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wheel hop issue

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Old 02-13-2009 | 06:27 PM
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honestly mounts r ur best bet for the price pretty cheap and jus the front ones alone do alot. ETD is more of a "band aid" for the wheel hop, but be prepared to have lots of vibrations and noises in the cabin cause of the Motor mounts.

i agree with akrylic though stop peeling out
Old 02-13-2009 | 07:37 PM
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Originally Posted by scionkei
Lsd is out of my budget, try too keep within $400 a part. sorry for not being more clear.
You can get a Phantom Grip LSD for just $350. As others have said, try motor mounts first. The soft stock mounts allow so much movement, which I think is the biggest cause of wheel hop in the tC.

Otherwise, when you get hop, backing off on the gas stops it...that's the simplest, quickest, easiest, fastest and least expensive fix.
Old 02-14-2009 | 10:24 AM
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i run yokohama S drives, with a slightly wider tire. (225/45zr17 to be specific) (please look at profile for current list of mods). thanks for the input guys and the lsd is unfortunately not an option right now although it will be bought and installed later. as far as the mounts something other than energy suspension is cool. had a bad run in with them. ( didn't and wouldn't supply brackets needed to install certain mounts on a previous vehicle i owned) other than that a polyurethane motor mounts/tranny mount, and a ETD seem the way to go, thanks for the input guys. other ideas i'm open to as well.
Old 02-14-2009 | 10:43 AM
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Get some really crappy tires, that way they'll never try to catch again. I've never had any wheel hop with my stockers. They just break loose and stay loose until I back off, whether I'm in 1st, 2nd, 3rd or 4th.

But a more sensible option would be motor mounts. An ETD is pretty much a waste of $100.
Old 02-15-2009 | 03:57 AM
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Energy Suspension sells mount inserts, I do remember someone saying they got replacement mounts from them, but i havent seen them.

Just remember, full mounts your looking at a much higher price than just inserts.
Old 02-15-2009 | 04:14 AM
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Originally Posted by CarbonXe
Get some really crappy tires, that way they'll never try to catch again. I've never had any wheel hop with my stockers. They just break loose and stay loose until I back off, whether I'm in 1st, 2nd, 3rd or 4th.

But a more sensible option would be motor mounts. An ETD is pretty much a waste of $100.

Yea, because it doesn't eliminate wheel hop or anything, lol.

I have good tires & an ETD, and sticky tires and I don't have any wheel hop at all. My motor moves like 1/8th-1/4 inch at the most. Stock it moves a few full inches.

Motor mounts are a cleaner, better thought out upgrade since it solves the problem by replacing the shty stock components letting wheel hop happen. But both the ETD and motor mounts do the job just fine.


I personally am far too lazy to do the mounts, which take a several hours. My ETD took me 20 minutes to install and thats taking my sweet time.

By the way I must be crazy but I don't see how an LSD will eliminate wheel hop what so ever. That just locks the two tires to pull equally, the motor is still sloppy?
Old 02-16-2009 | 08:20 AM
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Better Tires != less wheel hop

i get more wheel hop with my azenis than with my bridgestone POS cause the Bridgestones just spin lol.
Old 02-16-2009 | 06:39 PM
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okay i need motor mounts. thanks for the input guys
Old 02-16-2009 | 11:23 PM
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Originally Posted by RCZDesigns
By the way I must be crazy but I don't see how an LSD will eliminate wheel hop what so ever. That just locks the two tires to pull equally, the motor is still sloppy?
It's because sometimes (often) it's only one wheel that's hopping, since all the power is going to only that wheel, the one that doesn't have traction. By taking part of that power and giving it to the other wheel, such that the load is now distributed to both tires, there will be less hop. I hope that makes sense and you get it now...
Old 02-17-2009 | 12:40 AM
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Originally Posted by RCZDesigns
But both the ETD and motor mounts do the job just fine.


I personally am far too lazy to do the mounts, which take a several hours. My ETD took me 20 minutes to install and thats taking my sweet time.
The ETD is really cute until it breaks at the track and lets two of your motor mounts take a crap. I have way less movement with my poly mounts than I did with the ETD on the stiffest setting. It's also much nicer driving it now.
Old 02-17-2009 | 01:09 AM
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nodsetse, that does make sense.

AndrewF, i've actually heard of people breaking them but I don't think i've ever seen it happen. I've seen bent mounts from when they were first made and a certain company made really shty mounts.

