KDU
 

Does anyone hapen to know what ratio "KDU" rear axle tube stamping in 1976 is?

or a list on the net anywhere that shows these stampings ?

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-'77 Electra 403/TH350
-'76 GMC C-1500 Sierra Classic 350 4-bolt/TH350, 3.40 ratio
-'68 C-10 chassis
-'72 K-5 chassis
The designer of the #333882 head castings needs run over(edited) !!!
http://communities.msn.com/RandyR72K5
Randy
Lincoln, IL
"life's gonna leave me in the dust, if I don't try and catch up to it soon"
r72k5@hotmail.com

Randy , that shows up as a 3.40 also , NON posi. DAVE