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What happens if you Grind Gears ALOT?

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Old 17-Dec-2002, 02:32 PM
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What happens if you Grind Gears ALOT?

Hey, just wondering what will EVENTUALLY happen if I continue to grind the gears slightly. Will it reduce performance? Or will it come to a point where I can't even change gears anymore?
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Old 17-Dec-2002, 03:05 PM
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Re: What happens if you Grind Gears ALOT?

Originally posted by 98CivicSi
Hey, just wondering what will EVENTUALLY happen if I continue to grind the gears slightly. Will it reduce performance? Or will it come to a point where I can't even change gears anymore?
you'll mash your synchros..
ergo, no shifting..
 
Old 17-Dec-2002, 03:32 PM
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Re: Re: What happens if you Grind Gears ALOT?

Originally posted by Si Veloz


you'll mash your synchros..
ergo, no shifting..
crunching gears means your synchros aren't ready to engage. Also, it's a matter of metal chunks in the oil...causing bearing failure. Not to mention bending selection forks... The tranny is not a coffee grinder...
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Old 17-Dec-2002, 04:24 PM
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Re: Re: Re: What happens if you Grind Gears ALOT?

Originally posted by bbarbulo


crunching gears means your synchros aren't ready to engage. Also, it's a matter of metal chunks in the oil...causing bearing failure. Not to mention bending selection forks... The tranny is not a coffee grinder...
Anyone seen Juan Valdez ? LOL
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Old 18-Dec-2002, 12:36 AM
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oh...damn...so a tranny fluid change would be good to get all the little tiny metal chunks out before they build up?
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Old 18-Dec-2002, 03:57 AM
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Are you grinding them on purpose? The gears used to grind in my 98Si, so I took it to Honda and they replaced the syncros for 3rd, and 4th under warranty. There is some kind of service bulletin out there regarding the gears grinding.
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Old 18-Dec-2002, 10:06 AM
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A tranny flush would be more like it...a fluid change would be a good start. Honda MTF is to be used, but you can use 10W30 for the flush.
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Old 18-Dec-2002, 11:53 AM
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Yes, actually I am grinding the gears ON PURPOSE!
Haha, no I'm not doin it on purpose...ever since I got my short shifter I've been doin it...but Im 100% sure its not the short shifter or the bushings

where can I get a tranny "flush"?
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Old 18-Dec-2002, 11:57 AM
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Any oil change place....but right after you have it done drain the **** they put in there and fill up on genuine honda MTF. But you are grinding cause of your short shift...the speed of your shift will outrun the speed of the synchros...this is why the best shifter is the Type R one...it's short, but just enough not to crunch gears. You should try not to bang gears, but shift slower and get used to working the clutch timing better. Better driver makes for a better car...the car can't make you a good driver.
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Old 18-Dec-2002, 12:06 PM
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I can just buy some Honda MTF at a dealership and bring that to an oil change place right?

Also, I'm grinding the gears because of me It's the driver not the car...I just have to time the clutch better...sometimes I try to shift quickly and I end up pressing and releasing the cluth before Ive finish shifting
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Old 18-Dec-2002, 12:12 PM
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I've read on H-T though that Honda MTF is actually to thin or something for the tranny. Though it is indeed a Honda product, the type of transmission that Honda has put into the our Civics is some sort of hybrid tranny? Something about the differential and the gearing sharing the same fluid...I think the guy on H-T posted it as a transaxle or something...

if anyone can elaborate this would make for a great "article"
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Old 18-Dec-2002, 12:51 PM
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Use Honda MTF. I got this from someone who used to race NSX, Prelude and Civic SiR.

All Honda transmissions are actually 'transaxles' (with the exception of the S2000). Which is basically a transmission and differential in one unit. Most rear wheel drive cars have these things separate. The transmission is behind the engine and the differential is in the "rear end".

ryuujin, are you sure you are talking about Civics? If it was talking about the CR-V with the Dual Pump System and differential, I can understand but this system uses "CVT fluid".
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Old 18-Dec-2002, 01:01 PM
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I read this on Honda-Tech, I am unsure myself but I'm pretty sure someone on Honda-Tech was arguing that the best stuff to put into a Honda tranny is I think Redline? Damnit, I gotta find that article and post it up

damnit, I can't find that post for the life of me

The search continues...
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Old 18-Dec-2002, 01:26 PM
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The dealership will tell you to use 10W30...don't do it...shift quality will be crappy. Unless you have installed an LSD, dont use anything other than Honda MTF. You can experiment with Redline and Amoco and Motul, etc. But if you don't have experience, just go with Honda MTF. And....do it yourself...it's soooo easy...even the owners manual tells you how to do it....
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Old 18-Dec-2002, 08:29 PM
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OK...thx for the help guys

So changing the fluid myself is easy? I don't have an owners manual...can someone PM me how to do it? In the meantime...Ill go find some Honda MTF

Also...why would the HONDA dealership tell you to use 10W30? Dont they sell Honda MTF...they should just sell you that???
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Old 18-Dec-2002, 08:50 PM
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I did the same thing when I 1st put in my short shifter.
I went on a date with some chick and stalled... that was embarassing... (she was hot too...) :'( How the hell did I mess that one up... anyways...

Just drive slow and get used to it, then u can drive crazy again.

I don't know about the 5th gens+, but the 4th gens have the input hole (not the drain hole) at a 90 degree angle so have fun with that one! Other then that its easy!

If ya want Honda MTF the dealership should have some...???
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