need an oil cooler

Discuss topics related to the CA18DE and CA18DET series engines.
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mothius
Posts: 78
Joined: Wed Sep 06, 2006 12:43 pm
Car: 1988 nissan pulsar (det)

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Does anyone know what my options are for replacing the stock oil cooler? are there any other models that I can use that bolt on. And does anyone have an extra one? Or know where I can get one.


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RS12Turbo
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How about an aftermarket universal front mount?

Here's mine........made by Perma Cool.



Here is the spin on adaptor for my oil filter relocation kit.....this pic was taken with it on my old ca18et, but it fits the ca18det as well.......


Nowhere
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Looks like a transmission cooler to me. Have you seen any problems with the hose clamp setup? Is a crimped hose option too expensive?

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mothius
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Car: 1988 nissan pulsar (det)

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where is the filter?

Indecisive
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Car: 1987 200sx Turbo

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he's got an oil filter relocation kit.

It's by the strut tower.

Blackened
Posts: 38
Joined: Fri Nov 16, 2007 10:20 am
Car: 1994 200sx ca18det

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did the oil pressure went down when you put the oil cooler ? if yes, how much psi ? and do we need to modify the oil pump ??

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mothius
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Car: 1988 nissan pulsar (det)

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I've researched a little and this is what I came up with

the adapter for a ca18dehttp://store.summitracing.com/...w=sku

the oil coolerhttp://store.summitracing.com/...w=sku

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mothius
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did you need the old oil cooler or did the adapter fit directly up to the block?


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float_6969
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You need the old oil cooler. They adapters fit on where the oil filter goes.

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float_6969
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Also, I advise agains running an oil cooler without a thermostat.

It takes much longer to warm up the oil, and if the oil doesn't warm up properly, the water that the oil has trapped in it from combustion gasses never has a chance to evaporate off.

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rico05
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Here's my how to on building your own:http://people.tamu.edu/~rico05/Tech/Oil_Cooler.pdf

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ShinHed
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I thank you for that link. Saw it long ago, bought the fittings and then lost the link.

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RS12Turbo
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Curious..........having the remote filter mounted upside down, like the one in the above link...........does it make a big mess when you do a filter change??

1WheelWonder
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RS12Turbo wrote:Curious..........having the remote filter mounted upside down, like the one in the above link...........does it make a big mess when you do a filter change??
Nope, I used Rico's oil cooler write-up for my KA, when you change the oil, drain it from the pan first then punch a hole through the filter to relieve pressure, then remove filter with no mess.

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RS12Turbo
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Interesting........mine is mounted with the filter mounted from below......doesn't make a mess on the car, but it I have to put a pan down under the filter to catch the mess. I may have to try punching a hole in it like you mentioned

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sjbsuperman1425
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float_6969 wrote:Also, I advise agains running an oil cooler without a thermostat.

It takes much longer to warm up the oil, and if the oil doesn't warm up properly, the water that the oil has trapped in it from combustion gasses never has a chance to evaporate off.
how would I go about running the oil cooler with the thermostat?

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sjbsuperman1425
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http://store.summitracing.com/...w=sku^ 90degree -6AN http://store.summitracing.com/...w=sku^1/8 NPT to -6AN both Male

http://store.summitracing.com/...w=sku^15ft -6AN steel line

http://store.summitracing.com/...w=sku^-6AN hose to female straight

http://www.cxracing.com/mm5/me...=RDOC^CXRacing Oil Cooler

this ould be the setup i am playing to run in the future. would this be ok as far as line diameter and such?

meminto
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The ID of the -6 is to small...

As a suggestion, have a look at the in/out on your stock oil cooler (or filter mount bracket) and you will see the difference in size between it and the -6

-10 is what I chose to use....

An inline thermostat is probably the easiest way to plumb it into the system.. I do have a link somewhere, I will see if I can find it later on at home..

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sjbsuperman1425
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meminto wrote:The ID of the -6 is to small...

As a suggestion, have a look at the in/out on your stock oil cooler (or filter mount bracket) and you will see the difference in size between it and the -6

-10 is what I chose to use....

An inline thermostat is probably the easiest way to plumb it into the system.. I do have a link somewhere, I will see if I can find it later on at home..
i dont have a stock oil cooler. but my oil filter adapter only has 1/8 NPT ports to have this hooked up, will that matter much if i have a 10AN adapter for it?

