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I have seen many that have drilled and tapped for the bottom plug,easier to change oil in.
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1968 LOS Rallye Green Z28 |
#2
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661 Muncie cases all have fill and drain plugs so that in itself tells you nothing about what gearset it contains.
I'm not an OLdsmobile guy, but I believe KA was the code used for 1970 Oldsmobile M21 transmission. Maybe an Olds expert will help out more? Chris |
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