I recently got some Motorcraft parts from
http://www.fordpartsonline.com Good discount and fairly fast service. They have an on-line catalog that's not complete, or call their 800 number.
If you don't need the parts today, give them a look.
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'89 LX 5.0 - 5 speed. Original Owner
'94 E-150 4.9 Hi-Top Conversion Van