View Full Version : when do you really need tubes in the front to fit large wheel?
godrifttoday
09-23-2009, 01:34 PM
when do you really need tubes in the front to fit large wheel? im planing on putting 17x8 in the fronts and getting the arms done on the knuckle for the tie rods for more turning radius, should i worry about it? or leave it stock?
example of what im talking about
from : onepuff
http://i156.photobucket.com/albums/t23/bahtenduh/Tubbed%20Fenders/TubbedFenders_03.jpg
http://i156.photobucket.com/albums/t23/bahtenduh/Tubbed%20Fenders/TubbedFenders_07.jpg
xpertsnowcarver
09-23-2009, 01:46 PM
Not necessarily. I have 17x8 w/ 225/40-17 and a simple wire tuck sufficed.
IIIXziuR
09-23-2009, 02:00 PM
You only really need tubs when you are running BIG wheels.
You don't need to worry about it if you are running such small sizes
godrifttoday
09-23-2009, 02:08 PM
You don't need to worry about it if you are running such small sizes
lol............, thanks
ILoveJDM
09-23-2009, 02:12 PM
just to give you an idea
18x10ish or bigger in the front will hit the inside pretty bad.
and as always, there are other factors, such as offset and tire size.
godrifttoday
09-23-2009, 04:58 PM
ok thanks!
godrifttoday
09-23-2009, 06:33 PM
what about 17x9?
GSXRJJordan
09-23-2009, 06:58 PM
what about 17x9?
Depends on offset, as well as tire size.
Lower offset makes it more likely to rub on the outside of the wheel well (closer to the fender), where it's harder to bang in. Higher offset brings the trouble spot further in, where you have a little more play in the metal, and might be able to bang it in to clear. This is all in the front, btw, since that's where people have most of their problems.
In the back, you can try hammering in the seam, or cut it off completely and weld the sheets together.
I was running 17x8.5 +20 with 235/40/17 Dunlop Z1 Star Specs on my S14 and rubbed like crazy, even after banging it in a bit with a hammer. Part of this is because I was pretty low and ran a bunch of caster (which moves the wheel to the front of the wheel well).
Now I run 18x10 +0 with 245/40/18 Z1 Star Specs and yes, I needed my tubs to clear the front and the seam to be cut off completely to clear the back.
g6civcx
09-23-2009, 10:19 PM
when do you really need tubes in the front to fit large wheel?
When you start hitting the frame.
im planing on putting 17x8 in the fronts
Asked and answered above.
getting the arms done on the knuckle for the tie rods for more turning radius
This may give you issue with the wheels hitting the frame rail, especially on the front right US-passenger side frame rail.
If you're lucky, you can just shave out a small bit. If it's drastic, you'll have to notch out the metal, or cut it into little pieces and fold the pieces back on itself.
Om1kron
09-23-2009, 10:29 PM
if you're running anything bigger than a 15x7 -0 offset then you will need some big tubs, like huge.
karl wasabi
09-23-2009, 10:59 PM
if you're running anything bigger than a 15x7 -0 offset then you will need some big tubs, like huge.
I would cut out my whole front end with a 15x8 0... :ghey:
http://i29.photobucket.com/albums/c252/dousan/Friends%20USA/IMG_2977.jpg
GSXRJJordan
09-23-2009, 11:09 PM
Whoa Matt's latest round of work looks good! He totally went BRogers status with those 'tubs' lol.
g6civcx
09-24-2009, 09:54 AM
You can see it in this picture. This is with Tein tie rods. Even with stock wheels, there is still rubbing. You can slice off that part, or cut and tuck like I did.
http://nguyenconsult.com/zilvia/TieRod/TieRodFrameTuck.JPG
S14_Kouki
09-24-2009, 10:29 AM
17x9 +15 mine rubs I need tubs and my wires are ziptied very well up there
usdm180sx
09-24-2009, 10:29 AM
I hammered mine the other way (downwards) so the lip won't be in the way
godrifttoday
09-24-2009, 01:37 PM
I would cut out my whole front end with a 15x8 0... :ghey:
http://i29.photobucket.com/albums/c252/dousan/Friends%20USA/IMG_2977.jpg
i rather just do that lol ,what about the structual integrety? even though the section that is missing is just sheet metal, i bought a 240 for $100 so no big deal lol thanks for the answers!
