Steve, so having an open breather on each valve cover wouldn't do the same thing? My issue is at 3000rpm and high vacuum around 12"
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69 Firebird
472, Bullet SFT, KRE 85cc, Victor, 850xp, TH400, TSP 9.5" 4800, 3.90 10 bolt, Viking DA rears, QA1 single fronts, 3558lbs. best to date 11.14@120
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