Quote:
Originally Posted by johnta1
One other thing I forgot about.
The 76/78-X9 engine is coded for a 3.73-4.33 gear only.
The 76/78-XW engine is coded for 3.08-3.55 gear only.
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Yes, this is outlined in the chart I posted a couple of days ago here:
Quote:
Originally Posted by 64woodwheel
The numbers are stamped on the front of the passenger side by the timing cover.
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