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View Full Version : Under drive Pulleys????



TightMP3
10-22-2001, 12:00 PM
Does anyone make underdrive Pulleys for our car?

MP3Ben
10-22-2001, 02:21 PM
Not yet, but I had heard that if enough of us (and Protege5 owners) show interest, Unorthodox Racing will produce pulleys for us. They do have pulleys for theolder Proteges, but not ours yet. Wait a while and see, or go to their site and mail them...

TightMP3
10-22-2001, 04:08 PM
Thanks man!!!

DuCKieMP3
10-23-2001, 04:22 AM
I am going to let Unorthodox racing use my MP3 as a model to make their pulley for our cars so I'll let you guys know how things go... They are also going to install the intake and exhaust cams which I ordered from Corksport... :D

hukster00
10-23-2001, 01:13 PM
Duckie where is Unorthodox racing, just wondering, and let me know how the cams go and if you get the cel :D ;) , oh and try to put youre car on a dyno :)

MP3Ben
10-23-2001, 01:38 PM
Wow Duckie, that's great! We will remember your car'sacrifice always....err haha j/k.

So, if everything works out, we'll be able to get some pulleys after they test them on yours. Sweet! Oh yes, and please give the car a dyno after the cams...ya just HAVE ta let us know! Those are my future mods too, ut I wanted to run under the warranty just a little while longer before I started opening up the engine. Let us know if it's worth it! Good luck. :cool:

NC_MP3
10-23-2001, 07:59 PM
Definately let us know about the HP gains on the cams. I am thnking they will add about 20 HP.

MP3Ben
10-23-2001, 08:02 PM
LOL and it took them a whole decade to learn how to post a message on a board. They still need to work on the vocabulary though. Maybe reading a book or leaving the farm for the big city once in a while will help.

I resolved not to pay attention to losers like that, but I just had to respond one more time, couldn't help it... :D

APEXistud
10-24-2001, 02:54 AM
Time for a little reality check here. Cams alone will not give you a 20hp gain. Not even to the flywheel. Gains such as those are reserved for cars that have forced induction. It is very difficult to unlock hp from an NA car. Look at Honda, Nissan, Ford Focus for example, you're lucky to see a 7-10 hp gain on some of those on a mild cam profile. Some of the hard core bump sticks (cams) can give you 16-20 hp, but your car will idle like shi** and you will lose your daily drivability. Don't get me wrong, I'd love to see some one throw on the header and cams, but I hope they realize they will be driving a different car, it will no longer sound or drive the same. Just my .02 cents

MP3Ben
10-24-2001, 02:50 PM
Well, on the Mazda Motorsports site they list the intake cam as being worth 12hp (crank or wheel, dunno, but they probably mean crank). The exhaust cam does not have a hp listing though.

Supposedly the FSZE has these cams along with headers for the 30hp gain over our cars, but maybe I am forgetting some other parts...just FYI

DuCKieMP3
10-25-2001, 05:51 AM
Cams alone will not give u 20 hp... but it definitely is the best bang for the buck next to the headers and high compression pistons... the cams are from the FSZE engine which gave it the 30 hp that our US MP3 lack... together with the headers, and pistons... Besides it isn't that expensive ... I'll only know if it helps or not by installing them and then dynoing it... I rather find out for myself then to listen to other peoples opinion which is not even proven... if i'm wrong then I will give credit where credit is due... Besides cams and different parts work differently on different cars... its all about experimenting... One of the main reasons why i bought the car was its rareness and that I wanted something to play with and hook up without looking like every other civic or integra... its been 6 months since I got the car and I've only seen one in the city and he's from New jersey... :)

MP3Ben
10-27-2001, 04:13 AM
Oh yeah I forgot all about the pistons...my bad...yes, the Japanese spec has pistons, headers, and cams for 30 hp, now I remember...thanks for the correction! Like you, I'll be doing some experimenting with the cams and possibly the pistons as well. But that will have to wait for a bit coz I don't want to open up a car that's still so new. But that's just me. I can't do the headers coz the emissions laws won't allow me to remove the headers (and hopefully the cams won't fail emissions, though that is a risk also). Good luck modding, and please let us all know what you find out if you do it before I do! :D

TightMP3
10-29-2001, 01:23 PM
Anymore word on the under drive pulleys??? :mad:

Razhael
10-31-2001, 12:35 AM
hey duckie, u have the fs-ze or the USA stock engine? if so, what r the parts numbers that u ordered from corksport, i see theres for the j-spec and for the normal 2.0

i will be interested in the pulleys too.

