Author Topic: Oil cooler questions. Looking at universal setup.  (Read 14448 times)

Reply #15April 10, 2013, 07:33:59 am

libbydiesel

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Re: Oil cooler questions. Looking at universal setup.
« Reply #15 on: April 10, 2013, 07:33:59 am »
I have found the above Hayden thermo controlled sandwich plate to work well.  It's thermostat is a bi-metallic strip that blocks flow to the cooler when under temp.  Some have poo-poo'd the bi-metallic strip control.  If you want to pay 3x as much for a different thermostat type, you could get the Mocal version:

http://www.bahnbrenner.com/vw_audi/products/1395/

Reply #16April 10, 2013, 08:22:38 am

bajacalal

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Re: Oil cooler questions. Looking at universal setup.
« Reply #16 on: April 10, 2013, 08:22:38 am »
I have found the above Hayden thermo controlled sandwich plate to work well.  It's thermostat is a bi-metallic strip that blocks flow to the cooler when under temp.  Some have poo-poo'd the bi-metallic strip control.  If you want to pay 3x as much for a different thermostat type, you could get the Mocal version:

http://www.bahnbrenner.com/vw_audi/products/1395/

Have you actually used it and made some sort of observations when it's cold out...

I have one (laying in my parts pile, I should add) and the thermostatic strip seems really cheezy, like it's not going to do anything because it doesn't really ever create a tight seal against the hole. At least that's how it looks to me.

edit: I think it closes when hot, but still it looks like it would bypass tons of oil when hot, and I thought about plugging the hole with a set screw, if I were to ever install it on something.

Reply #17April 10, 2013, 08:33:57 am

wolf_walker

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Reply #18April 10, 2013, 08:37:29 am

wolf_walker

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Re: Oil cooler questions. Looking at universal setup.
« Reply #18 on: April 10, 2013, 08:37:29 am »
I think I have this one on mine, speaking of which it needs an o-ring, weeps slightly.
Been in use for 140K or so/9ish years since new.  That style is sold a lot of places.


http://www.aircraftspruce.com/catalog/eppages/rmtoilthermsys.php
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Reply #19April 10, 2013, 01:50:46 pm

libbydiesel

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Re: Oil cooler questions. Looking at universal setup.
« Reply #19 on: April 10, 2013, 01:50:46 pm »
I have found the above Hayden thermo controlled sandwich plate to work well.  It's thermostat is a bi-metallic strip that blocks flow to the cooler when under temp.  Some have poo-poo'd the bi-metallic strip control.  If you want to pay 3x as much for a different thermostat type, you could get the Mocal version:

http://www.bahnbrenner.com/vw_audi/products/1395/

Have you actually used it and made some sort of observations when it's cold out...

I have one (laying in my parts pile, I should add) and the thermostatic strip seems really cheezy, like it's not going to do anything because it doesn't really ever create a tight seal against the hole. At least that's how it looks to me.

edit: I think it closes when hot, but still it looks like it would bypass tons of oil when hot, and I thought about plugging the hole with a set screw, if I were to ever install it on something.

Yes, I have used several of the Hayden model and have found them to work well.  If memory serves, the strip closes when hot and oil pressure assists it in sealing. 

Reply #20April 10, 2013, 03:07:40 pm

theman53

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Re: Oil cooler questions. Looking at universal setup.
« Reply #20 on: April 10, 2013, 03:07:40 pm »
I used mine in Ohio with temps down to -15F that year. It worked fine. If I didn't have the thermo model with the big cooler I doubt I would get temps over 100F. I could get it up to temp and it would stay fine.

Reply #21April 10, 2013, 04:43:07 pm

wolf_walker

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Re: Oil cooler questions. Looking at universal setup.
« Reply #21 on: April 10, 2013, 04:43:07 pm »
I got interested in an oil cooler when my tired ass 1.6 TD that I drove the hell out of was seeing 240F and more during hard use.
I thought that was a bit much for a stock motor with dino oil that I wanted to last a long time.
I expressed my findings, having added an oil temp gauge and observed such, to my Pop
when he had the 82 and was installing the AAZ, so he went looking an oil/air cooler instead
of the coolant heater stock setup and scored a rather large Fluidyne unit . 
That's how I ended up with such overkill.

