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68 Coronet RT driveshaft lenth #1482155 08/09/13 04:47 PM 08/09/13 04:47 PM
Joined: Apr 2005 Posts: 267 So.IL.Home of Popeye P plum340demon OP enthusiast
plum340demon OP enthusiast P Joined: Apr 2005 Posts: 267 So.IL.Home of Popeye	I'm working on a buddy's 68 coronet rt 440 4 speed dana.The driveshaft that's in it is so long that it is pushing in on the tailshaft seal dust boot a little.I didn't think the yoke should be pushing in on the boot at all.Also this driveshaft has a big round wieght on the front just behind the yoke.I'v had several 69 and 70 b body's and never seen a driveshaft like this.Any help would be appreciated.

Re: 68 Coronet RT driveshaft lenth [Re: plum340demon] #1482156 08/09/13 05:04 PM 08/09/13 05:04 PM
Joined: Jan 2010 Posts: 1,010 Alberta, Canada K krisiesmopes super stock
krisiesmopes super stock K Joined: Jan 2010 Posts: 1,010 Alberta, Canada	Which diff and transmission? I have seen the weighted ones like you are talking about, have one here... can't remember what it is from.

Re: 68 Coronet RT driveshaft lenth [Re: krisiesmopes] #1482157 08/09/13 05:10 PM 08/09/13 05:10 PM
Joined: Jan 2003 Posts: 32,943 Grand Prairie,Texas stumpy I Win
stumpy I Win Joined: Jan 2003 Posts: 32,943 Grand Prairie,Texas	With the driveshaft disconnected from the rearend push it as far as it will go into the trans. There should be between 1/2 and 1" space between the Ujoint caps and the the place they seat in the rearend yoke. That is measured with the weight of the car on the springs. Either on the ground or on jack stands. The round weight was to reduce vibration.

Re: 68 Coronet RT driveshaft lenth [Re: krisiesmopes] #1482158 08/09/13 05:12 PM 08/09/13 05:12 PM
Joined: Apr 2005 Posts: 267 So.IL.Home of Popeye P plum340demon OP enthusiast
plum340demon OP enthusiast P Joined: Apr 2005 Posts: 267 So.IL.Home of Popeye	A833 4 speed and Dana 60

Re: 68 Coronet RT driveshaft lenth [Re: stumpy] #1482159 08/09/13 05:19 PM 08/09/13 05:19 PM
Joined: Apr 2005 Posts: 267 So.IL.Home of Popeye P plum340demon OP enthusiast
plum340demon OP enthusiast P Joined: Apr 2005 Posts: 267 So.IL.Home of Popeye	Quote: With the driveshaft disconnected from the rearend push it as far as it will go into the trans. There should be between 1/2 and 1" space between the Ujoint caps and the the place they seat in the rearend yoke. That is measured with the weight of the car on the springs. Either on the ground or on jack stands. The round weight was to reduce vibration. That is about what i have but the yoke rubbing on the boot concerned me.

Re: 68 Coronet RT driveshaft lenth [Re: plum340demon] #1482160 08/09/13 05:21 PM 08/09/13 05:21 PM
Joined: Jan 2003 Posts: 32,943 Grand Prairie,Texas stumpy I Win
stumpy I Win Joined: Jan 2003 Posts: 32,943 Grand Prairie,Texas	You could replace the seal with one that has no boot if it bugs you.

Re: 68 Coronet RT driveshaft lenth [Re: stumpy] #1482161 08/09/13 09:02 PM 08/09/13 09:02 PM
Joined: Jan 2010 Posts: 1,010 Alberta, Canada K krisiesmopes super stock
krisiesmopes super stock K Joined: Jan 2010 Posts: 1,010 Alberta, Canada	50.39"

Re: 68 Coronet RT driveshaft lenth [Re: plum340demon] #1482162 08/09/13 09:51 PM 08/09/13 09:51 PM
Joined: Aug 2005 Posts: 11,543 chicagoland,usa B buildanother I Live Here
buildanother I Live Here B Joined: Aug 2005 Posts: 11,543 chicagoland,usa	Maybe it came out of a car with 8 3/4?

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