E 350 Van V8-460 7.5L VIN L 4-BBL (1987)
4. Install a new strap to retain the heater core in the case assembly.
5. Install the auxiliary heater and/or air conditioner cover (Fig. 5).
6. Install the bench seat (if so equipped) and tighten the retaining bolts to 34-61 Nm (25-45 ft lb).