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Replacing oil pan with gaskets - should I use sealant as well?

Started by Storleer, December 21, 2016, 04:43:37 PM

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Storleer

Quick question, I am about to replace my oil pan along with gaskets. Should i use some kind of sealant as well? If so, which type and how/where should i apply it? Under the gasket on the oil pan or between the engine and the gasket? Or maybe both?  :bomb:

FJmonkey

Quote from: Storleer on December 21, 2016, 04:43:37 PM
Quick question, I am about to replace my oil pan along with gaskets. Should i use some kind of sealant as well? If so, which type and how/where should i apply it? Under the gasket on the oil pan or between the engine and the gasket? Or maybe both?  :bomb:
Make sure both surfaces are clean, apply a light film of oil and bolt it back up.
The glass is not half full, it was engineered with a 2X safety factor.

'86 Ambulance - Bent frame, cracked case, due for an overhaul
'89 Stormy Blue - Suits my Dark Side

Storleer

Quote from: FJmonkey on December 21, 2016, 05:30:23 PM
Quote from: Storleer on December 21, 2016, 04:43:37 PM
Quick question, I am about to replace my oil pan along with gaskets. Should i use some kind of sealant as well? If so, which type and how/where should i apply it? Under the gasket on the oil pan or between the engine and the gasket? Or maybe both?  :bomb:
Make sure both surfaces are clean, apply a light film of oil and bolt it back up.
Ok, so oil only and that's it? Thanks  :good2:

Storleer

One more question, should I use loctite on the oil pan allen screws?

FJmonkey

Quote from: Storleer on December 21, 2016, 05:43:46 PM
One more question, should I use loctite on the oil pan allen screws?
I guess you could try. The internal and external threads need to be free from oil to work. I would make sure you apply the proper torque and let the seal keep pressure on the fasteners.
The glass is not half full, it was engineered with a 2X safety factor.

'86 Ambulance - Bent frame, cracked case, due for an overhaul
'89 Stormy Blue - Suits my Dark Side

racerrad8

No, there is no need to use loctite and there is also no need to use sealant either, if you torque them properly and use a quality gasket.

Robert - RPM
Randy - RPM

Storleer

Ok thanks a lot guys! Still got a job to do first by removing the old gasket. It's a PIA.

ribbert

Mechanics use a smear of grease - wheel bearing, chassis etc, any general purpose grease. This does three things, it swells the gasket slightly to take up any irregularities, provides an initial seal and keeps it in place while fitting. This is the standard procedure for all paper and fibre gaskets. (IMQO)

There are very few applications on a motor vehicle where thread lock is required, this is not one of them.


Noel
"Tell a wise man something he doesn't know and he'll thank you, tell a fool something he doesn't know and he'll abuse you"

racerrad8

Quote from: Storleer on December 22, 2016, 01:38:41 AM
Ok thanks a lot guys! Still got a job to do first by removing the old gasket. It's a PIA.

That is why we have Cometic make us our gaskets. They do not get stuck like the OEM ones.

Oil Pan gasket

Also while u have the oil pan off make sure to check the oil pump pickup screen. There is probably some junk in there as well.

Robert
Randy - RPM

rlucas

Quote from: ribbert on December 22, 2016, 07:39:57 AM

...This is the standard procedure for all paper and fibre gaskets. (IMQO)...


Does the "Q" stand for qualified or questionable:smile:

We're not a club. Clubs have rules. Pay dues. Wear hats and shit.

"Y'all might be faster than me, but you didn't have more fun than I did." Eric McClellan (RIP '15)

ribbert

Quote from: rlucas on December 23, 2016, 06:13:38 AM
Quote from: ribbert on December 22, 2016, 07:39:57 AM

...This is the standard procedure for all paper and fibre gaskets. (IMQO)...


Does the "Q" stand for qualified or questionable:smile:



Queer!
"Tell a wise man something he doesn't know and he'll thank you, tell a fool something he doesn't know and he'll abuse you"