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Timing belt replace?

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Old Feb 21, 2012 | 03:56 AM
  #16  
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From: Orange/Rockland, NY
The gates waterpump holds up, there is a shop on here that uses them.

I've used them for a couple customers I have.

Www.rockauto.com had good prices.
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Old Feb 21, 2012 | 05:50 AM
  #17  
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Originally Posted by bigben
There are hundreds of threads that ask the same question you have. Do it once, and do it right. I've changed my timing belt/water pump 2 years ago with aftermarket parts and have had no problems with them. This year the service is due again, and if I don't have the $ to go with all oem parts, I might substitute a few things with GATES parts.

My main point is, change every single part and all the pulleys, even the one behind the power steering pump. If you're like me, I'd rather have the piece of mind that I don't have do take everything apart and do it again. Here are a couple of helpful tools:

http://www.streettunedmotorsports.co..._gear_tool.htm

http://www.streettunedmotorsports.co...ner_wrench.htm

and let me add that you DO NOT need this part if you are changing out the timing belt tensioner (the most important part in the kit aside from the timing belt itself):
http://www.amsperformance.com/cart/A...oner-Tool.html
good links. but i still cant figure out how that tensioner tool is used. why would you NOT need it if changing the tensioner?
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Old Feb 21, 2012 | 11:07 AM
  #18  
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I dont think price really matters, on my wrx I had really expensive pullies and belts and it all broke, luckly i was at a stop light when it broke so it did not do no harm to my car, but now i put all gates and okay belts and pullies. Does anyone know if that 127$ deal on ebay will fit evo 9?
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Old Feb 21, 2012 | 01:12 PM
  #19  
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Originally Posted by Throttle
good links. but i still cant figure out how that tensioner tool is used. why would you NOT need it if changing the tensioner?
Lets say the tensioner adjustment is correct. Then, by using the long threaded tool, the tensioner can be compressed, the belt removed and cams or a water pump may be replaced without affecting the tensioner adjustment. Not that adjusting the tensioner is that big of deal but it seems to give some people trouble.

If the tensioner is out of adjustment or being replaced, use the little tool with two prongs to turn the center of the adjustable idler pulley. This is how the correct protrusion of the tensioner plunger is obtained.
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Old Feb 21, 2012 | 01:25 PM
  #20  
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Go to http://www.mitsubishiparts.net/ and get the timing kit. Has everything you need to replace and its all OEM parts.
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Old Feb 21, 2012 | 04:14 PM
  #21  
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Can anyone shed some light on how exactly the tensioner pulley is installed? The one with the 2 little holes that spins. How does it work? And should I buy that spanner wrench tool for it?
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Old Feb 21, 2012 | 07:21 PM
  #22  
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Originally Posted by barneyb
Lets say the tensioner adjustment is correct. Then, by using the long threaded tool, the tensioner can be compressed, the belt removed and cams or a water pump may be replaced without affecting the tensioner adjustment. Not that adjusting the tensioner is that big of deal but it seems to give some people trouble.

If the tensioner is out of adjustment or being replaced, use the little tool with two prongs to turn the center of the adjustable idler pulley. This is how the correct protrusion of the tensioner plunger is obtained.
cool. that helps. i think i'll be getting that tool with two prongs to help me out.
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Old Feb 21, 2012 | 08:49 PM
  #23  
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Originally Posted by Throttle
cool. that helps. i think i'll be getting that tool with two prongs to help me out.
I'd get the tool that fits between the cam sprockets too. I didn't have one when I did my 60K and the timing kept jumping a tooth at the crank sprocket every time I tried to adjust the tension. I had to rig up some wrenches tied down with cord to hold the sprockets in place against the valve spring tension.

Before you start taking things apart, with all the timing marks lined up, paint a mark on each sprocket and onto the belts. Then transfer the paint marks on the old belts to the new ones so the old and new are marked exactly the same. Now, when you are finished and all the marks line up you know everything is perfect.

Use a good jack for the engine, one you trust, because you need to raise and lower the engine some to get at all the fasteners.
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Old Feb 22, 2012 | 01:02 AM
  #24  
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Originally Posted by barneyb
I'd get the tool that fits between the cam sprockets too. I didn't have one when I did my 60K and the timing kept jumping a tooth at the crank sprocket every time I tried to adjust the tension. I had to rig up some wrenches tied down with cord to hold the sprockets in place against the valve spring tension.

Before you start taking things apart, with all the timing marks lined up, paint a mark on each sprocket and onto the belts. Then transfer the paint marks on the old belts to the new ones so the old and new are marked exactly the same. Now, when you are finished and all the marks line up you know everything is perfect.

Use a good jack for the engine, one you trust, because you need to raise and lower the engine some to get at all the fasteners.
thank you. i've never done a timing belt before so i'll keep everything in mind. but what tool are you talking about that fits between the cam sprockets? got a link?
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Old Feb 22, 2012 | 04:37 AM
  #25  
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http://www.jayracing.com/index.php?m...roducts_id=214

Like this, but I think the set is sold out.
You could get it separately though.

Also the AMS tool is great too. Just google it and it comes up.
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Old Feb 22, 2012 | 04:47 AM
  #26  
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How hard is it to do the timing belt? I have a pretty good mechanical knowledge, I have pulled heads off motors, dropped oil pans, and pulled pistons out, would this be something a novice 4g63 person could do?
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Old Feb 22, 2012 | 08:31 AM
  #27  
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Originally Posted by Frew
How hard is it to do the timing belt? I have a pretty good mechanical knowledge, I have pulled heads off motors, dropped oil pans, and pulled pistons out, would this be something a novice 4g63 person could do?
Its not a job where you can raise the hood, look around and start working. Whether it be the Factory Service Manual or something else, you need a guide.
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Old Feb 22, 2012 | 11:45 AM
  #28  
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Originally Posted by barneyb
Its not a job where you can raise the hood, look around and start working. Whether it be the Factory Service Manual or something else, you need a guide.
Good advice. Balance shafts need to be aligned properly and the belt tensioner install is not exactly intuitive.

Get the manual or a friend who has done one successfully before. Don't assume any mechanic can do it correctly.
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Old Feb 22, 2012 | 11:55 AM
  #29  
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I replaced my timing belt and all supporting parts over a weekend (can be done in less than a day but I took my time the first time around). I used the 'How To' off this site and it worked great. I also used a 3 ring binder to organize all the printouts I used to help me through the process.

I went ahead and purchased the special tool kit from Jays Racing...it helped out a ton! $50 WELL SPENT!!

Read through the entire 'How To' before you loosen a single bolt, nut, screw to familiarize yourself with the process from start to finish....I had a laptop in the garage as well to jump online if I had any questions....

One of my biggest pains in doing this job was removing/loosening the crank bolt. ***** was a pain my ***!!

Good Luck and remember to give yourself plenty of time to do this just in case.
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Old Feb 24, 2012 | 06:14 AM
  #30  
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Here is a dramatic story that might help you make your decision...

My buddy and I built his 2.3 stroker in his Talon. EVERYTHING was replaced except the water pump because we figured it was fine with only ~70,000 miles on it. One morning, he went out to roll it over and the engine basically self destructed.

Turns out the newish water pump had seized for whatever reason, even being as lightly used as it was. Anyways, timing belt tore to shreds and grenaded the valves and pistons...

$6k gone because we decided not to replace a $50 water pump.


It sucks that stuff like that happens. Just advising you to consider the possibilities, no matter how unlikely they may seem.
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