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-   -   62 Chevrolet, STILL No Traction (https://classracer.com/classforum/showthread.php?t=6256)

Jack McCarthy 07-23-2007 12:18 PM

Re: 62 Chevrolet, STILL No Traction
 
aubrey, just put driveline into your daily driver (60 nomad) and it will hook :)

suggest air bag in passenger spring to absorb twist... and everything else these guys said

jack mccarthy

dont understand, my wagon hooks in a car wash

Aubrey N Bruneau 07-23-2007 02:20 PM

Re: 62 Chevrolet, STILL No Traction
 
HEEE HEEE !... no doubt, Jack !
Don't have the 60 anymore though... wouldn't meet Stock anyhow.
But THIS would... I've owned it since 1985..
63 Canadian Pontiac Parisienne Safari... factory 409 4 speed... and meets Stock PERFECTLY !
http://www.bruneauperformance.ca/my6...ksaskrr720.jpg

http://www.bruneauperformance.ca/my6...side640big.jpg

http://www.bruneauperformance.ca/my6...nteriorfrt.jpg

Greg Barsamian 07-23-2007 03:27 PM

Re: 62 Chevrolet, STILL No Traction
 
Is there ballast in the rear of the car?
Are you using a sway bar?

If Alf was still in business, He'd get you to hook!
Guaranteed!

Dave Goob Cook 07-23-2007 03:59 PM

Re: 62 Chevrolet, STILL No Traction
 
"pinion angle is the difference between the angle of the driveshaft to angle of the pinion shaft."


Sorry, THAT is DRIVELINE ANGLE, and has NOTHING to do with how the rear suspension will work.

It's been run through the wringer many times, and even DAVE MORGAN HISSELF corrected his "bible" in regards to pinion angle, what it is, what it does, and how to measure it.

Check the IHRA magazine that he used to have his articles in, and NO, I am not going to go back and dig out the issue again, it was late 2001 or 2002.

He never corrected the "Doorslammers" book in it's late reprints though......


Google pinion angle.......then hold on.

You leaf spring car guys KNOW!

I've added a photo of my car as my avatar, you might notice that it seems to be hooking well.

Aubrey N Bruneau 07-23-2007 09:12 PM

Re: 62 Chevrolet, STILL No Traction
 
Yes, I agree, if Alf ( I DID speak to him about this a couple years ago ) had ever worked with a 60-64 Chevrolet, I'm sure he WOULD have found the answers !

No sway bar.... about 40 pounds under the rear of the package tray, 4" back from the centre line of the axle, about 8" above the top of the tire.


admittedly... NOW I am REALLY messed up on pinion angle !

Jeff Lee 07-24-2007 12:01 AM

Re: 62 Chevrolet, STILL No Traction
 
Quote:

Originally Posted by NHRAstocker409 (Post 35873)
about 8" above the top of the tire.

That would be a no-no...

Aubrey N Bruneau 07-24-2007 01:27 AM

Re: 62 Chevrolet, STILL No Traction
 
OK Jeff, I'll bite...
What's a "no no" ? !

I used to have about 60 pounds bolted inside the rear crossmember, behind the bumper.
Got big flack for THAT. Told to put it directly over the rear axle, as high as practical.
This weight is "adjustable", on a weight bar, which is bolted to brackets that are welded to the frame.

Aubrey N Bruneau 07-24-2007 01:38 AM

oh... about weight to "fit" the class ?
 
Took the car to the scale finally.
No ballast, 4 gallons of fuel, with me in the car...
NOW it sort of makes sense...
1930 / 1740... 3670
For C Stock, my minimum weight over the scale would be 3635
For D Stock, ...... 3828

I'm 20 something pounds over weight... should I go on a diet, and run with no ballast in C ?!!!
Or, should accept my "middle age spread", add 150 pounds of stratigically placed weight to the car, and run in D ?

I know the ballast would make it launch better, but I always like the speed out the back door... and the car is heavy enough... lighter is easier on chassis parts.

Guees my question could be, can a car hook properly, with the front / rear weight distribution that this car has as is ?

( oh, the reason for my arror in my previous weight info, is that I forgot that last time I had weighed the car, that weight bar was in the rear bumper )

Jeff Lee 07-24-2007 01:51 AM

Re: 62 Chevrolet, STILL No Traction
 
General Regulation 4:2 - Ballast.
Ballast not allowed above rear tire. :(

Aubrey N Bruneau 07-24-2007 03:13 AM

Re: 62 Chevrolet, STILL No Traction
 
I see...
is that a specific rule just for me... to help gaurantee that this piece of $#%& NEVER hooks up ?!!!!!!

NEVER saw that. I've been over the rule book some 3,687,521 times...
never saw that.

So... WHERE does a person put ballast in a car that won't get initial traction ?
In front of the radiator ?

got the towel in my right hand, raised over my head... I'm ready.... get'n close !


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