TightMP3
11-05-2001, 12:00 PM
Has anyone gotten a latest word on the underdrive pulleys? This will release some horsepower, especially for low end, so you get a CIA and under drive pulleys you will improve both high end and low end. Anyone getting this done to there car? Duckie? :confused:

DuCKieMP3
11-05-2001, 07:37 PM
SOrry, I'm still waiting for Unorthodox racing to get back to me... it should be soon...

TightMP3
11-08-2001, 12:41 PM
I wrote to corksport and this is what they replied. Its not much but it is a start.

I think they will be working on one soon.

Ben

At 09:56 AM 11/6/01 -0600, you wrote:
>I was wondering what i should do to get some Underdrive pulleys made for my
>2001 Mazda MP3, Thank you and if you have pricing or any hp gains? let me
>know thanks again, Brad

Kooldino
11-09-2001, 05:07 PM
My friend said that we could just use Ford underdrive pulleys that cost around $95.

TightMP3
11-09-2001, 05:24 PM
for which ford motor???? I guess you would have to get them at ford??? thanks,

freekwonder
11-09-2001, 05:28 PM
would the underdrive pullies from the Zetec fit. there about 2 or 3 different ones for the Zetec and they run about 95 - 105. af/x and esslinger make them

subywan-kenobi
11-10-2001, 09:45 AM
As for underdrive pulleys, they will provide gains across the power band. You can expect gains from about 2 to 5 hp. I common problem with pulleys is that people complain of not being able to feel it on the butt dyno. The reason for this is it is not in one area of the power band, but across the entire band, so there is no sudden kick in the pants type feel at any given point, but fear not, the gains are there however small and they will show on the dyno.

TightMP3
11-10-2001, 02:35 PM
what is esslingers website????? thanks

freekwonder
11-10-2001, 04:55 PM
Esslinger - www.zetecracing.com (http://www.zetecracing.com)
Af/x - http://www.afxmfg.com/
if they will work cool i might get one. but just to let you guys know NEVER ASK WHICH ONE IS BETTER. ther have been 100 page long posts on ZX2.com and focaljet.com arguing over which one is better. they both give about the same performance. it really depends on looks and opinion.

[ 11-10-2001: Message edited by: freekwonder ]

big_ben
11-10-2001, 06:12 PM
If anyone finds out about the ford pulleys let us know!!!!!! I will definately get them. That is one of the easiest installs to do. Just take your time. Let us know!!!!!

tritonheat1
11-10-2001, 08:33 PM
If you are wondering how much hp the unothordox crank pulleys will give u well here's the site www.Spiderautomotive.com (http://www.Spiderautomotive.com) and www.modacar.com, (http://www.modacar.com,) one of the sites said:
90-94 323/Protege's hp gain 12-14
92-95 MX-3's hp gain 12-14
93-96 MX-6's hp gain 13-16
90-97 Mx-5's hp gain 9-14
93-95 Rx-7's non/turbo hp gain 16-23
well since the 99-00 protege use 1.8l DOHC engine the 2.0 MP3 will either pump out the 323/protege's hp or the MX-5 miata's hp with pulley's alone i'm not saying it's true but hopefully it'll be around there.

DuCKieMP3
11-11-2001, 06:02 PM
well guys... I have the appointment with Unorthodox this tuesday... so I'll let u guys know how it went... hopefully the gains are worth it... They told it I should expect 6- 8 hp at the wheel... so that sounds worth it...

OceanPark
11-12-2001, 03:13 AM
How many pullys do we have in our MP3?

MP3Ben
11-12-2001, 04:49 AM
Yikes, that's a pretty large gain for just some pulleys! I hope it's true, but I'm a little skeptical.

Oh yeah tell us what happens at Unorthoox! I'm definitely interested, but I am more interested in the accessory pulleys (because they only make those pulleys lightweight and do not underdrive them ie. changing pulley diameters).

Just accessory pulleys probably won't make much of an hp gain (probably half of what the fulle set will do), but I am afraid of lightweight crank pulleys because of the whole 'harmonic balancer' thing...some of ou might know what I'm talking about... :confused:

freekwonder
11-12-2001, 02:16 PM
it depends on the harmonic balancer. i know all the Zetec engines are internally balanced so they dont have one. i think im going to call corksport tomorrow and ask them.

Kooldino
11-13-2001, 10:16 AM
I'll ask my friend at lunch today about the Ford pulleys.

TightMP3
11-13-2001, 04:17 PM
so how did it go?

