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Old 03-06-2018, 10:35 AM   #1
geezer#99
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Re: Leaking near flywheel

Quote:
Originally Posted by Praxiss454 View Post
Thanks for confirming, Captainfab, hotrodder. It sounds like in order to change the main seal I'd have to drop the oil pan so I might as well do both at the same time.
Whoa! Backup!
Never assume anything!
First order of business is clean up the oil mess. Clean enough to eat off it. Clean enough to see where it’s actually leaking from. Start at the top and work down.
Most of that oil is likely from the valve cover. Somewhere high up and to the front of the motor.
I had a strange leak once on my old 283. Valve cover leaking at the front. Ran down to the pan, along the pan rail and showed up on the tranny shift rods.
So before you put a wrench to it or open your wallet real wide, do yourself a favour and find the source.
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Old 03-06-2018, 12:35 PM   #2
Praxiss454
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Re: Leaking near flywheel

Quote:
Originally Posted by geezer#99 View Post
Whoa! Backup!
Never assume anything!
First order of business is clean up the oil mess. Clean enough to eat off it. Clean enough to see where it’s actually leaking from. Start at the top and work down.
Most of that oil is likely from the valve cover. Somewhere high up and to the front of the motor.
I had a strange leak once on my old 283. Valve cover leaking at the front. Ran down to the pan, along the pan rail and showed up on the tranny shift rods.
So before you put a wrench to it or open your wallet real wide, do yourself a favour and find the source.
Valve cover gasket is new and that area looks clean, but I agree cleaning everything is a good first step. Though I'm not entirely sure how to accomplish that with the engine still in the truck. I've read dollar store oven cleaner is good.
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1965 GMC 1000 SWB Fleetside L6 230 - SOLD
Thanks everyone for the help over the years.
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