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92 Pathfinder Engine Removal - Rear Main Seal Replacement


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Questions from a newbie, so excuse me if they are dumb:

 

I just bought a 92 Pathfinder. It leaks oil like crazy. Big puddle under the truck after it runs. I would like to fix this. The previous owner said it was the Rear Main Seal. It appears to be this based on my observations underneath. I am sure the engine or tranny or both needs to come out to do this. While it is out I plan to do a total re-seal, i.e. oil pan, valve covers, etc, maybe even timing belt. How difficult is this to do? I have some experience in removing engines from old Subaru's. It seems like there is less room to work on the Pathfinder. Any pointers would be greatly appreciated.

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Do the valve covers first. Check your oil filter too, it could have been double-gasketed and the oil is dribbling down the block to the rear. The RMS is usually not a source of major leakage as far as I've seen. 'Course there's always the exception...

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dont pull the engine to do the RMS...just the...t bars, tranny x member, drive shafts, starter, exhaust from manifolds to the end of the collector...

 

but do check everything else as well...also it could be the oil pan gasket...if thats the case go ahead and drop out the front axle and replace the gasket while the engine is still in the truck...

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I am going to pull the engine anyway, that way I can tackle everything at once. My plans are to replace the following while it's out:

Front and rear crank seals

Camshaft seals

timing belt

oil pan gasket

valve cover gaskets

exhaust manifolds and gaskets

intake gasket

oil pan plug gasket

spark plugs

disty cap

rotor

egr gaskets (cleaned EGR, seems ok)

air filter

oil filter

PCV valve

 

Any other suggestions?

 

Chris

Edited by clantieri
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