DuCKieMP3
11-19-2001, 04:53 AM
well guys... Unorthodox finished using my MP3 as a guinea pig and they are going to make the pulleys for our cars...they said it would ready in a month or so... By then they will install it on my car and guess we'll have to wait again ... They had a replica engine of a Ford focus engine in their shop and they already made the cam gears and pulley for it... They were surprise to see that our engines were very similiar to the focus engine... If you read the article in this month or last months issue of Sports Compact , you will see that the Ford Focus and a Nissan 240sx or sentra... both used pulleys from Unorthodox and produced gains... ALso the guys from Unorthodox told me the gains will be across the power band... He also mentioned the price will match that of the pulley made for the MX-6...check their website www.unorthodoxracing.com (http://www.unorthodoxracing.com)

Kooldino
11-19-2001, 09:41 AM
How much $ and HP are we talking here? Start a new thread when they're ready. And do a before/after dyno.

LinuxRacr
12-03-2001, 02:23 PM
Any updates from Unorthodox yet?

DuCKieMP3
12-07-2001, 04:09 AM
Sorry guys... I just emailed them today and I'm waiting for their reply... Don't worry I'm just as anxious and I can't wait to have it installed... I'll keep yah updated... :)

NYCZMP3
12-07-2001, 11:41 AM
If you go on thier website the STREET CRANKSHAFT UNDERDRIVE PULLEY is developed i dont know where to buy it though...that is my next misson..to find a dlr or order it on the phone..get beack to everyone when i hear tha word

freekwonder
12-07-2001, 12:04 PM
you said they had a focus engine there? you should have them check out the focus cam gears and compare them to your MP3. if they are the same we can use focus cam gears. sorry off topic.

DuCKieMP3
12-08-2001, 06:17 PM
Yea...i did ...unfortunately...they're not the same... :confused: I would've love cam gears for our cars too

LinuxRacr
12-09-2001, 02:29 AM
Duckie,

Your HID's, how much were they, and where did you get them? Are you able to use your brights?

DuCKieMP3
12-09-2001, 04:54 AM
wells...let's just say they were a "hot" item and yea..i can't use my high beams anymore... but it doesn't matter because the HID just are so bright and they light up the whole road... awesome...

LinuxRacr
12-09-2001, 10:26 AM
I want to aquire some. How can I be down like you?

Xx Pro T J 5 xX
04-10-2002, 03:13 AM
What's the word on HP gains??? I'm in the process of trying to decide if I wanna get the pulleys or not... I found a site listing them for 199.75 shipped...

CharlieP5
04-10-2002, 09:26 AM
Visit www.srmotorsports.com
They have the pulleys for the MP3/MP5

http://www.srmotorsports.com/IndigoMiataPulley.jpg

Underdrive Main Pulley

Fits 2.0L motors. Because of their 15% reduced diameter and lightweight, energy normally used to turn the heavy stock pulley is now used to turn your drive wheels! In addition, the lightweight aluminum Indigo GT Pulley is a perfect choice for road racing ,drag racing and autocross due the reduction of water pump cavitation. Horsepower gains can vary widely with our lightweight aluminum pulleys depending on what has been done to the vehicle. Our kits come Complete with new belts.

Part Number PR-12163

$289:eek:

Razhael
04-10-2002, 12:07 PM
are pulleys a good idea for a turbocharged car?

TightMP3
04-10-2002, 03:43 PM
Good question.....has anyone gotten the pulleys yet?:confused:

Kooldino
04-10-2002, 04:10 PM
I heard something along the lines of UDP's being bad BC they aren't weighted correctly or don't have weights in them like stock ones do or some crap...and it can mess up your engine over time???

freekwonder
04-10-2002, 04:46 PM
if our motor is anything like the ZETEC it is internal balanced. and the stock pulley doesnt have weight in them. but i dont really knwo anything about mazda motors. there are ZX2s that have had pullies on for 3 years now and have had no problems. as far as i knon most 4bangers are internally balanced so we shouldnt have to worry

slooper
04-11-2002, 02:44 AM
Well, this is definately a mod I would be interested in. Easy to install. Seems like reasonable HP gains. And the dealership can't really bitch about it.
Like to see how those tests turned out with unorthodox.

jmauld
04-11-2002, 11:30 AM
The oem pullies don't balance the engine. They isolate vibrations created from either the engine or the accessories from each other. Whether or not this isolation is necessary is debateable.

Kooldino
04-11-2002, 04:19 PM
Originally posted by jmauld
The oem pullies don't balance the engine. They isolate vibrations created from either the engine or the accessories from each other. Whether or not this isolation is necessary is debateable.

Maybe that's what he was talking about...