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Seat Size????????????

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Old Jul 25, 2011 | 08:44 PM
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Default Seat Size????????????

Is it normal to have one seat sit up higher than the other.???? I bought a set of used 81 seats for my 81 the same except these ones have power drivers which is not wired but pass seat sits up higher. and is it possible to switch tracks so the drivers seat goes in pass side to hide the power mounting in the bottom bucket????? thanks
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Old Jul 26, 2011 | 12:07 AM
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Starting in 1979 the car seats were a different height if the car had tilt wheel option.

Standard wheel used the following:

On non tilt cars.
470645 was the left outer and right inner adjuster
470646 was the left inner and the right outer adjuster.

On Tilt wheel cars:
471999 was used on the left outer
472000 was used on the left inner.
470045 was the right inner
470046 was the right outer..

I think the taller seat tracks belong on the driver side of the car. Based on the fact that the tilt wheel option would give you more room and thus allow for a higher seat. Maybe someone else can enlighten me on this too..

Willcox
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Old Jul 26, 2011 | 05:41 PM
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this is my concern. not sure if its designed to be that way and evyones does this or if i have wrong seats or im missing something with the tracks. it sticks out big time and i noticed it right off the bat. it looks dumb


Originally Posted by Willcox Corvette
Starting in 1979 the car seats were a different height if the car had tilt wheel option.

Standard wheel used the following:

On non tilt cars.
470645 was the left outer and right inner adjuster
470646 was the left inner and the right outer adjuster.

On Tilt wheel cars:
471999 was used on the left outer
472000 was used on the left inner.
470045 was the right inner
470046 was the right outer..

I think the taller seat tracks belong on the driver side of the car. Based on the fact that the tilt wheel option would give you more room and thus allow for a higher seat. Maybe someone else can enlighten me on this too..

Willcox
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Old Jul 26, 2011 | 06:21 PM
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post a picture if you get a chance.
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Old Jul 26, 2011 | 07:46 PM
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Originally Posted by Willcox Corvette
Starting in 1979 the car seats were a different height if the car had tilt wheel option.

Standard wheel used the following:

On non tilt cars.
470645 was the left outer and right inner adjuster
470646 was the left inner and the right outer adjuster.

On Tilt wheel cars:
471999 was used on the left outer
472000 was used on the left inner.
470045 was the right inner
470046 was the right outer..

I think the taller seat tracks belong on the driver side of the car. Based on the fact that the tilt wheel option would give you more room and thus allow for a higher seat. Maybe someone else can enlighten me on this too..

Willcox
Thanks for the info! I was in the process of swapping seats around since over the years the driver was leaning back more than the passenger seat. I will now change the rails.
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Old Jul 26, 2011 | 09:22 PM
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i do not have pics but i went onto ebay and looked at some cars for sale and many of them have the drivers seat like 6 inches taller than the passenger seat. mine is not that much higher. but many of them were the same size seats as well?????????? this is baffling me and making no sense to me. nothing was the same about one or the other. some powers had bigger seats and some had the same but said nothing about steering columns so im not sure still???? either way it will still be fiine to bolt in and drive right???


Originally Posted by Willcox Corvette
post a picture if you get a chance.
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Old Jul 26, 2011 | 10:51 PM
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The plastic seat bottoms are all the same, so there shouldn't be any reason why you can't switch your seat tracks.

The power seat may be lower (or higher) because of where it was set, when it was removed from the donor car. The 81-82 power seats adjusted 6 ways. Besides moving forward and backward, and tilting, they also moved up and down. Without power to the seat, you can not adjust the height. So whatever height it was set at, when it came out of the last car, is where it will remain set at.

The seats you've seen at different heights in other 81-82 Corvettes, may also be a result of how the seat is adjusted. Depending on how high or low, or how much it's tilted, the drivers seat will be at a different height than the passenger seat.
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Old Jul 26, 2011 | 11:20 PM
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this is larger with the seat tracks. google the seat bottoms and youll see that some bottoms are taller than the others. seat buckets are with new tracks so not an adjustment problem and also looked at several cars with seats all the way back and they were all taller, thanks for input though


Originally Posted by gbvette62
The plastic seat bottoms are all the same, so there shouldn't be any reason why you can't switch your seat tracks.

