape.

Diameter of recesses approx. 10 - 12 mm.

Remove reinforcement plate again.

NOTE: Width of joint between new part and component on vehicle approx. 3 - 8 mm (at least 30 mm flange width per side).
Plastic nuts should be screwed on once before applying adhesive (no thread in new plastic nut).

Fig 2: Fitting New Part

Courtesy of BMW OF NORTH AMERICA, INC.

Round off cutting edges (1) on joint by grinding.

(2) Component on vehicle

(3) New part

Fig 3: Identifying Cutting Edges

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Do not grind new part and body in area of bonding surfaces.