But i'm sure it can happen, it's not hugely beefy or anything

How exactly is the driving experience nicer? lol. If the mounts are even stiffer and give less slack for the motor than the ETD, i'd rip my hair out.
Old 02-17-2009 | 01:22 AM
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^^ There is WAY less noise in the car now. Doesn't sound like I am driving an old diesel anymore. There is a little more vibration, but that doesn't bother me. Only happens when bogging the motor or sitting at a stop light with the A/C on. Once you are driving, you won't notice a difference from stock.
Old 02-17-2009 | 04:09 AM
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Originally Posted by RCZDesigns
Originally Posted by CarbonXe
Get some really crappy tires, that way they'll never try to catch again. I've never had any wheel hop with my stockers. They just break loose and stay loose until I back off, whether I'm in 1st, 2nd, 3rd or 4th.

But a more sensible option would be motor mounts. An ETD is pretty much a waste of $100.

Yea, because it doesn't eliminate wheel hop or anything, lol.

I have good tires & an ETD, and sticky tires and I don't have any wheel hop at all. My motor moves like 1/8th-1/4 inch at the most. Stock it moves a few full inches.

Motor mounts are a cleaner, better thought out upgrade since it solves the problem by replacing the shty stock components letting wheel hop happen. But both the ETD and motor mounts do the job just fine.


I personally am far too lazy to do the mounts, which take a several hours. My ETD took me 20 minutes to install and thats taking my sweet time.

By the way I must be crazy but I don't see how an LSD will eliminate wheel hop what so ever. That just locks the two tires to pull equally, the motor is still sloppy?
Go watch the video where PTuning dyno's Fox's tC. When you see how little the ETD does, you'll realize it's a complete waste of $100. Especially when motor mounts cost half as much and do a much better job. Motor mounts make the ETD useless.
Old 02-17-2009 | 04:25 AM
  #34  
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Like I said, the ETD does the job to eliminate the wheel hop the OP is having a problem with.

Whether stiffer mounts are better than the ETD, sure. Like I said they are a better option, but it's too much work for me. I'd rather pay more and have it be easier on me, I don't fancy wrenching for hours at a time on my daily driver. Some people like the experience, I get too nervous when sht goes south knowing I need to get to work the next day with the car.

They both do their jobs. Fox's tc I can't tell if it's got a damper on it, but I know when revving my motor doesn't move really at all. On load on a dyno is different and I have no idea how much movement there is in comparison with stiffer mounts.

edit: I do see the damper mount in the dyno video for fox's tc, doesn't move that much for me but then again I haven't hit the limiter while looking at the motor
Old 02-17-2009 | 04:54 AM
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Revving your motor and driving are completely different. Driving = load. Revving = no load. An etd offers barely any advantage over having nothing. I have nothing and literally twice(and then some) as much hp and tq than you and I have NEVER had wheel hop.
Old 02-17-2009 | 05:31 AM
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I realize their different, hence why I said i've never seen the motor under load (like on a dyno) and only while revving. Do you like skim with one eye closed and the other looking through a brick wall?

btw kay i'll take your word for it as far as my ETD being useless. Cause yanno, I didn't buy my car without one, drive it for thousands of miles, then put one on, and notice a difference. I'm lying. I really own a Tercel. With no damper.

Your math sucks, also. 147whp (estimated) isn't double and then some. But if that was a terrible stab at my power, nicely done. You have the faster wheelchair. You win the weeeetod trophy.


Old 02-17-2009 | 05:36 AM
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Stock tC dyno = 144.8whp
My tC dyno = 294.7whp

144.8*2 = 289.6
294.7 > 289.6

And that was on the same dyno, same day, same conditions, same MY, same transmission.
Old 02-17-2009 | 07:32 AM
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The ETD works for about 14 passes at the track.
The ETD ended up being more work than the mounts for me. Broken ETD led to broken factory mounts, led to me having to uninstall the ETD, having to deal with that, having to deal with getting new mounts, having to drive with broken motor mounts, having to put in the new mounts. People warned me it was a waste, and I didn't listen. Now I wish I did. If it works, then keep it, just understand that it really isn't up to the task of really pushing it.
Old 02-17-2009 | 05:41 PM
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I rest my case.
Old 02-17-2009 | 08:53 PM
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Carbon, good math lesson. Now you said your car had double and then some to me specifically, and with the mods I have (I haven't been dyno'd) similar cars are making 165+/-, so you're a little shy of double, and the "and then some" becomes an ignorance.

Just saying. Don't bother posting if you're just going to BS and tell the kid to buy shty tires to eliminate his wheel hop.


Andrew, good to know, thats why I never said the ETD was a better choice, I just said they both do the job. The OP isn't driving a race car, he just wants to get rid of the wheel hop which becomes a nuisance in any FWD car in a lot of cases, especially in the wet (from my experience, with the azenis' prior to my ETD)

I think i've helped my part in this topic, thanks for the info



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