Various Mopar Applications Including 2008 & Newer 5.7L & 6.1L Hemi An Original Metco Motorsports Product! This adapter replaces the origina oil fill cap on the driver's side of the engine. It is CNC-machined from billet aluminum for precise fit, and the included silicone O-ring is specially designed to prevent oil seepage at the base of the adapter. The top of the adapter is machined to accept a #10AN hose end to facillitate the installation of a custom crank case evacuation system, PCV system, or for use with a vacuum pump. Total adapter length is 2.10" 10AN hose end (shown in pic 2) not included.
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