GSXRJJordan
09-24-2009, 06:43 PM
You can see it in this picture. This is with Tein tie rods. Even with stock wheels, there is still rubbing. You can slice off that part, or cut and tuck like I did.
Look at that rust! LOLvirginia. :)
i rather just do that lol ,what about the structual integrety? even though the section that is missing is just sheet metal, i bought a 240 for $100 so no big deal lol thanks for the answers!
Anything ahead of the strut towers is just a bonus... that car's fully caged, and the strut towers are triangulated (left and right by the strut tower bar bar and the rad support cross-bar, and up and down by the rad support bar's vertical supports which go to the tension rod brace), so I can't imagine a substantial difference in driving.
What IS different is the amount of crap that will coat everything inside your engine, and what happens when you crash into something - fully welded front fender wells should help absorb some impact and keep your front end salvageable, but who knows ~
g6civcx
09-24-2009, 07:33 PM
Look at that rust! LOLvirginia. :)
It's just surface rust from road salt and moisture. Overall this frame is in pretty good shape compared some to some of the other ones I've seen.
godrifttoday
09-24-2009, 11:16 PM
any more pic of the green car?
GSXRJJordan
09-24-2009, 11:23 PM
It's just surface rust from road salt and moisture. Overall this frame is in pretty good shape compared some to some of the other ones I've seen.
Haha, I can see it's just surface stuff, that's why I'm messin with ya :)
any more pic of the green car?
Look up "Matt Powers" or "Westslide Connection", their San Diego team. He and Tommy Roberts are dope drivers, almost always pictured together.
fliprayzin240sx
09-27-2009, 08:16 AM
Wait, I might have missed it but what chassis?!?! S14 has more room than S13s. Easier to do 10Js on S14s that on S13s.
Lasty, I never understood the point of tubbing the front when you have more issue with the back. You'd rub on the back side that anything else, you cant really tub it, all you can do is fix it with a BMFH...
HYPNOTIK
09-27-2009, 09:34 AM
Lasty, I never understood the point of tubbing the front when you have more issue with the back. You'd rub on the back side that anything else, you cant really tub it, all you can do is fix it with a BMFH...
If you're running alot of caster then the back isn't an issue anymore. I'm rubbing slightly on the front but I've never hit on the back. I'm running 17x9 +12 with 215/45 star specs.
GSXRJJordan
09-27-2009, 06:02 PM
Lasty, I never understood the point of tubbing the front when you have more issue with the back. You'd rub on the back side that anything else, you cant really tub it, all you can do is fix it with a BMFH...
Everybody says that, but I never rubbed in the back running 6* of caster (OEM is like 6.8* or something) - it moves the wheel way forward in the well, which is why I was rubbing bad in the front. Anyway, new alignment = wheel centered in the well.
fliprayzin240sx
09-28-2009, 05:11 AM
Everybody says that, but I never rubbed in the back running 6* of caster (OEM is like 6.8* or something) - it moves the wheel way forward in the well, which is why I was rubbing bad in the front. Anyway, new alignment = wheel centered in the well.
Well, on my S14 kouki in the states, I was running 17x10 +4 (8mm spacer to clear MR coilovers) offset wrapped on 235/40 17s slammed down. Caster was stock, shit would rub the bottom of the rubber grommet for on the wire harness. Beat the back side that I've never had any issue after that. All this under stock fenders...
http://i58.photobucket.com/albums/g254/fliprayzin240sx/Big%20Pix/ray06.jpg
GSXRJJordan
09-28-2009, 07:13 AM
Well, on my S14 kouki in the states, I was running 17x10 +4 (8mm spacer to clear MR coilovers) offset wrapped on 235/40 17s slammed down. Caster was stock, shit would rub the bottom of the rubber grommet for on the wire harness. Beat the back side that I've never had any issue after that. All this under stock fenders...