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mbmbmb23
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sjbsuperman1425 wrote:
how would I go about running the oil cooler with the thermostat?
With "a" thermostat...not "the" thermostat. You need to get a thermostatic controlled valve for your cooler. Easiest would be an oil filter sandwich plate with thermostatic switch.

Something like this:http://www.driftworks.com/cata....html

-m

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D_Stirls
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sjbsuperman1425
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mbmbmb23 wrote:
With "a" thermostat...not "the" thermostat. You need to get a thermostatic controlled valve for your cooler. Easiest would be an oil filter sandwich plate with thermostatic switch.

Something like this:http://www.driftworks.com/cata....html

-m
when i do an oil cooler set up, i'll buy that and just use AN fittings that have an adapter for a 1/8 NPT sender. Thanks.

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mbmbmb23
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sjbsuperman1425 wrote:
when i do an oil cooler set up, i'll buy that and just use AN fittings that have an adapter for a 1/8 NPT sender. Thanks.
Sounds good to me.

bentvalves
Posts: 1435
Joined: Sun Sep 03, 2006 8:58 am
Car: 89 Silvia K's

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A thermostat is good, but not always needed. It really depends on what you are doing with the car, and the temperature of where you live. A car driven in cold, snowy winter months would absolutely need one fitted, no question. A car in california or a warm year round climate may not need a t-stat fitted. A track only car in florida certainly wouldnt benefit from one either.

I use tinfoil/heat tape to cover my oil cooler street driving in the fall/cooler months or long rides on the highway, and at the track or hot summer days street driving the oil cooler is exposed. Depends on what the oil temperature gauge says really.


zero_gripS13
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oil needs to maintain a temperature above 180* roughly i wouldnt recogmend not using a thermostat regardless.

thats my opinion do what u want. for 30-40$ its worth the assurance

bentvalves
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Car: 89 Silvia K's

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thats the reason for my oil temperature gauge, and last year I had a thermostat and my oil temperature rocketed to 250*F at the track on a hot day, maybe more cause the gauge stopped there.

they restrict volume even when they are wide open, and I want lots of oil getting to my cooler, and back to the engine all the time.

meminto
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No dramas, what i mean is remove your oil filter adapter and have a look at where the oil comes out and where it flows back in, you will see the 1/8 npt ID is far to small for adequate oil flow...

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sjbsuperman1425
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thanks for all of the info guys, it really helps. Since i wont be installing an oil cooler for awhile, i'll be able to see how fast and how high my oil temp readings get with my oil temp. gauge. anything over 210 is excessive to me so this whole summer i'll be monitoring this.

im still going back and forth on the t-stat now for the oil cooler setup, as ks13's testimony vs. everyone elses. to me, everybody has good points, but for a daily driven, once or twice a month tracked car say, is the thermostat going to restrict flow, or will it be a good safety measure?(also, summers here get up to around 100-110 sometimes, 75 at the lowest..if it makes a difference?)

thanks again.

DALAZ_68
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D_Stirls wrote:Here have a read;

http://www.nissansilvia.com/fo...46&hl=
u SOB

when did u finish these and why wasnt i notified... ive been *****ing for like months about one of these

zero_gripS13
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im going to get the oil block from dstrils hopefully and run a inline tstat.

hopefully ill be able to keep my temps between 180-250... oil is safe in the range of 210-270 so ill be happy to keep it there my oil temp gauge preset warning is 280 so if it get that high ill know i have a problem (temps still not dangerous from my research).

most oil analysis is done at 210* for viscosity (at this temp most oil show there advertised viscosity). and if your running a multigrade if it doesnt get to around 200* itll still be on the thin side.

multigrades work off teperature at it increases the viscosity does also.

a 5w30 could only be a 15w at 160* where as its a 30w at 200+... hence why u want to keep your oil temp above 160 for normal drivign and espcially track use. now looking at some oil analysis several people have had oil temps in the 280 range and the oil was unaffected. so that is what im going off of. (many people dont record oil temp with oil analysis so hard to find more info on this)

on a side note. ks13 where did u mount ur oil temp sensor .. ive read good place is in the sum and plan to modify my oil drain plug to accomidate the sensor so it will be submerged the most. might weld a bung a lil high for ground clearance but whats ur opinion.


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