Quick catch can question

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shadowbroker

Well-known member
Joined
Nov 2, 2012
Messages
192
Hey folks...

quick question.

when replacing the standard "catch can" in the terrano for an after market unit.

is it simply just rocker vent pipe to new catch can, then out to the turbo inlet side, blocking off the sump pipe from use?
 
I left my original Breather control Valve in place, as it has a one way valve to stop the turbo sucking the oil straight out. I went from the top of the engine to the new catch can, and then from that back to the old Breather control Valve, and left the link from that back to the turbo/air inlet hose.

I also "T"d my drain from the catch can back into the return from the original Breather control Valve, so it's self draining.
 
The hardest part is finding somewhere to put the catch can...

In this picture you can see the pipe coming off the rocker cover to the can, and the feed back to the Blow by control valve.

20141115_133218_zpszydgptqu.jpg


and this is the catch can...

20141022_161200_zpsfjzlkmoh.jpg
 
The hardest part is finding somewhere to put the catch can...

In this picture you can see the pipe coming off the rocker cover to the can, and the feed back to the Blow by control valve.

20141115_133218_zpszydgptqu.jpg


and this is the catch can...

20141022_161200_zpsfjzlkmoh.jpg

Brilliant pics!!!!!!

What's the benefit of fitting one of these in place of the standard setup then guys?
 
Brilliant pics!!!!!!

What's the benefit of fitting one of these in place of the standard setup then guys?

It's not "in place of", it's "as well as"...

These bigger catch cans seem to do a better job of splitting the oil spray out of the "blow past", so less oil in the Inter cooler/engine. I put wire wool in mine as well, does a great job.
 
But what benefit does that have in the long run of the car?
It's more for cars with high mileage and tired engines that have more piston "blow by", there by creating more oil vapour getting blown out the top of the engine.

That means more oil is sucked into the turbo, and the engine then uses more oil, which also increases the chances of low oil, creating more wear, so more blow by..
 
It's more for cars with high mileage and tired engines that have more piston "blow by", there by creating more oil vapour getting blown out the top of the engine.

That means more oil is sucked into the turbo, and the engine then uses more oil, which also increases the chances of low oil, creating more wear, so more blow by..

Understood :thumb2

I'll bare this mod in mind as i'm racking up the mileage these few weeks :lol
 

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