how many mtrs 19mm hose for pcv delete?

Hay1209

Active Member
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d4ns

Active Member
Nov 10, 2012
101
0
lcr pcv delete with catch can = correct?

Just done this an and it doesn't feel right.

From catch can to t piece. From t piece onto cam cover and to the crankcase breather by oil filter. No hockey puck.

From catch can to the TIP

Connection in middle underside of intake manifold blocked off

The 2 pipes on the left of the intake manifold I swapped so just the 1 goes onto the intakeanifold and removedthe excess hosing.

Can somebody correct me or is right?

Any help would be much appreciated.

Dan
 

d4ns

Active Member
Nov 10, 2012
101
0
Thanks for the quick reply. Guessing the hockey puck is a sort of one way valve / pressure release? Probably why dump valve seem quieter. Does it go between TIP and catch tank then or between cam cover and catch can?

Normally there is a hose that runs from around the brake reservoir area down the OS of engine into a t-piece under the intake manifold which the 1st goes to the piping that comes out and the 2nd goes to a connection on the OS of inlet manifold. I just connected this pipe direct to the OS of the intake manifold. My guess would be a brake servo pipe.

Thanks again.
 

d4ns

Active Member
Nov 10, 2012
101
0
Cool will go and fit it back in now then. LCR with AMK engine. Guessing it goes from catch can to the bottom of the hockey puck not the side?
 
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d4ns

Active Member
Nov 10, 2012
101
0
Perfect. Thanks. So if venting to air you wouldnt need the hockey puck, youd just run a longer hose down to nearer the floor to get rid of gasses.
 

leon cupra r

Back in an LCR!
Nov 10, 2009
902
0
Barnsley
I did this and the hockey puck broke, so I've got catch can venting straight into the TIP.... Haven't noticed any issues...

Can anyone confirm whether the puck is actually necessary? As far as I know the only gasses coming through the system should be blow-by gasses - I'd hope there wouldn't be too much of this! As for the suction from the TIP, as far as I've read, negative pressure in the crankcase is only a good thing, so for the tiny amounts of vacuum is created in the TIP there shouldn't be a problem?
 

d4ns

Active Member
Nov 10, 2012
101
0
Im running around 280bhp and can say 100% it wasnt running as well. You could hear the dump valve wasnt holding as much pressure either.
 

Br!dges

Active Member
Jul 9, 2011
753
2
Wales
Quite a recent thread so I wanted to check that I have all bits ready to do catch can, can somebody confirm please

catch can (with 19mm outlets)
2 meters of oil/fuel piping (19mm I/D)
1x T piece
1x 90 degree piece

Do I need 8mm i/d vacuum piping & one way valve for the brake servo or not?

Thanks :)
 

leon cupra r

Back in an LCR!
Nov 10, 2009
902
0
Barnsley
Pretty sure that should be fine mate off top of my head. I don't think you really NEED the 90 degree bend tbh, I thought I'd need it from the oil filter breather to bend up towards the T piece coming off the cam cover breather, but the pipe is flexible enough to not need the bend. Luckily for me my hockey puck shattered when I had it out, so I ended up using the 90degree bend to drop back into the TIP... still haven't got a replacement sorted - really not sure how needed it is... All the searching I've done has come back saying that vacuum in the crank/cam cases is a good thing, so apart from possibly sucking oil vapour through the catch can back into the TIP (doubtful that vac is high enough in TIP with a cone filter on to do so tbh), I can't see there being an issue having a free flowing vent....
 
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