Impressive!
I rubbed the grommet too, but this is what I found in the front after wondering why I was understeering at full lock:
http://wut2dg.bay.livefilestore.com/y1puvzvFDCOeHTfIsxATJ8T8gIUW4JB9SNUP0bYRIWr6l4MOnU aT-atUaJIoxTDjsioZj_8wXQ0e19MHnTg4CgVaw/JefeS14%20Tubs%20011
... and that's after pounding it in :/
95KA-Turbo
09-28-2009, 07:22 AM
Hit it more! I am running a 17X10 +7 up front with a 245/40 and it rubs on everything - including the top of the wheel well. I beat the hell out of everything again, but I need to just take my fenders off and wail on all of that crap when I do put the tubs up front.
fliprayzin240sx
09-29-2009, 07:20 AM
Hmm...I did kinda rubbed up front a bit, but who cares...didnt affect anything and wasnt worried about the tires getting shredded on something smooth.
godrifttoday
09-30-2009, 11:59 PM
i need to re consider and get wider rims lol
huffandpuff00
10-23-2009, 12:38 AM
what about on the top of the wheel well, does anyone rub from being to low?
18x10.5 +15
235 40 18
fliprayzin240sx
10-23-2009, 01:19 AM
S13s suck clearance wise compared to S14s. You have to beat the living crap out of S13 wheel wells to clear that rim. Then you guys still have that metal tab thats right on top of the wheel well that likes to chew the shit out of tires no matter how much you flatten that SOB.
hOngsterr
10-23-2009, 02:52 AM
daaamn,
so ima have to do work for my rims?
shit im planning to go 17x9+15 front and 189.5+12 rears.
ohh muhh guhh.
huffandpuff00
10-23-2009, 12:18 PM
S13s suck clearance wise compared to S14s. You have to beat the living crap out of S13 wheel wells to clear that rim. Then you guys still have that metal tab thats right on top of the wheel well that likes to chew the shit out of tires no matter how much you flatten that SOB.
can you cut those off and tac some welds up there?
GSXRJJordan
10-23-2009, 12:50 PM
can you cut those off and tac some welds up there?
I'd be much more comfortable pounding it flat and welding a small piece of sheet metal over it to smooth it out (give the tire something non-destructive to rub against). That's a very important piece, structurally, and the stamped pieces that are spot welded together have all sorts of impurities between the sheets, so I've had a tough time getting good strong/clean welds in there.
godrifttoday
10-23-2009, 08:21 PM
well i decided im cutting my tubes this weekend will see how it turns out so do we just cut along the shock tower and then tube and thats it?
rican_nick
10-24-2009, 08:54 AM
I read this title and was like wtf who needs to run a tube
godrifttoday
11-01-2009, 07:29 PM
this is how i ended up doing it
http://i33.tinypic.com/9hqhjc.jpg
http://i38.tinypic.com/l861g.jpg
http://i35.tinypic.com/ohty0w.jpg
http://i36.tinypic.com/2d7zw3c.jpg
huffandpuff00
11-04-2009, 12:41 AM
how you going to plugin your headlights?
godrifttoday
11-05-2009, 01:11 AM
Same way they oem is .. All it is wiring won't be seen and I'm just going to cut a hole to were the intercooler piping will be.. So it will just look like only the motor is there
GSXRJJordan
11-05-2009, 10:02 AM
Good luck with air filter/intake placement. That's the problem I had with the first tubs I made.
godrifttoday
11-05-2009, 10:12 AM
I'm just going to mount of the turbo but will see
Slammed180
11-05-2009, 10:19 AM
Will tubs be needed with a 18x9.5 -14 on a S13?
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