Guru 4 Hire· Registered
No they started in use on 75 and later models.What about catalytic converters?
:agree:AIR system, EGR, charcoal cannister, PCV to carb. No cats. But (at least here in Colorado, anyway) it is not required to be in place. It was California equipment only (at least the AIR & EGR), but was installed on all cars. Therefore (I repeat, at least here in Colorado) it was not illegal for me to remove the AIR & EGR.