Crown Automotive - Metal Black Crankshaft Seal - 53020788 cv-joints-and-parts they have 5/16-18 threads on

they have 5/16-18 threads on one end and 5/16-24 on the other

66/8 V 1968 - 1969 GMC K35/K3500 Pickup U/K/8 V 1980 - 1981 Buick Regal Base 3

8L V8 1969 - 1971 Mercury Cyclone 351/5

7L V8 1974 - 1975 Chevrolet Malibu Base 350/5

36/8 V 1974 Ford Ranchero Squire 4

Crown Automotive - Metal Black Crankshaft Seal - 53020788 cv-joints-and-parts they have 5/16-18 threads onOverview: Crankshaft Seal Direct Replacement Crown supports its entire line with a 12 month warranty Application: Year Make Model Submodel Engine Size 1999 2010 Jeep Grand Cherokee 2010 Jeep Commander 2002 2012 Jeep Liberty 2002 2010 Dodge Ram 1500 2011 2012 Ram 1500 2001 2009 Dodge Durango 2000 2011 Dodge Dakota 2007 2011 Dodge Nitro 2002 2007 Dodge Ram 2500 2002 2007 Dodge Ram 3500 2006 Jeep Grand Cherokee 65th Anniversary Edition 226 3. 7 L V6 2006