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Chevy Pontiac Oldsmobile Buick Muncie M20 M21 4 speed close ratio input shaft
GM Muncie Close Ratio Input shaft
Fits M20-M21 with 26 spline/26 tooth shaft
Part #WT29716D (3978773)Â
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![](http://i1370.photobucket.com/albums/ag279/AMPdistributing/_57_zpsm3db3moj.jpg)
OEM fit/finish and satisfaction guaranteed.Â
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We stock a full line of Muncie parts.Â
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Call 210-858-8557 Mon-Fri 10am-5pm with questions prior to purchase.Â