Manual steering pitman
must be..cause I changed from power to manual on my 73 duster
http://www.bigblockdart.com/techpages/steeringbox.shtml
http://www.bigblockdart.com/techpages/moognumbers.shtml
All manual boxes used a small sector shaft with the exception of C-bodies and vans to 1988.
Get a Moog K7075 pitman arm...make sure it is a MOOG...not an autozone...or off brand
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