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Best Motor Oil for your Toyota - 6G Celicas Forums

Topic #49704 80 posts Started by hurley97
If you had any questions as to what kind of oil and/or coolant is best for your Toyota, this might help.
Its from a Toyota Complete Maintenance Care booklet they gave to the Service Advisors at the dealerships...

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>6 out of 10 [Toyota] vehicles come with Exxon Mobil as "factory fill"


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7A-FTE:It's not about the money.Our Beams Swap.I <3 Dustin---07/16/06
nice find steff smile.gif i take it that job has its perks tongue.gif
Hey Steff not to hijack your thread but I was wondering if anyone had used Royal Purple motor oil? I did a search and just didn't get any good feedback so I wanted to see if anyone was actually using it. Thats a very interesting find though. thumbsup.gif

This post has been edited by massbrandon: Jun 28, 2007 - 7:59 PM
A note on the coolant.

Toyota red doesn't have silicates in it.
This is because Toyota believes it damages water pump seals.

Whether or not it actually does, :shrug:

Engines that are half aluminum and half cast iron tend to corrode more because of the electron differences between dissimilar metals.
Electrolysis.

Basically the main anti corrosion ingredient is phosphates.
Phosphates work great in pure [distilled] water to prevent corrosion.
However, in hard water [more impurities, such as metals, whatever] it doesn't work as well. The harder the water the less it protects.

Basically, if you use Toyota red in your engine [I do] make sure you use distilled water and not tap water, especially if you have well water.
im using royal purple and it works fine, suppose to be better than mobil1
what about the transmission fluid ??
Castrol GTX >>> Mobil 1. I fell off the Mobil bandwagon.
Mobil 1 is full synthetic, GTX is not even a blend. Are you basing that off opinion?

This post has been edited by Supersprynt: Jun 29, 2007 - 12:28 PM

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QUOTE(Supersprynt @ Jun 29, 2007 - 12:28 PM) [snapback]573575[/snapback]
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Mobil 1 is full synthetic, GTX is not even a blend. Are you basing that off opinion?

Yes. smile.gif
Ok.. Why would one use full synthetic on a 13 year old motor with original seals/gaskets sans valve cover gasket? For my application and experience using BOTH brands NUMEROUS times, GTX takes the cake. Mobil 1, your normal 10w-30 Mobil 1, burns up quicker than GTX..in my experience. So I'll continue to use GTX until I find something better or decide to reseal my engine
Im looking to keep the oil in my engine, not all over my white driveway. hehe.

Not tryna clog this thread up anymore

This post has been edited by laff09: Jun 29, 2007 - 6:05 PM
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QUOTE(NaderG @ Jun 28, 2007 - 10:31 PM) [snapback]573384[/snapback]
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what about the transmission fluid ??

Toyota fluid of course. I just thought people would find it interesting that Mobil 1 is considered Toyota Genuine Motor Oil, and I thought that comparison of the corrosive qualities of coolant was good info too.

7A-FTE:It's not about the money.Our Beams Swap.I <3 Dustin---07/16/06
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QUOTE(laff09 @ Jun 29, 2007 - 4:01 PM) [snapback]573603[/snapback]
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Ok.. Why would one use full synthetic on a 13 year old motor with original seals/gaskets sans valve cover gasket? For my application and experience using BOTH brands NUMEROUS times, GTX takes the cake. Mobil 1, your normal 10w-30 Mobil 1, burns up quicker than GTX..in my experience. So I'll continue to use GTX until I find something better or decide to reseal my engine
Im looking to keep the oil in my engine, not all over my white driveway. hehe.

Not tryna clog this thread up anymore

so your basing your opinion on the fact that your engine is 10+ yrs old, and needs major mantinence?
lol
steff has the right idea.
if your having your car regularly seviced by toyota, (or better yet, learn to do it yourself!) chances are its not going to be leaking fuild all over your driveway and burning in your car.
just because castrol is thicker dont make it any better, thats for sure.
after seeing what my 150K engine looked like when i pulled it (yes, it was still running..and pretty decently actually) after using castrol for years, how black/red it was, i couldnt wait to get the newer, mobil1 fed all its life 5s.
i know this prolly aint the thread for this but, steff, you know me. i gotta do it...any chance to show these pics i do!! haha
ok so, heres what happens when you dont follow the mantinence schedual, pass on oil changes, run it low on oil, leaking ect, this is ~150K miles.
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and here is what a well maintained, low milage (~52k miles) will look like when you use mobil1 as suggested by toyota.
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ill take the latter, thanks. wink.gif

