Thread: 59 block oil relief plunger install
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Old 02-09-2023, 07:52 PM   #3
Kube
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Location: Wisconsin, USA
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Default Re: 59 block oil relief plunger install
Quote:
Originally Posted by joel View Post
I am using the 8ba helical gear oil pump with the 50 psi relief spring and the original block relief plunger has a flat on it that appears to allow "leakage" into the cam gear compartment. I also have a new plunger and spring and this plunger does not have the flat on it . Which should I use? I have a picture of the original plunger.
The one with the flat spot.
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