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  #1  
Old 10-06-2007, 09:41 AM
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Upgrading the Engine Mounts

Is there a way to upgrade the engine and tranny mount so that they are stiffer? I am asking because I want to reduce the amount of engine movement in the engine bay upon acceleration. I am aware that this creates a shock to the tranny but I still want to persue this. Any suggestions? Does STI, Impreza, etc has stiffer mounts that can be used? Thanks for any help..

I am attacking the little things that help reduce the 1/4 mile time. Engine movement, rear squat...etc. Just focusing on the mount right now.
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1997 2.2ltr Subaru Impreza Outback Sport Wagon (AWD/Auto) 13.03@100mph
1989 2.7ltr Subaru XT6 (AWD/Auto) 15.912@85.93mph
1996 3.3ltr SVX (AWD/Auto) 15.070@91.38mph
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  #2  
Old 10-06-2007, 09:49 AM
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Kevin,
Well established fixes already in place....Gruppe N motor mounts and poly-filled trans mount. You can also go with a poly filled "dogbone". I've got pics of all three in my locker. The motor mounts have the highest "difficulty factor" of the three, only because you have to choose between using washers or welding spacers on them to get them to work with the stock SVX brackets.
-Bill
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  #3  
Old 10-06-2007, 12:19 PM
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huck369 huck369 is offline
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I put WRX motor mounts on mine Kevin, and used the WRX mounting bracket.

Woked fine for me....
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  #4  
Old 10-06-2007, 06:34 PM
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Quote:
Originally Posted by huck369 View Post
I put WRX motor mounts on mine Kevin, and used the WRX mounting bracket.

Woked fine for me....

Excellent! Thanks for the responses. I like simplicity. Will go for the WRX mounts.
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Kevin Thomas
1997 2.2ltr Subaru Impreza Outback Sport Wagon (AWD/Auto) 13.03@100mph
1989 2.7ltr Subaru XT6 (AWD/Auto) 15.912@85.93mph
1996 3.3ltr SVX (AWD/Auto) 15.070@91.38mph
***R.I.P***
2010 RAV4 AWD Sport (13.717 @ 99.19mph )
2015 Honda Fit LX CVT (15.2 @ 90mph)
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  #5  
Old 10-06-2007, 08:30 PM
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you can use the wrx brackets but it raises the motor up... I had done them like that once... BUT with the hood clearances on mine being tight I did it right the second time around.

Tom
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  #6  
Old 10-12-2007, 03:07 PM
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Can someone give more information on this? I have my engine out of the car and noticed that both engine mounts are completely broken. I am just looking for the cheapest way to fix this. The stock mounts are $300 a pair. Do i use regular wrx mounts, or sti mounts? does it matter what year? About how much did it cost for the mounts and mounting brackets?/? Thanks
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  #7  
Old 10-12-2007, 07:59 PM
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rallispec.com has groupn motor mounts for about $90 a pair. Thats where I always get them

Tom
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Old 10-12-2007, 08:26 PM
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Sounds good. Do they need to be modified, or will they just bolt in??
Thanks alot!
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  #9  
Old 10-12-2007, 08:52 PM
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Like I said, they do just bolt on... but it will raise the motor a lil bit

tom
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  #10  
Old 10-12-2007, 09:32 PM
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Quote:
Originally Posted by TomsSVX View Post
Like I said, they do just bolt on... but it will raise the motor a lil bit

tom
What happened to your three washers per mount?
-Bill
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  #11  
Old 10-12-2007, 09:32 PM
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Myxalplyx Myxalplyx is offline
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Quote:
Originally Posted by TomsSVX View Post
rallispec.com has groupn motor mounts for about $90 a pair. Thats where I always get them

Tom
My good-ole buddies are still in business eh? Gotta get up with Dave there then. Sounds like a good deal. Thanks!
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Kevin Thomas
1997 2.2ltr Subaru Impreza Outback Sport Wagon (AWD/Auto) 13.03@100mph
1989 2.7ltr Subaru XT6 (AWD/Auto) 15.912@85.93mph
1996 3.3ltr SVX (AWD/Auto) 15.070@91.38mph
***R.I.P***
2010 RAV4 AWD Sport (13.717 @ 99.19mph )
2015 Honda Fit LX CVT (15.2 @ 90mph)
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  #12  
Old 10-12-2007, 09:52 PM
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Originally Posted by SVXRide View Post
What happened to your three washers per mount?
-Bill
Back before I could keep myself from over engineering everything.... Now I cannot even use washers which requires a **** ton of work

Tom
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  #13  
Old 10-13-2007, 06:51 AM
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huck369 huck369 is offline
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I got my WRX ones off NASIOC, from someone that was upgrading to the Group N mounts...gave $30 for both motor mounts and a tranny mount....
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92 SVX LS-Tour Magnaflow Exhaust, 5-Spd-AWD
88 XT6 AWD 5-Speed "Bride of FrankenWedge"
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  #14  
Old 10-13-2007, 11:33 AM
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Quote:
Originally Posted by TomsSVX View Post
rallispec.com has groupn motor mounts for about $90 a pair. Thats where I always get them

Tom
...but they are like NEVER in stock
I think the last time I called them they said November....
Just got a set from some dealer in Georgia instead, got sick of them not calling and not having them to sell


....so is it okay to just slap these in? or do we still need the three washers??
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  #15  
Old 10-13-2007, 06:01 PM
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I called rallispec a few times today and got no answer. So i found some oem sti mounts on nasioc for $40 shipped. Cheapest i could find and he said he would ship them today. The classified forum over there is huge. too bad more parts arent compatible.
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