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red 202 blowing ALOT of oil out the dipstick


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#1 _202LX_

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Posted 08 December 2008 - 01:17 PM

This is a problem that has been getting progressively worse. I just started the engine up and it pushed a solid stream of oil out of the dipstick tube. I put my standard rocker cover back on and now it does it worse than with my aftermarket chrome one. I thought it might be pressure so i took both plugs out the top of the rocker cover but still no fix. And i am sure that it doesnt have a ridiculous amount of too much oil in it either. What would cause this?

#2 MRLXSS

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Posted 08 December 2008 - 01:24 PM

motor's f*ckt, time for a 308! LOL

#3 ToRunYa

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Posted 08 December 2008 - 01:27 PM

thats different my bet would have been build up of pressure too. if you have the breater etc outta the rocker cover and its still doing it.. its got me stuffed too!

#4 _202LX_

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Posted 08 December 2008 - 01:27 PM

motor's f*ckt, time for a 308! LOL

Dont talk about the old girl like that! Besides , i need to have that engine in to get my defect off

Edited by 202LX, 08 December 2008 - 01:28 PM.


#5 MRLXSS

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Posted 08 December 2008 - 01:34 PM

Whats your oil level like? And is it all breathing properly?

#6 _jabba_

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Posted 08 December 2008 - 01:37 PM

Might be worth doing a compression and leakdown test, the rings could be excessively worn pressurising the crankcase. Also check that the pcv valve is working

#7 _202LX_

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Posted 08 December 2008 - 02:02 PM

how do you check to see if the PCV is working properly? and what is a leakdown test?

#8 _Drag lc_

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Posted 08 December 2008 - 02:23 PM

202lx,
when you had the 2 plugs out of r/cover was it breathing heavy from them? while running

Thanks hayden

#9 _202LX_

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Posted 08 December 2008 - 02:33 PM

I could feel hot air coming out. Kinda a very faint blue smoke

#10 _Drag lc_

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Posted 08 December 2008 - 02:59 PM

was it a shit load or just a little? the engine is not choked up inside with crap is it?

Thanks Hayden

#11 _202LX_

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Posted 08 December 2008 - 03:01 PM

Nah it wasnt a shit load, just a little i guess......
The engine isnt allblocked up, i pulled it all apart and put new gaskets in it before i put in in the torana

#12 GML-31

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Posted 08 December 2008 - 03:36 PM

what else besides gaskets did you do

#13 _202LX_

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Posted 08 December 2008 - 03:40 PM

Nothing really. Just cleaned ALOT of crap off the outside of the engine and checked that all was well inside (checked bearing clearances that sort of thing). It was a commodore engine so i had to change the sump over, you see. Thats the main reason for new gaskets, some were leaking a little bit before though.

#14 rodomo

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Posted 08 December 2008 - 06:06 PM

Drain the oil, measure 4 litres back in (don't worry about the dipstick) and see what happens.
Don't do the oil filter.

Edited by rodomo, 08 December 2008 - 06:08 PM.


#15 TerrA LX

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Posted 08 December 2008 - 09:22 PM

how do you check to see if the PCV is working properly?


Squeeze the hose after the valve and see if the revs drop.

and what is a leakdown test?


Just run a compression test first.

Edited by ALX76, 08 December 2008 - 09:24 PM.


#16 _202LX_

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Posted 18 December 2008 - 06:18 PM

Did a compression test. Got 180 on 4 cyls, 175 on 1, and 170 on the other. Now what do i do???

#17 _Bomber Watson_

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Posted 18 December 2008 - 07:00 PM

Get a piece of 5/16" fuel line about 2" long, two hose clamps and a bolt that fits snuggly inside the hose.

Place the bolt in one end, put a hose clamp holding it. Put the other end over the dipstick tube (with dipstick removed) and put hose clamp over and tighten it. Wala, problem solved :D

Dip stick tube is on the wrong side of a 202, crank blows oil strait up it.

Cheers.

#18 _bon_scott_

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Posted 18 December 2008 - 07:03 PM

Sorry this isn't going to help the OP, but is sort of related to the topic. My engine is creating a lot of vacuum inside the rocker cover, enought that if I pull the front seal out it will whistle if its still half in. Doesn't seem to be causing any issues and isn't breathing out so just wondering what it is :blink:

#19 _202LX_

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Posted 18 December 2008 - 07:16 PM

Get a piece of 5/16" fuel line about 2" long, two hose clamps and a bolt that fits snuggly inside the hose.

Place the bolt in one end, put a hose clamp holding it. Put the other end over the dipstick tube (with dipstick removed) and put hose clamp over and tighten it. Wala, problem solved

Dip stick tube is on the wrong side of a 202, crank blows oil strait up it.

Cheers.


Whats the worst that can happen if i did this? Where would my oil go?

#20 Rockoz

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Posted 18 December 2008 - 07:20 PM

Sounds like PCV blocked. Start motor. Pull PCV out of rocker cover. Place finger over end of valve. If it sucks its ok. If it doesnt sucked it needs help.

#21 _oldjohnno_

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Posted 18 December 2008 - 07:30 PM

Sorry this isn't going to help the OP, but is sort of related to the topic. My engine is creating a lot of vacuum inside the rocker cover, enought that if I pull the front seal out it will whistle if its still half in. Doesn't seem to be causing any issues and isn't breathing out so just wondering what it is :blink:

Clean out the pcv valve or replace it. If it's sticky you could have a lot of air being pulled through at idle, probably also rough running and inconsistent idle speed. It should also have either a vented filler cap (like the old reds etc had) or a hose from the rocker cover to the air filter as on the later engines. This is just to allow fresh air to enter the engine to replace the air pulled through the pcv valve. If you have neither of these you could end up with enough vacuum in the engine to dislodge cork gaskets..

#22 _bon_scott_

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Posted 18 December 2008 - 11:06 PM

Clean out the pcv valve or replace it. If it's sticky you could have a lot of air being pulled through at idle, probably also rough running and inconsistent idle speed. It should also have either a vented filler cap (like the old reds etc had) or a hose from the rocker cover to the air filter as on the later engines. This is just to allow fresh air to enter the engine to replace the air pulled through the pcv valve. If you have neither of these you could end up with enough vacuum in the engine to dislodge cork gaskets..


Ah thankyou, I've been baffled for ages as to why it had vacuum inside the thing. I don't remember if the pcv is actually fitted anymore because the rocker cover i have is only 2 hole and I think the one pipe connects to something else and the other hole is just sealed. I've got a nice new rocker cover to go on with a breather so I'll chuck that on, cheers!

#23 TerrA LX

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Posted 19 December 2008 - 10:00 AM

Did a compression test. Got 180 on 4 cyls, 175 on 1, and 170 on the other. Now what do i do???


Did you do this wet or dry?

Couple of things, first, if the above figures are dry and a wet test bumps them up I would think there is alot of blowby past the rings.
How old is the motor? Does it use oil or burn oil?
Is the PCV system working?
IS the dipstick sealing?

#24 _202LX_

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Posted 19 December 2008 - 10:14 AM

How do you do a wet or dyr compression test? i always just thought there was a right way and a wrong way. Just took out every spark plug and with the throttle wide open and cranked it over a for a couple of seconds.

#25 TerrA LX

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Posted 19 December 2008 - 10:28 AM

^ thats a dry test, next squirt a lil oil into each cyl and go again, the oil will seal the rings momentarily while you retest so if the readings go up you have leakage past the rings.

IMO your readings would seem ok for a dry test but it does not hurt to do it properly.




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