Re: Deja Vu (Oil Pumps)

Posted by Craig Hendrickson On 2011/11/14 19:08:29
HH56 Quote:
I would wonder if the length of the gears also changed to warrant a new casting.


I don't know about the 47 HV oil pump, but the Olds HV oil pump gears are significantly (maybe 20%) longer than the Packard V-8 gears in addition to being of the "deep root" design. It was very illustrative during Saturday's Tech Session to pull out idler gears from both oil pumps and stack them side-by-side. Maybe BigKev has a photo of that? For those in attendance it was an "ah ha" moment, showing that if HV gears were installed in the original Packard V-8 casting, that might still not be enough.

Craig

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