Couple BP SWAP Questions

4-Cyl. Technical/Performance Discussions
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LooseChangeRacing
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Location: Middletown PA

Couple BP SWAP Questions

Post by LooseChangeRacing »

Ok background, I'm selling one of my part MX-3's for $300 to a friend (the kid has some hookups (dad is a bodyman friend is a mechanic) So anyway, he's selling his car and will have about $3000 to put into the mx, I told him definitly go BP as the car has 180K and motor runs good but definitly want more power and a newer engine.

SPECS
Stock Tranny, 92 MANUAL SOHC

Questions.... Answer any if you can please.

1.
http://cgi.ebay.com/ebaymotors/JDM-Mazd ... enameZWDVW
Is this what I need, if not what is? Good price? When asking for engine parts (spark plugs and stuff like that) would it be best to say waht Protege 94 (model?)

2. I don't need to change the tranny, I know that, but if he wanted to get a newer/stronger tranny, which proteg'e model and year tranny drops in and attaches to BP

3. Do I NEED to get an ECU (NEEEED) if Not I know you have to rewire for VICS right? If I do, where can I get an ECU.

4. Axels, they can stay stock right?

5. O2 Sensor in Manifold, what goes on with this?

5 (ADDED) Cluster gauge or something someone changed with a protege one?

6. Any other things you can tell me I HAVE to replace.

ME..HIM and Mechanic will be changing the engine so anything you can say that will help will definitly help. I'll definitly take pics of the whole thing though for you guys before and after the work is done becuase the car is going from a BEATER to a BEAST (professional paint job, molded body kit, door poppers, the works)
http://www.cardomain.com/ride/2385931/4
Car Name - Elsie (LC)
Car Type - 92 Black RS Stock 190k
Car Name - (yet to be decided)
Car Type - 93 (soon Black) GS KLZE 130k
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BuGS
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Post by BuGS »

1: Try to get a engine more like this:
http://cgi.ebay.com/ebaymotors/1990-95- ... dZViewItem
From a 90-94 Protege LX or Escort GT.

2: If you are planning to Race/Drop the clutch at all I suggest a stronger tranny. again 90-94 Protege LX or Escort GT.

3: If you are going to use VICS at all then you NEED a BP10 ECU out of a 90-94 Protege LX or Escort GT

4: If you change trannies you need the axels that go along with the BP Tranny out of a 90-94 Protege LX or Escort GT.

5: Some Manifolds have a hole for a O2 (I had a 93 engine and mine did) But some don't, so if it doesn't you just need to take it to a local exhaust shop and have them weld in a O2 bung somewhere along the ehxuast before the cat.

6: You don't Have to do any of this swap. 180k miles isn't too much on that engine if it was taken care of. But if you wanted the swap to go easier you might want to pick up a wiring harness so you don't have to run the extra wire. Also if you use the stonger Tranny out of the Protege you NEED the Transmission mounts for that tranny. Then for the one that goes on top, below the battery tray, you need to use half of the Mount that goes to the tranny for the "new" mount you got, then the half that bolts to the body from your "old" tranny mount. Easy to do.
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atlantamx3
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Post by atlantamx3 »

Dont waste money on a "JDM" BP they are the same as the USDM BP.


Also- your BEST bet is to find a nice clean manual 90-94 Protege LX and use it as a parts car to swap everything over.

You can find them on craigslist all the time for cheap.


This will not only save you time-- but $$ and headaches as well. Plus you will already have the RIGHT ECU, the RIGHT wiring harness, the RIGHT transmission, etc...

If the tranny on the Protege is shot- (these are the BEST because they are SOOO much cheaper!) you can use your stock SOHC tranny, clutch, flywheel and axles. Of you use the Protege tranny, you will use those axles, clutch & flywheel.

Get a new o2 sensor, for the BP.

Gauge cluster can stay where its at-- no changes needed.
~Perry
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http://www.mx3-atlanta.com
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Focal
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Post by Focal »

you guys are the best :D
LooseChangeRacing
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Post by LooseChangeRacing »

Ok, here we go...

