2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

S4 motor, is it a reman?? or rebuild??

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Old Mar 26, 2008 | 11:48 PM
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S4 motor, is it a reman?? or rebuild??

I was hoping you guys that have dealt with rebuilds and remans. (or know a thing or two about them) in the past could help me out on identifing this motor.

Basically, the mechanic said he installed this motor and had a hard time keeping it running therefore pulling the motor. Which leads me to believe that it was rebuilt or it needs a rebuild or the mechanic didn't know what he was doing.

-No paperwork
-I don't see any kind of blue badge that are supposedly on the remans.
-The box its in is peculiar, and the shipping company is "Yellow"
-They also said they purchased it for $2000

Any details u guys can point out that be great to try and get an idea of where this motor came from. Personally I do not think its a reman.

<a href="http://picasaweb.google.com/JonZander/Motor/photo#5181509232451983282"><img src="http://lh3.google.com/JonZander/R-hrMbC1F7I/AAAAAAAAAaw/eWoDGBhXZR8/s800/DSC00223.JPG.jpg" /></a>

<a href="http://picasaweb.google.com/JonZander/Motor/photo#5181509245336885186"><img src="http://lh6.google.com/JonZander/R-hrNLC1F8I/AAAAAAAAAa4/anohcmsNO50/s800/DSC00224.JPG.jpg" /></a>

<a href="http://picasaweb.google.com/JonZander/Motor/photo#5181509271106688978"><img src="http://lh4.google.com/JonZander/R-hrOrC1F9I/AAAAAAAAAbA/A8iQEHS8jJs/s800/CIMG2395.JPG.jpg" /></a>

<a href="http://picasaweb.google.com/JonZander/Motor/photo#5181509309761394674"><img src="http://lh5.google.com/JonZander/R-hrQ7C1F_I/AAAAAAAAAbQ/DggXgA1Ejag/s800/CIMG2397.JPG.jpg" /></a>

<a href="http://picasaweb.google.com/JonZander/Motor/photo#5181509335531198482"><img src="http://lh3.google.com/JonZander/R-hrSbC1GBI/AAAAAAAAAbk/L6KL57ervM8/s800/CIMG2399.JPG.jpg" /></a>

<a href="http://picasaweb.google.com/JonZander/Motor/photo#5181509344121133090"><img src="http://lh5.google.com/JonZander/R-hrS7C1GCI/AAAAAAAAAbs/r_acEk6DHNw/s800/CIMG2401.JPG.jpg" /></a>

Thanks,

-Jon
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Old Mar 27, 2008 | 12:03 AM
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rebuilt, never seen a mani that color, or colored front cover.
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Old Mar 27, 2008 | 12:29 AM
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Painted plates, housings, and front covers almost always mean the engine has been rebuilt.
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Old Mar 27, 2008 | 12:47 AM
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ye i definitely think its been rebuilt, i'll have to lowball the owner of the motor because of this.

Anybody ever seen that type of box used by a specific builder who uses "Yellow" as thier shipping company, or maybe a specific color scheme a builder uses.

Thanks for the replies,

-Jon
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Old Mar 27, 2008 | 12:52 AM
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I may be wrong.but aren't Reman Engines usually Sealed on the intakes,exhaust Holes?.Etc?..so that anything can't get in..like moisture and so on...MR CAKE should know about this,If he sees this.
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Old Mar 27, 2008 | 02:39 AM
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oh ye im pretty sure its a rebuilt core. I just wanted to kno if anybody might know about who might have built it, seeing as it came in an unsual box.
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Old Mar 27, 2008 | 02:49 AM
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Reman...rebuilt...same smell.
They both mean the same thing.
Some will argue that "reman." implies it came from the Mazda dealer.
Welp, they both still mean the same thing - tear down / inspect / replace out-of-spec parts / assemble.

The color irons means some shop did it.
Mazda (dealers) do not paint like that.

Also, that "HIROSHIMA JAPAN" emboss on the rotor housings are NOT particular to FC 13B's.
Makes me think you actually have an '84 - '85 GSL-SE engine?


-Ted
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Old Mar 27, 2008 | 03:03 AM
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Hmm i just checked, the housings from the original motor that came out my '86 FC and it also said "Hiroshima Japan" are u talking about the font maybe being different?

