Quote:

"True. Also I've owned a butt load of 72's and none had an EGR valve or air pump"

Some California big blocks were equipped with air pumps in ’72.




Yes but was not standard on all US cars. I've seen air pumps on GM cars as early as 69.


72 Satellite Sebring Plus 440, 72 Dart 5.9 4-spd, 68 Valiant, 73 W200, 78 D100 sb, 78 D200, 98 DAKOTA, .
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