1: Try to get a engine more like this:
http://cgi.ebay.com/ebaymotors/1990-95- ... dZViewItem
From a 90-94 Protege LX or Escort GT.
They don't ship, plus no mileage and no valve cover...

Heres what I want to ask in short...

I really plan on buying this engine (first post) WHAT will I NEED, I don't mind adding the wire to the ecu for VICS, adding an 02 senser whole for a bp? is completely fine as well, does the stock ecu work with the BP 02 senser or should I get an mx-3 o2 sensor.

As for the tranny, I already told him we will look around for a protege tranny with axels, but if not we are going to just use the stock tranny and in a 6 to 12 month period he should just get it rebuilt or find a protege

Now if I wanted to change the ECU/Wiring Harness for the BP, any online places that sell this for realitively cheap or do I junkyard hunt (I work for a guy that owns a salvage yard (27 acres) but not sure if and what he has)

What is VICS? Whats it do, I'm guessing you can run without but I definitly would rather just run some wires and tap some wires and make it work.

In short, I wanna buy this engine, is it the right engine what do I possitivly need to do.

*ADDED*
The o2 Sensor checking prices and whatnot, do I want a 1 wire/4 wire?


We can get any sort of labor for free so thats not the issue, but we have a limited amount of spending money for this car $2800-$3000, so Idk repost and try and help me out somemore please guys, sorry again but IDK seems like the best deal on ebay for this engine specially since I can pick it up and spend $425 for a BP engine...http://www.partsamerica.com/ProductList ... gen+Sensor
http://www.cardomain.com/ride/2385931/4
Car Name - Elsie (LC)
Car Type - 92 Black RS Stock 190k
Car Name - (yet to be decided)
Car Type - 93 (soon Black) GS KLZE 130k
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atlantamx3
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Post by atlantamx3 »

Like I Said above-- get a running Protege LX parts car.

You can find them for $1000 and under-- plus it already has EVERYTHING you NEED. Ebay, AutoTrader, local newspaper, craigslist... you can find them all over.

No need to spend $3000 on a simple BP swap.

You could do it for $1500 including that Parts car- and then get a nice paint job or some wheels or something.

The engine you posted is "JDM" and is the EXACT same as a USDM... so its the SAME MOTOR you will find in your local Protege LX. Dont waste your $$ thinking the "JDM" one is Better.
~Perry
Please visit
http://www.mx3-atlanta.com
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LooseChangeRacing
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Joined: December 11th, 2003, 2:01 am
Location: Middletown PA

Post by LooseChangeRacing »

Ok, looked around and well no really protege lxs with decent mileage, so heres what I got going so far, tell me if everything is good and please anwser questions, I understand it would be easier to wait and find a protege in the states with decent mileage, but i'm not getting a bad deal on the engine or the tranny, so heres what I got.

$450 for the BP ENGINE with 45k (off ebay, is this the right one for definite?)
$550 for a 94 Protege LX Tranny with 45k
$120 for Driver/Passenger 94 Protege LX Axels (Both) NEW
$50 for a 94 Protege LX ECU (do I need the wiring harness?) Under 60k

Do I need any different transmission mounts or engine mounts, if so what ones so I can look up the prices for those as well. As well as anything else I should change.

BIG QUESTION http://cgi.ebay.com/ebaymotors/JDM-MAZD ... QQtcZphoto
is this the right engine lol
http://www.cardomain.com/ride/2385931/4
Car Name - Elsie (LC)
Car Type - 92 Black RS Stock 190k
Car Name - (yet to be decided)
Car Type - 93 (soon Black) GS KLZE 130k
LooseChangeRacing
Regular Member
Posts: 535
Joined: December 11th, 2003, 2:01 am
Location: Middletown PA

Post by LooseChangeRacing »