It don't need it NA, but it's a hell of a safety net.
Crossing AZ with two people and a bed full with it on the floor in
5th forever I was glad it was there, ditto through the Mojave with the AC on
at noon.  It's kinda like being too rich or too skinny, except for that thermostat.
The good one's bleed like a coolant thermostat as noted in the link I posted.
Also, overkill is consistently more fun.  :)
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Reply #22April 29, 2013, 06:29:31 am

Gizmoman

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Re: Oil cooler questions. Looking at universal setup.
« Reply #22 on: April 29, 2013, 06:29:31 am »
I am installing a dual oil filter set-up on my van along with an oil cooler and fan. I ran across this thread and figured I'd revive it as it pertains to what I'm trying to accomplish.
The difference in my layout is that the adapter that I'm using to move the filter from the side of the engine to the dual unit has no thermostatic valve, just two ports (in/out). Identical to the photo below.


I really need the thermo valve to get the oil temps up quickly but every one I can find (including the one libbydiesel recommended) fits between the filter and stock mount - keeping the oil filter next to the block. Does anyone know of a simple thermostatic oil valve I can install? I found one like this but was hoping for something simpler (and cheaper) this one runs around 60 to 80 bucks.
.

Any pointers appreciated.
Jim W - 82 Vanagon Westy - AAZ 1.9, Mild head port, Cummins Holset HE200WE turbo, Frozen Boost WAIC, 10" Charge-pipe intake, Ball bearing IM shaft, Giles Pump, 215/70R16, AAP 5 speed Trans. 22 lbs max boost

Reply #23April 29, 2013, 07:55:48 am

92EcoDiesel Jetta

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Re: Oil cooler questions. Looking at universal setup.
« Reply #23 on: April 29, 2013, 07:55:48 am »
What's wrong with the stock VW
 coolant/oil cooler? Is it thermostatically controlled? Its construction is also a sandwich plate and seems like it should work well.

Reply #24April 29, 2013, 08:21:52 am

RabbitJockey

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Re: Oil cooler questions. Looking at universal setup.
« Reply #24 on: April 29, 2013, 08:21:52 am »
i think they work well for stock and easy driving the bad thing stock is that sometimes the inards rupture and mix the coolant and oil.  the other bad thing about them is that they constantly are shedding the oil eat into the coolant, so it is putting more load on the coolant system which already tends to be a bit over loaded with idis.  its not itself thermostatically controlled, but it is on the sealed engine side of the coolant thermostat so it is thermostatically controlled by the coolant in.
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Reply #25April 29, 2013, 08:33:51 am

theman53

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Re: Oil cooler questions. Looking at universal setup.
« Reply #25 on: April 29, 2013, 08:33:51 am »
You could buy the one libby and I use and spin the adapter you will buy onto that couldn't you?

Problem isn't with warming so much as you can run a huge cooler and not be too cold. Or run in low temps and not be too cold on the oil.

Reply #26April 29, 2013, 12:39:47 pm

745 turbogreasel

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Re: Oil cooler questions. Looking at universal setup.
« Reply #26 on: April 29, 2013, 12:39:47 pm »
i think they work well for stock and easy driving the bad thing stock is that sometimes the inards rupture and mix the coolant and oil. 
On  mine the outside ruptured, and pissed all my oil on the ground.

Reply #27April 29, 2013, 03:16:27 pm

wolf_walker

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Reply #28April 29, 2013, 05:50:44 pm

Gizmoman

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Re: Oil cooler questions. Looking at universal setup.
« Reply #28 on: April 29, 2013, 05:50:44 pm »
Quote
You could buy the one libby and I use and spin the adapter you will buy onto that couldn't you?
I could but I'd have to plug two of the four ports - I'm OK with that I guess but it just seems kinda klu-gee. That is however the least expensive solution so far.

I've got some time to keep searching as I'm now waiting for a one hole MHG from the UK.

Quote
http://www.aircraftspruce.com/catalog/eppages/rmtoiltherm.php

Got that one on mine.

That looks better than the Jagg as I think the ports are much bigger.
« Last Edit: April 29, 2013, 05:54:22 pm by Gizmoman »
Jim W - 82 Vanagon Westy - AAZ 1.9, Mild head port, Cummins Holset HE200WE turbo, Frozen Boost WAIC, 10" Charge-pipe intake, Ball bearing IM shaft, Giles Pump, 215/70R16, AAP 5 speed Trans. 22 lbs max boost

Reply #29April 29, 2013, 06:46:07 pm

theman53

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Re: Oil cooler questions. Looking at universal setup.
« Reply #29 on: April 29, 2013, 06:46:07 pm »
No need. The one libby and I use would control the temp and run it to your cooler. Spin on the remote filter base to it and then put your filters wherever.