Replacement Breather/Oil Separator, for No. 25900 Crankcase Evacuation System, 5/8 Hose, Gold Iridite Fits: Moroso or any valve cover with 1.22 hole; includes rubber gromnet Is ideal for plumbing your crankcase ventilation system into the air cleaner or as a direct breather replacement for No. 25900 Crankcase Evacuation System Uses internal foam disc and baffling to prevent oil from entering air cleaner Not legal for sale or use on pollution-controlled vehicles

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