Ok guys, I called JDMEXCHANGE and he can't tell me what year or model the BP engine is pulled from, I would like to know is there any sort of serial numbers or anything on the engine or an easier question is, I've heard there are two different versions of the BP...once again the link is in the posts(above) if you would like to see the BP, I'm hearing that the only way you can tell is the valve cover is rounded which it is suppose to be square, For all you BP owners, is your valve cover square, rounded, and does it matter?
http://www.cardomain.com/ride/2385931/4
Car Name - Elsie (LC)
Car Type - 92 Black RS Stock 190k
Car Name - (yet to be decided)
Car Type - 93 (soon Black) GS KLZE 130k
Domnknpimp
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Location: Miami, FL

Post by Domnknpimp »

i beleive there are 3 different valve covers on the bp

the square (rectangular box looking one) is the ones off of the BPT and protege
the one that is kinda rounded off but kinda square (square but has the timing belt UNDER the valve cover) is the 94+ newer style BP
the round one is off of the miata (RWD) i think the newer turbo miata (mazdaspeed) is painted red, but still round)

the easiest ones you could use would be the square one. the newer style (94+) would probably be a better choice, it being a newer engine, but you will have to find a distributor from an older engine to plug into ur harness. you might be able to get ur distributor to fit but i'd probably leak if held on by only one screw and i'm not sure about the position being the same
Domnknpimp
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Location: Miami, FL

Post by Domnknpimp »

ok, if you really have 3000 to spend, why not do it the right way... BOOST it :-D

you can probably save money by buying a BP-T for about an extra 800 dollars. if not, just get the regular engine, and put a nice turbo kit on it... you will never regret it.

try to find a cheaper transmittion... i see 550 pretty pricey for a 11 year old transmittion.... usually get them for 150-200 bucks at a junkyard

yes that engine is the right one... only problem with that engine is its the 94... which means that the distributor uses a different plug. you will need a wiring harness to use that engine, unless you find a distributor for a 90-93 which will plug right into ur harness.

besides the distributor you wont need a new harness, its really not worth it for 1 wire (not for me at least) you will need to run a wire to the ecu for the vics and need to move one plug for the coolant sensor. you will not need to buy any different mounts, you will have your old engine and tranny to take any mounts you need from.

dont forget that you will need to change the belts spark plugs, engine oil/filter and transmition oil. you might want to check the timing belt and water pump because with this bigger engine it will be a lot harder to change once its in the car


LooseChangeRacing wrote:Ok, looked around and well no really protege lxs with decent mileage, so heres what I got going so far, tell me if everything is good and please anwser questions, I understand it would be easier to wait and find a protege in the states with decent mileage, but i'm not getting a bad deal on the engine or the tranny, so heres what I got.

$450 for the BP ENGINE with 45k (off ebay, is this the right one for definite?)
$550 for a 94 Protege LX Tranny with 45k
$120 for Driver/Passenger 94 Protege LX Axels (Both) NEW
$50 for a 94 Protege LX ECU (do I need the wiring harness?) Under 60k

Do I need any different transmission mounts or engine mounts, if so what ones so I can look up the prices for those as well. As well as anything else I should change.

BIG QUESTION http://cgi.ebay.com/ebaymotors/JDM-MAZD ... QQtcZphoto
is this the right engine lol
Domnknpimp
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Posts: 111
Joined: July 31st, 2004, 2:01 am
Location: Miami, FL

Re: Couple BP SWAP Questions

Post by Domnknpimp »

you can get the tranny off of any protege 90-98 as long as its a g-series tranny (1.8 DOHC)

you can also get a tranny off of a Ford Escort GT
both of these will use the same axles

you can also use the tranny off of a Kia Sephia 1.8. Any of these trannies can be found at a local junkyard for a lot less than what you were quoted. The kia or newer proteges will probably be the best choice since it will probably have the lowest milage. i think the kia uses stronger (thicker) axles, so you might have to double check if the protege axles will work with it.


LooseChangeRacing wrote:
2. I don't need to change the tranny, I know that, but if he wanted to get a newer/stronger tranny, which proteg'e model and year tranny drops in and attaches to BP
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