Moroso Crankcase Evacuation System

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Moroso Crankcase Evacuation System Part # 25900 Reduces crankcase pressure throughout entire rpm range for increased piston ring seal, reduced intake charge contamination, and fewe r oil leaks Track and dyno tests prove increases in engine performance Includes 2 each: Oil Separators/Breathers, Breather/Filler Cap Grommets, One-Way Check Valve and Weld-In Nipple for header collector, use with 5/8" dia. hose (not included) Not recommended for use on vehicles with mufflers or downstream wideband/oxygen sensors View Instructions To Purchase any of these products please go to Related Products below. PART NO. ACCESSORIES 68788 Breather PART NO. REPLACEMENT PARTS 68780 Oil Separator/Breathers 97800 Check Valve for Header Collector 97810 Weld-in Nipple for Header Collector Show more