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Help identify transmission in 91 Silverado

4K views 2 replies 2 participants last post by  SilverFox 
#1 ·
I have a 91 Silverado with a 305 in it .I have no clue what tranny I have but have these #;s---MXO,MD8.Does someone know what these mean.Someone told me the m's mean ytpe of tranny.Thanks for any help. Silverfox
 
#2 ·
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