Mustang V8-302 5.0L CFI HO (1985)
Catalytic Converter
Removal
1.
Raise the vehicle.
2.
Remove the air injection tube and check valve.
3.
Remove the attaching bolts at each converter to Y-pipe flange.
4.
Remove the converter flange attaching nuts holding the converter(s) to the exhaust manifold.
5.
Slide the pipe rearward until the catalytic converter(s) can be removed. It may be necessary to obtain sufficient clearance to separate the converter
at manifold connection(s).
6.
Discard gasket(s) and any damaged parts.
7.
Remove exhaust shield(s), if so equipped, from the catalytic converters.
Installation
1.
Remove gasket material from Y-pipe flanges. Transfer heat shields to new catalyst.
2.
Install the exhaust shield(s) to the catalytic converter(s). Tighten screw to 5.5-8.0 N-m (50-70 Lb.In.).
3.
Position the catalytic converter(s) to the exhaust manifold. Loosely install the attaching nuts.
4.
Install new gaskets between the inlet y-pipe converter flat flanges. Position the inlet y-pipe flange to the converter outlet flange connections and
insert new attaching bolts.
5.
Alternately tighten the converter to the inlet y-pipe flange connection(s) to 27-41 N-m (20-30 Lb.Ft.).
