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Old 08-28-2003 | 07:47 PM
  #3766  
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Originally posted by speedxl
racer dx i run a yokomo yr12 and it runs very good in stock these cars can take a beating more so than any touring car ! except for an hpi car, man the kids can beat them to death and they run forever. but anyway sounds to me that you might be doing something wrong during assembly or your trigger finger stays full noodle when your car is driving fast straight into the wall . all cars once set up only require small adjustments once youve found the basic setup that works for you. granted there are some situations that are very rare and requires wierd adjustments. some cars like mine no matter what you do to them wont work in certain situations like mine that the chassis is to thin to run on carpet because it has flex built into it for asphalt.
Just for the record. When my car hops on a wrinkle in the carpet and kinda bumps the sweeper, of course I'm on full thottle, thats only like 2 thirds of the way down the straight. And even if I let off the thottle before I hit the pipes it still would be going about the same speed. But I do kinda see your point here though because crashes are always less worse when your not on the thottle.

How do you guys make sure your tweak is set right? I was told buy a guy at my track that you put a hobby knife in the exact center of your car at the front and lift the front of the car up. And which ever wheel lifts first you loosen that same sides tweak spring a little bit . Or mabey I have that backwards. But anyway, when I get the two front wheels to lift off the set up board at the same time, the right side of the front of the chassis is jacked up about a MM over the other side . And I can't figure it out. Also the back of the chassis on the right side sits above the bottom plate on the rear pod. But the left side is perfect . I would really really like some help here. And if it is my chassis that's tweaked than that sucks because it's been that way since the first time that my buddy adjusted the tweak. So this has been confusing me for a long time, but I was just too stupid to not mention it for a long time . Thanks for any help here.
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Old 08-28-2003 | 07:49 PM
  #3767  
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racerdx ive never run anything other than a t plate car i would think its a lot less prone to brake than a linkage car
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Old 08-28-2003 | 08:01 PM
  #3768  
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robk - I run the IRS prototype suspension pieces on the front of my Speedmerchant REV3. I like it a lot. Dave has said that it will be a little while longer before he can distribute production units. I think he was talking about a little before Thanksgiving, which is the Indoor Champs at Cleveland. He also said the parts would not be cheap. I don't have a clue of the prices for this thing, but I do know that they are currently all machined. I don't think there will be molds made by Cleveland, so I think that the ones you will be able to purchase will also be machined.
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Old 08-28-2003 | 08:02 PM
  #3769  
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i set the tweak by putting car on a flat surface place coins on both front wheels and lift the car with a blade carefully which ever coin falls first is the light side. the side that fell first is the side you tighten down remember to lift the car slowly or buy a tweak board which i only use for touring car anyways
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Old 08-28-2003 | 08:21 PM
  #3770  
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Defently want to use the pennies or the IRS (shameless plug, even though I dont run the car or run for them, lol ) scales which should set you back quite a little (on the other hand two pennies will cost you... two pennies ). The tweak boards are designed for sedans and really arent sensative enough to provide you with precise enough tweak measurements. Also its very important, make sure the surface you are tweaking on is level. you can use the level from a buddies tweak board, or go buy a level at a hardware store to judge to see if the surface is perfectly horizontal. If you need to adjust your board, your buddy Abe will come in handy again... just place him or one of his other metallically immortalized friends in a corner of the board to raise it to make the rest level.

Also the plastic peice, I think, think (so dont quote) is an AE piece that is used to hold the t-bar in place.
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Old 08-28-2003 | 08:23 PM
  #3771  
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But if you put the coins on the front wheels won't the wheels just spin when you lift the car. I guess I'll just have to try it . Here's another thing that happened a while ago before I first adjusted the tweak. I just got back from racing sedans one night before I had the electronics for my carpet knife (but of course I brought it anyway to show off ). When I got home my sister pulled her backpack out of the car and it hooked my new 12th scale and pulled onto the street. The only thing that happened was that the aluminum spring retainer on the shock popped off the shaft. But that was the only visible damage done. Do you guys think that the chassis could of been tweaked from that. It fell out of a surburban so it was probably about a 1.5 foot drop or so.
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Old 08-28-2003 | 08:26 PM
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Stormperson- The plastic piece that I broke is an associated piece, that's why I said I was lucky that I broke that and something that I would have to order.
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Old 08-28-2003 | 08:46 PM
  #3773  
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racerdx yes when you lift the car the wheels will begin to spin there fore the light wheel will begin to spin first and that ccoin willdrop first , forget the scale thier too exspensive no oneone really uses them except for the oval guys.
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Old 08-29-2003 | 08:25 AM
  #3774  
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Hi guys,

Any suggestion for an alternate fluid to use in a damper tube, other than the Losi hydra fluid?

Thanks.
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Old 08-29-2003 | 08:55 AM
  #3775  
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Originally posted by Blue Sky
Any suggestion for an alternate fluid to use in a damper tube, other than the Losi hydra fluid?
It was posted a copy of page back... most people use diff. oil for gas sedans & 1/8 scales.

Personally I use Ofna 5000 wt. or 7000 wt if I want the car to react faster.

Racerdx6:

T-bar cars may not break upon hard impacts, but you can pretty much bet that the t-bar will be damage causing inconsistant handeling. The fiberglass becomes over stressed (broken fibers) and thus the handeling issues.

As far as tweak scales I use the one from MIP and it is sensative enough to use to adjust my touring and my 1/12. In my opnion, all tweak scales are good for is to get you close to being flat you will still need to make adjustments based on how the car FEELS on the track.

Eric
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Old 08-29-2003 | 08:59 AM
  #3776  
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Originally posted by Blue Sky
Hi guys,

Any suggestion for an alternate fluid to use in a damper tube, other than the Losi hydra fluid?

Thanks.
I am just using Associated 80 wt. shock oil because I kinda like my car reactive (and it was the heaviest oil I had ). But if that's too twitchy for you you can always just use a heavier oil.
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Old 08-29-2003 | 09:41 AM
  #3777  
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racerdx i placed a small washer about .100th oh inch under the top and bottom spring on the dampner springs and use associated silicone diff lube. it maintanes consistant through the whole run, try you'll like it
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Old 08-29-2003 | 09:45 AM
  #3778  
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Originally posted by Blue Sky
Hi guys,

Any suggestion for an alternate fluid to use in a damper tube, other than the Losi hydra fluid?

Thanks.
I use BRP #7460 thick silicone lube. The Bud's lube is thick enough to stay in the tubes but still allows the car to center quickly. It is also easier to find than the Ofna lube.

D.P.
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Old 08-29-2003 | 09:56 AM
  #3779  
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d powell i think ofna or some other 1/8 offroad company even 1/8 scale onroad car sell different viscosity silicone of a very thick consistancy for diferentials .
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Old 08-29-2003 | 09:59 AM
  #3780  
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Thanks guys. I have some silicon diff grease 100,000 at home so I'll try that.
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