Former Team 5SFTE pro member ;)13.6@108MPH, 5SFTE Powered
Pressure , that is a HUGE difference , lets say that an engine has arround 98k on the clock , been neglegted and i want to bring it back to life ... if do the over-due maintenance , would it make a difference , or is it too late ( oil already is covering my cams ) ?
Running good oil through the engine and changing it regularly will clean up ALOT of crap from the engine.
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QUOTE(massbrandon @ Jun 28, 2007 - 7:46 PM) [snapback]573353[/snapback]
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Hey Steff not to hijack your thread but I was wondering if anyone had used Royal Purple motor oil? I did a search and just didn't get any good feedback so I wanted to see if anyone was actually using it. Thats a very interesting find though. thumbsup.gif



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QUOTE(NaderG @ Jun 28, 2007 - 9:31 PM) [snapback]573384[/snapback]
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what about the transmission fluid ??

I use Royal Purple every thing in my car...Purple Ice coolant addative, oil, tranny fluid, i used their assembly lube puttin my buddies 305 back together. Its great stuff. I change my oil every 3500km and my engine is as clean as a whistel inside. Well, as clean as an engine with 80K km on it can be. But its good stuff, im a bit over my oil change mark now *around 4600km* and my oil is still pretty clean.

But yea, i always notice when im at the local dealership they got mobile 1 and toyota oil on the shelf. They also have mopar oil filters too. Didnt ask why though...
Royal Purple is awesome Group IV synthetic oil. Only downside to it is the 40 weight sheers quickly down to 30 weight and you cannot run an OCI as long as other conventional Synthetics. Mobil1 30 weight oils are now group III synthetic, which does not make it a true synthetic oil anymore, but Toyota motors return excellent UOAs with them.
In my old 6gc, I always used Moblie 1 full syn with a bosch filter. At 3k miles, my oil still looked new.

So what am I getting at? If you're on a budget, just spring for moblie 1. If you have extra cash, upgrade to Royal Purple, it knows how to rock.

This post has been edited by SlowCelica94: Jul 2, 2007 - 11:12 PM

NASA/SCCA RX-7....currently under the knife92 Civic hatch B16 - Sold10th anniv RX-7 - RIPThe Slow Celica - Sold...and then crushed crushed due to street racing.Quote from Seinfeild: George's Boss reading a magazine: "People magazine's most beautiful people. Oh and a Celica...nothin wrong with that!"
a lot of car manufactures are recommending mobil one these days. new evos, and even some porsches have "mobil one only" right on their oil cap. part of me thinks this is great, while another part of me wonders how much of that is a marketing idea. i mean, while its a great product, mobil had to have paid toyota some money for them to say that.

my current theory on motor oils is this:
if you have a motor, thats in good shape, help keep it that way with a synthetic like mobil one.

if your motor has a lot of miles and has a been on cheap oil all its life, then the damage is probably already done and there is not a whole lot you can do.

over all, the most important thing to do is to change your oil right at 2-3000 miles, regardless of the brand.

15PSI - 30MPG - Megasquirt Tuned
been using GTX HM 10w-30 for about 75,000 miles now, and still runs like a sewing machine. i'd love to run the mobil 15,000 mile synthetic or whatever, but 180,000+ miles on the 7a makes me expect massive burnoff.

it comes down to personal pref. i guess. i'll trust any oil that sponsors and has success with F1 cars (Castrol, Mobil, Valvoline), but i've had a good experience with castrol. the only oil i've ever heard negative comments about is quaker-state. i've been working at autozone for over a month, and haven't seen 1 quart of quaker go out the door. i just sold 90 bucks worth of castrol syntec the other day.

and if you'll remember, the WRC 6th gen was covered in castrol decals biggrin.gif
How can you compare the 2 photos? I'm just curious, not trying to start anything. The first picture is a motor with 150k miles and the second picture is of an engine with 1/3 as many miles, am i correct so far? Couldn't that red staining, atleast to some degree be blamed on the age of the motor rather than the brand of oil used?
Lagos, I agree with you. If you have a fairly low mileage engine and it seals are still good, run syn. But if you run syn on a high mileage engine, its so thin, it'll leak like crazy. My beater is a Honda Accord w/ 176,xxx miles and i've never thought of putting syn in it.

