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Topic: trailing arm question

in Forum: C3 Engines, Driveline and Handling


trailing arm question

Posted: 10/10/07 4:06pm Message 11 of 19
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Poquoson, VA - USA
Joined: 11/20/2004
Posts: 1023
Vette(s): 73 Conv, Blue-Green/White Top - 454, M21 - Dark Saddle Leather, Power Windows, A/C, Tilt/Tele, AM/FM St. (orig. and sounds like it too).#2 -- 2007 Coupe,3 LT package, Z51 option, Victory Red, Ebony Int. Clear Top.
[QUOTE=mikeee]79,r...I take more  pictures while I work then Hollywood! But I have never tried posting any,sorry.However let me tell you all of my progress,mistakes so others can learn.I came home today and put arm in my press with some pressure.I then put the torch down around base of spindle near inner bearing.This was after I removed the dust cover.As I heated I applied more pressure.I knew I was boogerin the threads on the spindle,but this thing has to come apart!After about 10 min. of heat and pressure this spindle broke free with a BANG,which I knew was going to happen....all is good,ALMOST.The threads on the spindle are shot and the now disassembled T/arm is bent from the pressure.So those are 2 pcs. I will have to find.Hopefully and with more caution I won't have same trouble on drivers side,which came  out very easily today[/QUOTE]
 
 
I like to do as much as possible myself too, but for what it's worth... I'm glad I got rebuilts from Baer. Plus I got a 5 year warranty... I even got a letter in the mail (hand written and signed) from him a year after I bought them. Fast service and reasonable cost...  



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trailing arm question

Posted: 10/10/07 6:26pm Message 12 of 19
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20225
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
Ooops! That sux! Lots of folks would rather buy t-arms already set up...no shame in that! I've always had good luck with the, myself, but...now that I've said that...

Anyway, here's a breakdown of the parts back there, and the bolts/nuts I was referring to.

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Joel Adams
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trailing arm question

Posted: 10/13/07 8:23am Message 13 of 19
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Liverpool, NY - USA
Joined: 1/21/2003
Posts: 82
Vette(s): 72 coupe, 350 4 spd, modified motor, exhaust, tires & wheels. '91 ZR1, modified exhaust.
I had the same problem taking them apart on my '72. I beat on the spindle nut while it was still on the spindle, but to no avail. I damaged the threads slightly but not too bad. I realized that that wasn't gonna work. I ordered an impact removal tool specific for this type of removal from one of the Corvette catalogs. That was the ticket. It worked like a charm. I also ordered a tap & die kit from the same catalog to repair those damaged threads. You can't find a die for the spindle threads any other way. But it comes with others that do, and probably will, come in handy for all of us that like to DIY.


trailing arm question

Posted: 5/15/08 8:15pm Message 14 of 19
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macedon, NY - USA
Joined: 7/20/2006
Posts: 367
Vette(s): 68 COUPE 454 HAS MOTION HOOD SCOOP, REVERSED GILLS ZL-1 FENDER FLARES AND MOTION REAR SPOILER, LEMAN'S GAS CAP, BUCKET HEADLIGHTS. CAN-AM FRONT RACING SPOILER. CHROME HOOKER HEADERS AND SIDE PIPES! 4 SPEED M20, LOOKS FAST STANDING STILL !!
hi,
if you just want to remove just the spindle, do you just remove the nut and "hammer" the spindle out?
or do you need to remove(unbolt) more?
thanks
joe



trailing arm question

Posted: 5/15/08 8:27pm Message 15 of 19
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macedon, NY - USA
Joined: 7/20/2006
Posts: 367
Vette(s): 68 COUPE 454 HAS MOTION HOOD SCOOP, REVERSED GILLS ZL-1 FENDER FLARES AND MOTION REAR SPOILER, LEMAN'S GAS CAP, BUCKET HEADLIGHTS. CAN-AM FRONT RACING SPOILER. CHROME HOOKER HEADERS AND SIDE PIPES! 4 SPEED M20, LOOKS FAST STANDING STILL !!
hey paul,
do you have an update on that web site (ebay) for the trailing arm rebuilders?
may consider going that route.




