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Oil catch can?

Posted: Sat Feb 24, 2018 1:16 pm
by Gn22
Hi does anyone use oil catch can?
2008 Nissan pathfinder

thank you

Re: Oil catch can?

Posted: Sat Feb 24, 2018 5:09 pm
by eieio
Gn22 wrote:Hi does anyone use oil catch can?
2008 Nissan pathfinder

thank you
for what?

Posted: Sat Feb 24, 2018 5:28 pm
by smj999smj
Oil catch cans catch the oil that comes with the air that is being vented from the crankcase via the PCV system, rather than have it go back to the intake where it will coat the inside of the intake system and intake valves. On direct injection engines, this is a benefit because it helps keep the oil from caking-up on the top of the valve, whereas in a port-injected or carbureted engine, the gas and air are mixed before the valve and the gasoline will help clean the top of the valve.
I've never seen one used on a stock Pathfinder, but I have seen them used on some performance-modified Z-cars.

Posted: Sat Feb 24, 2018 6:12 pm
by Kestral
I have one on my 2013 Mustang the issue with the 5.0 V8 is the excess oil that gets burned with the fuel lowere the Octain and can cause "Ping" I added a catch can when I installed a 93 Octain tune.

Posted: Sat Feb 24, 2018 9:37 pm
by smj999smj
You see it a lot on forced-induction engines, especially those with intercoolers. The catch can will keep the oil out of it.

Posted: Fri Mar 02, 2018 12:21 pm
by Tusk
Kestral wrote:I have one on my 2013 Mustang the issue with the 5.0 V8 is the excess oil that gets burned with the fuel lowere the Octain and can cause "Ping" I added a catch can when I installed a 93 Octain tune.
How much oil are you seeing in yours? I've been on the fence about it and have just been plain lazy. I had one on my GTO as the LS2 has some issues with this type of thing :)

Thanks

Posted: Sun Mar 04, 2018 5:13 pm
by Gn22
Hi ,I get like 3oz every oil change like 4,000 miles