The power seat may be lower (or higher) because of where it was set, when it was removed from the donor car. The 81-82 power seats adjusted 6 ways. Besides moving forward and backward, and tilting, they also moved up and down. Without power to the seat, you can not adjust the height. So whatever height it was set at, when it came out of the last car, is where it will remain set at.

The seats you've seen at different heights in other 81-82 Corvettes, may also be a result of how the seat is adjusted. Depending on how high or low, or how much it's tilted, the drivers seat will be at a different height than the passenger seat.
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Old Jul 26, 2011 | 11:58 PM
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Default Seat Tracks

I dont know about the other years , but I just finished my 81 interior ,
The Pass seat track uses a bolt which screws into a "captive nut" on the frame/floor pan.....while the drivers power seat track has bolts attached with nuts securing it under the pan ...

Dont see how the sides would be intechangeable without mods ..

Hope this helps
Neal
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Old Jul 27, 2011 | 12:31 AM
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Originally Posted by Willcox Corvette
Starting in 1979 the car seats were a different height if the car had tilt wheel option.

Standard wheel used the following:

On non tilt cars.
470645 was the left outer and right inner adjuster
470646 was the left inner and the right outer adjuster.

On Tilt wheel cars:
471999 was used on the left outer
472000 was used on the left inner.
470045 was the right inner
470046 was the right outer..
I believe the above numbers only pertain to the "clam shell" seats used in 79-80 Corvettes. The part numbers for the driver's seat tracks were different for 81-82. 14016105 was the 81-82 LH (outer) driver's seat track, and 14016106 was the RH (inner) driver's seat track. 81-82's still used the 470645 and 470646 on the passenger (right) side seat (note that 470045 and 470046 above, should be 470645 & 470646).

The driver's seat needed different tracks starting in 81, that were taller than earlier tracks. This was because the 81-82 floor is deeper under the driver's seat, than on 80 and earlier cars, to allow for clearance of the optional power seat's motor.

I think the taller seat tracks belong on the driver side of the car. Based on the fact that the tilt wheel option would give you more room and thus allow for a higher seat. Maybe someone else can enlighten me on this too..

Willcox
I'm not sure that there were 2 different seat tracks, for use with and with out tilt columns. The way I read my May 1980 Corvette Parts Book (and later books too), 471999 & 472000 may have been used all 78-80 driver's side clam shell seats.

My Corvette Parts Books list the seat tracks as follows:

76-78 W/AR7.................362981 2 ADJUSTER, L.H.
76-78 W/AR7.................362982 2 ADJUSTER, R.H.
78 W/A51.................470645 LH ADJUSTER, PASS ST
78 W/A51.................470646 RH ADJUSTER, PASS ST
78-80 W/A51, T&T WHL...471999 LH ADJUSTER, DRIVER ST
78-80 W/A51, T&T WHL...472000 RH ADJUSTER, DRIVER ST
79-81 ..........................470645 LH ADJUSTER, PASS ST
79-81 ..........................470646 RH ADJUSTER, PASS ST
81 ............................14016105 LH ADJUSTER, DRIVER ST
81 ............................14016106 RH ADJUSTER, DRIVER ST

AR7's are the standard 78 buckets, while A51 is the clam shell seat used in 78 Pace Cars as well as all 79-82's. The 470645 & 470646 are only listed for use on the passenger side seat here, and the 471999 & 472000 are the only driver's side tracks listed. Why the "T&T WHL" would be noted, I don't know, but it appears to me that all 78-80's with clam shell seats, may have used the same driver's side seat tracks. 82 is not listed here as I copied it as it appears in a 5-80 Parts Book, but the 1-83 Parts Book I have lists the same numbers, but includes 82 with the last 4 listings.

Do you have a Parts Book that lists the tracks differently? I have a 79 dated book at work, and I'll look tomorrow to see how it lists the tracks.

