<B>Genuine GM 12639250 Crankshaft Oil Seal Housing, Rear Review</b><P>http://tinyurl.com/l5seh98 <P><P> Genuine GM 12639250 Crankshaft Oil Seal Housing, Rear <P>For all production LS Engine Blocks.<P>Includes seals and bolts.<P>Will not work on LSX blocks.<P>FREE SHIPPING<P>
