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motor toast, help please

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Old Apr 17, 2007 | 05:38 PM
  #1  
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motor toast, help please

Hello Everyone, I have a problem that i'm hoping someone here can give me some ideas on.

I have a 2003 stock evo 8, i have recently spun a rod bearing on the #3 cylinder while on the track at laguna seca. I'm having the car shipped to my house and the motor is being shipped to road race engineering for a rebuild. There feeling is the short block should be rebuilt. Of course since i have to get it done i'm going to have them do a 2.3. The link below takes you to some shots of the motor showing the damage.

http://www.gaptronic.com/motorPics_site

My problem is this, this car was only meant for occasional track use but mostly for a daily driver. I'm not really excited about spending about $7,500 on a new motor for it, 2.3 or not. I don't have the skills or time to do it myself, so that option isn't available to me.

The motor has 47k on it. A machine shop in monterey went through it already and said the crank was slightly bent also. I have thought about just getting a new factory short block but by the time it is finished it works out to about the same money. I have thought of a used JDM motor or even one from a wrecked evo but those are in the 4 to 5k range and for that much i would rather get the rebuild so i'm sure it is fixed properly.

I would like to know if there are other options that i haven't thought of yet.

Any insight would be great.
Thanks everyone.
neil
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Old Apr 17, 2007 | 05:39 PM
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From: at the 5-10 no limit tables
tomei 2.2 or cosworth 2.2 35R call it a day
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Old Apr 17, 2007 | 05:41 PM
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how'd you come up with the figure of 7500?

stroker kit:2300
removal/reinstallation of engine: 1000
work on the block: 1000
retune: 300-400

~4700....unless i am forgetting something, which is entirely possible...

nevertheless, good luck with the build!

Last edited by yellowEVO21; Apr 17, 2007 at 05:43 PM.
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Old Apr 17, 2007 | 05:43 PM
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From: Indy
Some folks on here have good COMPLETE stock motors lying around. get a used one, drop it in. Cheapest way in my opinion. Good luck, and sorry to hear.
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Old Apr 17, 2007 | 05:46 PM
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Contact "94awdcoupe" he deals alot in wrecked EVO's and what not and always has a motor around for sale on here, my buddy bought a motor from him just recently for a great price! Also not to mention he knows alot about EVO's and is a great guy to do business with. just my 2 cents

Last edited by scottatyamaha; Apr 17, 2007 at 05:49 PM.
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Old Apr 17, 2007 | 05:48 PM
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same thing happened to me. spun bearing. RRE built my 2.3. you probaby going to need a new oil cooler and for sure a new oil pump. 7500 is steep
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Old Apr 17, 2007 | 05:51 PM
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From: los angeles
about 6k of that came from road race, that covers parts and labor plus the money i have already spent to get the car back down here from the shop up in monterey that pulled the motor then found they weren't able to fix it. That is another story that i would rather not discuss here.

Here is the estimate i got from road race, this doesn't include the crank which i will need for the 2.3.

http://www.gaptronic.com/LongBlock.pdf

hey thank you all for your input so far.
neil
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Old Apr 17, 2007 | 05:52 PM
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JMB, you happy with there work? and the 2.3?
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Old Apr 17, 2007 | 05:54 PM
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hey scott, i will message him.. thanks..
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Old Apr 17, 2007 | 06:05 PM
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im very happy with the work. they put eveything back together nicely. couldnt even tell the motor was removed. So much torque. I have only been running wastegate boost since october 11psi. the car is almost ready for a tune waiting for evo green.

I didnt see oil cooler or clutch on that quote. might as well get the clutch done now
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Old Apr 17, 2007 | 06:13 PM
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RRE did the clutch back in july of last year. The funny thing is the shop that pulled the motor in monterey felt i needed it replaced.

You have dropped the boost with the stroker kit, i think stock they are running 19psi. Honestly i would love a stroker, i may just have to get it done.
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Old Apr 17, 2007 | 06:31 PM
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check the for sale forums, they're usually a motor or two available on the cheap.
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Old Apr 17, 2007 | 06:46 PM
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From: clevo
Originally Posted by katzman
Hello Everyone, I have a problem that i'm hoping someone here can give me some ideas on.

I have a 2003 stock evo 8, i have recently spun a rod bearing on the #3 cylinder while on the track at laguna seca. I'm having the car shipped to my house and the motor is being shipped to road race engineering for a rebuild. There feeling is the short block should be rebuilt. Of course since i have to get it done i'm going to have them do a 2.3. The link below takes you to some shots of the motor showing the damage.

http://www.gaptronic.com/motorPics_site

My problem is this, this car was only meant for occasional track use but mostly for a daily driver. I'm not really excited about spending about $7,500 on a new motor for it, 2.3 or not. I don't have the skills or time to do it myself, so that option isn't available to me.

The motor has 47k on it. A machine shop in monterey went through it already and said the crank was slightly bent also. I have thought about just getting a new factory short block but by the time it is finished it works out to about the same money. I have thought of a used JDM motor or even one from a wrecked evo but those are in the 4 to 5k range and for that much i would rather get the rebuild so i'm sure it is fixed properly.

I would like to know if there are other options that i haven't thought of yet.

Any insight would be great.
Thanks everyone.
neil

I went through the same thing so I feel your pain
I weighed all my options and the route that made the most sense was to get a built short block (2.3 from buschur). I also had them clean up my head and did new springs/retainers/valves. I would make a list of all your options and compare them - My advice is not cutting any corners and make sure its done right - Give Buschur a call!
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Old Apr 17, 2007 | 06:50 PM
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You may have had oil starvation which led to the spun bearing...... don't want a repeat on a brand new motor!
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Old Apr 17, 2007 | 06:57 PM
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RRE is a great option for him. He lives close RRE is problaby the most underrated evo company around because they dont advertise as much as ams and bushur.

After shipping the BR block and sending them your core it is going to cost well over the RRE quote.

You will not be disappointed with RRE, mike and robert (the robert that builds the motors) are great and will take care of you

Since the car hasnt been tuned I left the boost at 11psi. I want to be safe

Last edited by JMB8606; Apr 17, 2007 at 06:59 PM.
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