Either way, all 1980 Corvettes would have used the 471999 & 472000 tracks on the drivers seat, as tilt was standard on all 1980's.
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Old Jul 27, 2011 | 09:42 AM
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Originally Posted by gbvette62
...tilt was standard on all 1980's.
And 81s and 82s.

Plug up your power seat motor and raise/lower the seat. Power driver's seat mount will not swap to the passenger's side.

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Old Jul 27, 2011 | 10:08 AM
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Originally Posted by 81shark2008
this is larger with the seat tracks. google the seat bottoms and youll see that some bottoms are taller than the others. seat buckets are with new tracks so not an adjustment problem and also looked at several cars with seats all the way back and they were all taller, thanks for input though
There was only one seat bottom used with all 79-82 clam shell bucket seats. Chevrolet only listed one part number (14018924) for all 79-82 black (paint to match) seat bottoms. At one time the bottoms were available pre-painted in colors, but there was still only one seat bottom. The Corvette Parts Books list them for use for both left and right.

There was no variation in the height of the seat bottoms, they were all the same height. The only variation was in the seat tracks and the drivers side floor pans.
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Old Jul 27, 2011 | 10:40 AM
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Originally Posted by Willcox Corvette
Standard wheel used the following:

On non tilt cars.
470645 was the left outer and right inner adjuster
470646 was the left inner and the right outer adjuster.

On Tilt wheel cars:
471999 was used on the left outer
472000 was used on the left inner.
470045 was the right inner
470046 was the right outer..

Willcox
Originally Posted by gbvette62
My Corvette Parts Books list the seat tracks as follows:

76-78 W/AR7.................362981 2 ADJUSTER, L.H.
76-78 W/AR7.................362982 2 ADJUSTER, R.H.
78 W/A51.................470645 LH ADJUSTER, PASS ST
78 W/A51.................470646 RH ADJUSTER, PASS ST
78-80 W/A51, T&T WHL...471999 LH ADJUSTER, DRIVER ST
78-80 W/A51, T&T WHL...472000 RH ADJUSTER, DRIVER ST
79-81 ..........................470645 LH ADJUSTER, PASS ST
79-81 ..........................470646 RH ADJUSTER, PASS ST
81 ............................14016105 LH ADJUSTER, DRIVER ST
81 ............................14016106 RH ADJUSTER, DRIVER ST

Do you have a Parts Book that lists the tracks differently? I have a 79 dated book at work, and I'll look tomorrow to see how it lists the tracks.
Well I got to the shop and took a look at my Sept. 79 Corvette Parts Book, and I'm even more confused now.

The 9-79 Book's list is similar to the one I posted above, but with the following changes:

For the 78 AR7 seat track listing, "EXC. T&T WHL" is in parenthesis on the line, after "AR7". But, the Parts Book still lists the 78 AR7 tracks as being "PASS ST" (or passenger seat) only though! This is strange, as T&T wouldn't have any effect on the passenger seat?

Unlike the my list above, that lists the 79-80 tracks 470645 & 470646 as "PASS ST", the 9-79 Parts Book makes no mention of the word "PASS", but instead just lists them as LH & RH ADJUSTER. ST!

This is getting pretty hard to follow, and I'm posting it!

Also more old Parts Books I look through, the more confused I get. As such, I think I will move on for now!
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Old Jul 27, 2011 | 10:08 PM
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GB... I think the numbers I posted were from the AIM.. I too.... get confused on this one as well...

I've got some pictures from the different AIM's and the parts books from 79 80 and the 1983 last revision... somewhere.. I started to try to figure this out and nail it down.. I'll take a look and see if I can find them. Maybe it will help..

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Old Aug 2, 2011 | 04:34 PM
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so should i just mount them in????? is this a normal no big deal thing or is something wrong with the new seats since my old ones didnt do that? thankis


Originally Posted by Willcox Corvette
GB... I think the numbers I posted were from the AIM.. I too.... get confused on this one as well...

I've got some pictures from the different AIM's and the parts books from 79 80 and the 1983 last revision... somewhere.. I started to try to figure this out and nail it down.. I'll take a look and see if I can find them. Maybe it will help..

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