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GM Synchromesh

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Old Jul 2, 2003 | 03:19 PM
  #1  
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sev
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Default GM Synchromesh

Hey,

A friend has a few bottles of GM Syncromesh, should I put it into my GSR's tranny??? The car has 140,000 miles on it, so I don't want to do anything to disturb it, but I've heard Syncromesh is good stuff. But I've also heard that products like Redline can damage your transmission. I'm thinking that maybe since syncromesh is semisynthetic, that it might be a bit better than the redline. Are any of you using this stuff?? Thanks.

Ed
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Old Jul 2, 2003 | 05:51 PM
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I would like to know this too. My gsr trans' third gear is absolute shit, ive heard this may clear up some of the crunching
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Old Jul 3, 2003 | 03:25 PM
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No. Redline and Honda MTF are 30 weight. Synchromesh is 80 weight.


Bad, bad juju.
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Old Jul 4, 2003 | 12:44 AM
  #4  
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use 10w40 like it says in the owners manual!!!>

i used redline, and now my tranny bearings are gone. That means i gotta either get a new/used tranny, or rebuild the one i got!!. there are 7 bearings in the transmission, im going to take it apart and try to get the bearings. the car makes helecopter noises when its on. I changed the clutch and flywheel, along side the piolet and thrust bearings, and so I know that the problem is inside the transmission.
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Old Jul 4, 2003 | 07:53 AM
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don't use motor oil this is only a temp. solution. Use honda MTF
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Old Jul 4, 2003 | 02:10 PM
  #6  
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qtiger
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Originally posted by 95tegRS
use 10w40 like it says in the owners manual!!!>

i used redline, and now my tranny bearings are gone. That means i gotta either get a new/used tranny, or rebuild the one i got!!. there are 7 bearings in the transmission, im going to take it apart and try to get the bearings. the car makes helecopter noises when its on. I changed the clutch and flywheel, along side the piolet and thrust bearings, and so I know that the problem is inside the transmission.
It doesn't say that in the owner's manual. 10W30 is only a temporary replacement. You should use either Redline MTF or Honda MTF.
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Old Jul 4, 2003 | 02:21 PM
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Honda MTF > Redline MTF.
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Old Jul 5, 2003 | 02:54 PM
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I use GM Synchromesh in my 92 GSR. I started using it because I had a nasty grind in third. It got rid of the grind pretty much unless I am gunning it. I don't know if I like it tho, lol. Ever since I got it my gas mileage has been slightly decreased and my tranny has been acting funny lately. I don't know if my tranny would have done this stuff anyway, so its hard to tell. It works great at first, but after a few minutes, it gets really sluggish at about 3.5k RPM and just in general acts weird.
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