a.i.r. pump 88'silverado
#1
a.i.r. pump 88'silverado
what is the need for this pump and what would happen if i did away with it and plugged the exhaust manifold.i replaced it once and know the pulley bearing has taken a crap.i would also like to have less dram on my engine.88' silverado 5.7 any suuggestions please shine a light on this air injection pump.
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