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-10AN Oil Cooler Hose Upgrade

jmiller

Recruit
Messages
853
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Location
Lake Villa, CRIL
Purchased a -10AN Oil Cooler Hose Upgrade from Leroy [Burning Oil] @ www.pmdcable.com.

I had replaced the stock lines with stock line when the 6.2/6.5 hybrid went in. Two problems, cold oil pressure was +80psi and the hose crimps always would seep. Secondly, I worn a hole in the aluminum line from rubbing on the front dif last winter. I almost lost the brand new motor. I couldn't wait for a line kit in the winter, I needed to plow snow, so a second stock line went in.

Oil cooler - stock cooler
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Line clamp - added 3/4 wire loom wrap for abrasion protection and the 3/4 line clamp has a tight fit. Getting the clamp position correct was a pain. Making sure the line length to the block connections was a series of trial and errors. About 6" from one line end to the other then 17 1/2 from the longest end to the clamp.
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Line routing - made sure the motor mount won't pinch the line
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Block connections
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Had two leaks, one at the oil cooler and one at the block.
The oil cooler line flare connection was seeping. I rechecked for any damage or issues with the flare, but it looked ok. I just kept tightening it while the engine was cold and running until it stopped.
The block leak was inattention, period. I forgot to give it a final turn. So the exhaust came back off and re doped the threads and tightened it.


Except for the oil filter adapter, no leaks! ! ! :hihi:

If your thinking about it, I highly recommend the upgrade.

When the one line developed a leak, it was small and gave me a warning that it failed. I could shut down the engine before oil pressure went to 0 psi.

If the rubber hose lets go, you lose 2 gallons right now! That's at least bearings and a crank, ouch:mad2:
 
Thanks for posting your mod. Looks good, I like what you did with the added hold down clamps.
 
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