NASA/SCCA RX-7....currently under the knife92 Civic hatch B16 - Sold10th anniv RX-7 - RIPThe Slow Celica - Sold...and then crushed crushed due to street racing.Quote from Seinfeild: George's Boss reading a magazine: "People magazine's most beautiful people. Oh and a Celica...nothin wrong with that!"
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QUOTE(laff09 @ Jul 3, 2007 - 11:55 PM) [snapback]574856[/snapback]
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How can you compare the 2 photos? I'm just curious, not trying to start anything. The first picture is a motor with 150k miles and the second picture is of an engine with 1/3 as many miles, am i correct so far? Couldn't that red staining, atleast to some degree be blamed on the age of the motor rather than the brand of oil used?



your right, milage has a lot to do with it. but that photo is a good example of how a properly cared for motor should look. that same motor will look just like that at 150k.

my moms car has had nothing but cheap oil in it. it has about 40k on the clock, and its slowly starting to look like mannys 150k motor.

15PSI - 30MPG - Megasquirt Tuned
i switched my 7afe from conventional to synthetic blend without any second thoughts, any leaks, or any abnormal burning what so ever. i've ran full syn in it during the winter as well as i found that on the most bitterly cold days it cranked over easier with mobil1 than it did with the penzoil that had been in it. never sprang any leaks, never had any problems. infact i seemed to burn LESS oil at startup after switching than i did before due to leaky valve seals! i'm running it with a purolator pureone filter which accrding to some tests and my personal experiences works very very well, at 3k miles my oil looks like i poured it out of the bottle. i've gone to a 4-6 month change interval since i dont put on alot of miles and for me changing more often would be changing at 2000 miles which is absurd for the kind of driving i do.

2000 Celica GTS 'slowest gts evar'1998 Mazda 626 FS-DE/CD4-E
My beliefs are pretty simple with oil.

Synthetic oils are much more resistant to thermal breakdown, and its definately more viscous and more protective than standard oil. Conventional oil will do the job as well, but lacks the same physical properties of synthetic oil to offer the same long-term protection.
Most important thing with either oil is that you keep the level where it should be, change it regularly or as soon as it gets dirty, and use a high quality filter. If you neglect those three things then it doesn't matter what type of oil you use, you will end up with wear and tear on your engine over time.

On a high-performance motor that sees alot of high-RPM's and hot temps, I would only ever run full synthetic with an OEM filter or better, simply because it won't break down as quickly as standard oil under heat and it will protect critical areas like the main bearings and moving parts in the head much better. On your mothers minivan with 100k+, regularly changed conventional motor oil will certainly get the job done.

I wish I took a picture of my 3rd gen 3SGTE when I had the valve cover off, it was scary how clean it was..... even with 80k miles everything is SHINY silver with a thin coat of fresh oil, not a bit of burnt oil around the valves, not the slightest bit of wear on the camshaft lobes or the shims. Definately a motor that saw nothing but synthetic oil and OEM filters from the factory, toyota red coolant, and OEM scheduled maintainence.



Ok now that I'm done typing all that, I think i need to check my oil. tongue.gif


3rd gen ST205 3SGTE - Alive and boosting.
Nice writeup, Silver94CelicaOwner smile.gif

I'm getting Motul 300v chronos full synth 10w40 oil for the 3rd gen 3S-GTE engine. Had also ordered a TRD oil filter, but I know now that stock Toyota is just as good for 1/3 of the money, so don't bother with the TRD.
So what type of oil and filter would yall recommend me for my 5sfe with 119,000 miles on it. Thanks
so my question is: I've had the celi for 5 years and i've always used Castrol GTX now i use GTX High Mileage would there be a benefit at this point to switch to Royal Purple or Mobil One? I was also trying to figure out which tranny fluid to go with when i swap. If it's worth it I'll switch all the fluid out of my car

btw: Oil Filters
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Edit:
PS. I'm at 192K now

This post has been edited by ILuvMyCelica95: Jul 5, 2007 - 11:28 AM

Buy my Celica $2,500 -http://www.6gc.net/forums/index.php?showtopic=76562&st=0
M1 is where its @...
a redline fluid mix for the tranny yields great results as well


but MOTUL ftmfw if you can afford it
tina. there is not reason to change to anything. if your car has close to 200k on it, then you have already been doing what you need to be to make it last this long.

as far as tranny oil, try synchromesh.

15PSI - 30MPG - Megasquirt Tuned