trailing arm question

Posted: 5/16/08 5:27am Message 16 of 19
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Tucson, AZ - USA
Joined: 10/7/2007
Posts: 341
Vette(s): 1970 White L-46 Air Roadster, 1971 White LT1 Coupe, 1971 Red Auto Air Coupe, 383 stroker, 430 HP, 2002 Millennium Yellow Auto Coupe
I am just putting my TAs back in, I had them rebuildt, and I'm glad I did. It too some new parts, some extra welding, etc. The spindle nut has to be torqued to like 250 ft lbs, and if you replace the bushings, they have to be compressed to a certain pressure, blah, blah, blah. I do 99% of the work myself, but NOT the TAs.



trailing arm question

Posted: 5/16/08 7:03am Message 17 of 19
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HOWELL, NJ - USA
Joined: 5/18/2004
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Vette(s): 1979, Targa Blue (72 Color), Pace Car rear spoiler, L88 hood, Dark blue factory interior, 525HP 406, HD 700R4, 370 gears,Steeroids, composite rear spring, TT IIs wrapped in T/A Radials.
Joe,
 
   Give Jim Stevens a call at 608-365-0911. He kists on ebay under tylersparts if you do a search under Corvette trailing arms. BUT, tell him you were referred from C3VR and I'll bet that he cuts you a much better deal.
 
Regards
 
Paul



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trailing arm question

Posted: 5/16/08 10:05am Message 18 of 19
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20225
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
[QUOTE=68vet427] hi, if you just want to remove just the spindle, do you just remove the nut and "hammer" the spindle out?or do you need to remove(unbolt) more?thanksjoe
[/QUOTE]

Well, it's a little more involved than that. The brakes need to be removed, of course. Once the spindle nut is off, the spindle will need to be pressed out of the spindle support. There are special tools for doing this with the whole assy still in the car, but they don't always work very well, and usually wind up breaking the support.
IMHO, it is best to remove the spindle support from the car to do the bearings. You can remove the entire trailing arm assy, or you can remove the support from the t-arm with it in the car.
Any way you look at it, this is not one of those Saturday afternoon jobs, even with all of the right tools.
There are special tools for setting up the bearing clearances, which must be done for the assy to survive. These tools allow for installing the spindle and bearings into the support and checking/changing the shims without having to repeatedly press the outer bearing on/off the spindle.
Rear spindle bearings on '63-'82 Corvettes are critical components of the IRS(independent rear suspension), and they need to be right. Too much play in them allows the rear tires to flop around when cornering, not to mention them failing rather quickly if too much play is allowed.

This is one of those areas of the car you may want to just go ahead and let an experienced Corvette person to do, or just bite the bullet and buy new/rebuilt t-arms or spindle assys from a reputable vendor.
my .002


Joel Adams
C3VR Lifetime Member #56    

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             NCRS

"Money can't buy happiness -- but somehow it's more comforting to cry in a CORVETTE than in a Kia"

trailing arm question

Posted: 5/16/08 10:17am Message 19 of 19
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macedon, NY - USA
Joined: 7/20/2006
Posts: 367
Vette(s): 68 COUPE 454 HAS MOTION HOOD SCOOP, REVERSED GILLS ZL-1 FENDER FLARES AND MOTION REAR SPOILER, LEMAN'S GAS CAP, BUCKET HEADLIGHTS. CAN-AM FRONT RACING SPOILER. CHROME HOOKER HEADERS AND SIDE PIPES! 4 SPEED M20, LOOKS FAST STANDING STILL !!

hey joel,

i believe the bearings have been replaced already.

i just want to remove the spindle,

in here i explain why.
see Topic: parking brake...you have got to be kidding me!
 



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