Thanks
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Old Mar 27, 2008 | 04:49 AM
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Hmmm...might be real early versions of the rotor housings?
I don't most of the FC 13B's have them...
Unless my brain is seriously fried...


-Ted
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Old Mar 27, 2008 | 06:00 AM
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Your brain is not fried, the "HIROSHIMA JAPAN" is on a lot of the S4 housings, but not all and not on the S5 or FD
S4 with


S4 without


S5 N/A
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Old Mar 27, 2008 | 11:26 AM
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Based on how it appeared to haveb been shipped I would say your going to have to pull off the front cover and the oil pan to clean thoes areas of the engine since they weren't covered during shipping and go knows what may have fell down in there.

If the mechanic said they had trouble keeping it going then it could just mean that the engine needs to be broken in, but it could be more serious too. I'd say this engine is a high risk purchase since it is really in unknown condition. 2k for an unknown condition N/A seems pretty steep to me.
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Old Mar 27, 2008 | 11:33 AM
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Looks rebuilt to me... a lot of rebuilders paint their housings like that.
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Old Mar 27, 2008 | 12:59 PM
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Originally Posted by RETed
Reman...rebuilt...same smell.
They both mean the same thing.
Some will argue that "reman." implies it came from the Mazda dealer.
Welp, they both still mean the same thing - tear down / inspect / replace out-of-spec parts / assemble.
well actually no.

A Remanufactured engine will have new bearings, new housings, new seals, and if there is any damage to the end plates or the rotors are not up to spec (including the apex seal grooves), new or resurfaced end plates and new rotors.

Whereas a rebuilt motor will just have the parts not up to spec (or what the builder thinks in not up to spec) replaced. The problem there is (as I am sure you have seen) is that what I think is too much play in the apex seal groove, another rebuilder with think is just fine with some new two piece apex seal from XXXXXX place, or what I think is too deep of a cut in the housing, another rebuilder might say that the apex seal will wear down into the groove and it will be fine in 5000-10000 miles.
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Old Mar 27, 2008 | 05:29 PM
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Originally Posted by Craiger
Based on how it appeared to haveb been shipped I would say your going to have to pull off the front cover and the oil pan to clean thoes areas of the engine since they weren't covered during shipping and go knows what may have fell down in there.

If the mechanic said they had trouble keeping it going then it could just mean that the engine needs to be broken in, but it could be more serious too. I'd say this engine is a high risk purchase since it is really in unknown condition. 2k for an unknown condition N/A seems pretty steep to me.
Well there isnt a Oil Pan on it right now but ya i would take the front cover off. They arent selling it for 2k thats how much they supposedly bought it for, initially they asked for half the price they got it for and now they have dropped the price down to a quater of what they supposedly bought it for.

What I was thinking was semi-lowballing his second offer and see what happens. So its not as much of a risk but I really do not feel like throwing money away..who does right.

Im on the fence about this motor, so i'm taking my time to deliberate.
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Old Mar 27, 2008 | 07:19 PM
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That is not a Mazda reman. The rotor housings would have some kind of etching on them.

High risk high reward. Hopefully that engine is good any you get if for next to nothing. But having had the engine in a car already and not getting it to work sounds fishy.
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Old Mar 27, 2008 | 07:52 PM
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Originally Posted by Icemark
well actually no.

A Remanufactured engine will have new bearings, new housings, new seals, and if there is any damage to the end plates or the rotors are not up to spec (including the apex seal grooves), new or resurfaced end plates and new rotors.

Whereas a rebuilt motor will just have the parts not up to spec (or what the builder thinks in not up to spec) replaced. The problem there is (as I am sure you have seen) is that what I think is too much play in the apex seal groove, another rebuilder with think is just fine with some new two piece apex seal from XXXXXX place, or what I think is too deep of a cut in the housing, another rebuilder might say that the apex seal will wear down into the groove and it will be fine in 5000-10000 miles.

I was wondering this myself, the car I bought has a remanufactured motor from Mazda with the blue Remanufactured tag on the front cover. I was looking at the invoice for the motor and didn't see a parts list, I was wondering what would be included in the process vs rebuilding one myself. Do they tend to use more new parts or something?? Thanks for any info.
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