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Old 08-04-2007, 07:09 PM   #1
68350
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Driveshaft Question

Hi

I have a 1972 chevy shortbox. It is a factory 350/TH350 setup and am planning on putting a 402 in it. I am going to leave the TH350 for now and was wondering if the driveshaft will work or if I need to get a different one. Thanks.
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68 Chevy CST/10, 50th Anniversary, 327/th400, 373 posi, buckets
68 GMC Shortbox Stepside, 402/th400, Tilt, Tach, Bucket Seats, 3.08 Positraction
69 Chevy Camaro SS, 383, 4 speed, positraction
70 Chevy El Camino SS396, Triple Black, 454/th400, Tach
70 Chevy Shortbox Stepside 4x4, 350/th350, Tilt, Tach, Cab Lights, Bumper Guards, Tow Hooks
70 Chevy 3/4 Longbox, 350/auto, 70k, SURVIVOR
71 Chevy Blazer, CST, 350/auto
71 GMC Sierra K2500, 454, 4 speed, 4.10 posi, 37s
71 Custom/30, Open Road, 350/th400, tilt
72 Chevy Shortbox Fleetside, 496 Stroker/th400, Tilt, Tach, Bucket Seats, 3.42 Posi
72 GMC Sierra Grande 2500. 427/th400, tilt, a/c, tool and stowage, buckets/console, 3.54 posi
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Old 08-04-2007, 10:16 PM   #2
jhow66
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Re: Driveshaft Question

Trans will not move so driveshaft will be the same.
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Old 08-07-2007, 10:56 PM   #3
68350
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Re: Driveshaft Question

Ttt
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68 Chevy CST/10, 50th Anniversary, 327/th400, 373 posi, buckets
68 GMC Shortbox Stepside, 402/th400, Tilt, Tach, Bucket Seats, 3.08 Positraction
69 Chevy Camaro SS, 383, 4 speed, positraction
70 Chevy El Camino SS396, Triple Black, 454/th400, Tach
70 Chevy Shortbox Stepside 4x4, 350/th350, Tilt, Tach, Cab Lights, Bumper Guards, Tow Hooks
70 Chevy 3/4 Longbox, 350/auto, 70k, SURVIVOR
71 Chevy Blazer, CST, 350/auto
71 GMC Sierra K2500, 454, 4 speed, 4.10 posi, 37s
71 Custom/30, Open Road, 350/th400, tilt
72 Chevy Shortbox Fleetside, 496 Stroker/th400, Tilt, Tach, Bucket Seats, 3.42 Posi
72 GMC Sierra Grande 2500. 427/th400, tilt, a/c, tool and stowage, buckets/console, 3.54 posi
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Old 08-07-2007, 11:00 PM   #4
GREASEMONKEY72
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Re: Driveshaft Question

if youre keeping the same trans that came out then the same drive shaft will be fine
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Old 08-07-2007, 11:04 PM   #5
1969k10stepside
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Re: Driveshaft Question

It should all work with no need for a driveshaft change,lenthen,or shorten as long as you dont move the motor positioning.
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Old 08-08-2007, 12:39 AM   #6
Texasbigblock
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Re: Driveshaft Question

might want to check your clearance issues first. I had to move my motor/trans back 2'' when i changed from a small to big block and my fan still sits only about 3/4 inch from the radiator. But i used late model mounts and brackets, not sure how the origionals work. In my case i had to shorten the driveshaft 2'' as well. i went with a 1 piece out of a later model chevy shortbed thats larger around and stronger.
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Old 08-08-2007, 12:40 AM   #7
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Re: Driveshaft Question

...............almost forgot, i also have a long water pump......
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