Quote:
Originally Posted by Sash
So pretty much is to block the exhaust line that is going to the EGR,and when you remove the EGR to block the hole whit the plate,right?
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Since nobody has mentioned it, "BB" stands for "ball bearing." That's what their purpose in life is -- being a projectile is secondary. You use the BB to block the vacuum line -- a BB that could fit the actual exhaust passage would be much bigger than a BB used with toy guns.