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Messages - jk1969z28

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16
Restoration / What is meant by N44 versus Quick ratio
« on: April 04, 2020, 03:29:02 AM »
So I've been looking all over the place and like the Eagles sang "the more I know the less I understand".  From what I've researched, the 1969 Z/28 came standard with "quick ratio" and from what I've learned that meant a longer pitman arm and shorter steering arms, but I don't think that means N44.  I am finally coming down the home stretch of restoring my 1969 Z/28, but years ago I knew I would be rebuilding my manual steering box.  So I went on eBay and I wanted the "quick ratio" worm gear, figuring that what was meant.  So after looking I found a part 5678504, bought it and set it aside. 

So fast forward and its time to rebuild my box, really not that hard, but then I was reading on this site that the quick ratio with the special worm gear is not fun to drive, so I got a "normal" worm gear and rebuilt the box with it.  However I still did not understand what was meant by N44.  So here is what I'm thinking, and please let me know if I'm wrong or since this site has been up for a long time I'm just not seeing it, I've searched this site for the aforementioned part number with no hits that is why I thought I would do some research.  Quick ratio was standard on the Z/28 but if you wanted the special gear, part 5678504 that what was meant by N44, at least that is what I'm thinking and it probably didn't get a "special" manual steering box.  I've attached pictures of the part and the mention of this part in the parts manual, the gearing is courser versus the "standard worm gear", I held them side by side, sorry I didn't think to take a picture at the time. 

There is no mention of N44 in the AIM, N40 means power steering.  In Jerry MacNeish's book, and I know its a small sample size, but the only window sticker mentioning N44 is on page 112 and its not a Z/28 but a COPO with manual steering, no N40 option.  The one highly optioned Z/28 on page 102 has the N40 power steering option, but no mention of "quick ratio" probably because it was standard on the Z meaning it got the longer pitman and shorter steering arms.  So my conclusion, and I'm sure I'm wrong, but here it goes, N44 meant you got a steering box with worm gear 5678504, does that include the longer pitman and shorter steering arms, probably but not sure.  Thoughts are more than welcome!!!

Regards,
Jerry K.

17
Interesting seeing the old photos, if the location of the emblem was a topic was it because one of you questioned its location?  But either it was a mistake at the factory or someone moved it, but it should be moved towards the headlight with the "Z" being split by the vertical line that is currently between the "Z" and the "28".  On the horizontal location it is correct.  I don't mean any disrespect and the car is beautiful, but the emblem has guide marks on the back side that are meant to line up the emblem on the grill, if you use your pinkie and feel behind the "Z" you should be able to feel the alignment marks, they are very pronounced.  But if your friend is happy with it by all means leave it alone!!

18
Jimmy, you got it spot on in my opinion, the second post in this discussion shows the Silver Z with the emblem on the second vertical.  Now when you look at your car do you think, in your opinion it looks "right" as opposed to where you had it before?

19
I have never measured the openings of the "egg" crate rectangles Standard vs. RS, but I would bet they are the same.  My opinion again is that the Z should be split by the third vertical, but the judges in the Legend class deducted points saying it should be centered on the second vertical but I have not seen any of them defend that position or show any other supporting material other then what is pictured in Jerry Mac's book.  Again not that I am correct but just from a gut feeling.  One thing you will notice is that the headlights on the Standard grill are closer together versus the RS headlights and I think that might play into some folks thinking it should be on the second, but if you go to my original post the picture from 1969 is very compelling.  Plus it just looks "right" again, my opinion.  Jimmy to make certain your emblem is on the vertical correctly make sure the guides on the back of the emblem are split by the vertical and not to the right or left, if you've had the emblem off and looked at the back of it you'll know what I'm referring too.

Regards,
Jerry K.

20
In my opinion yes!!  Others might have a different opinion.

Jerry K.

21
Dennis you got me by 500 :-)  Here is a car listed on ebay and his VIN is close to us, funny how the trim tags work out though my VIN is after his but his trim tag is about 9000 higher then mine.  http://www.ebay.com/itm/301250144385?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649

22
Yes, dealership was not far from Kansas City, to the southwest and not far from the Missouri border, so I figure that I'd have two states to check to find any leads for this car.  Anyone know of an old friend, neighbor or relative in the Kansas City area that bought a Cortez Silver Z/28 in the summer to fall of 1969 at Van Chevrolet drop me a line.  A long shot I'm sure but you never know, never thought I would have even this much information until recently.

Regards,
Jerry K.

23
Got another awesome piece of memorabilia from Van Chevrolet!! Thanks to LVN 67 I can not thank you enough!!!

Regards,
Jerry K.

24
Now I know where my car started its journey and I also have a cool dealer emblem to go with it, all because of the fine folks on this board!!!  Thanks CRG!!

Regards,
Jerry


25
LVN 67  -  YOU ROCK!!!  Thanks for the information and even considering checking with friends is above and beyond!!

Regards,
Jerry K.

26
I've been hoping to finally get this info for years, I guess any info would have been cool, but this was awesome and helps in possibly tracking down more info.  Here is what I got:  Production date was 07/02/1969, dealer code 885 in zone 5, dealer was Van Chevrolet, Shawnee Mission, Kansas.  I figured my car must have been one of the last June cars since my trim tag says 06A but based on my VIN being N6647XX.  Any Kansas folks know this dealer?  My car is a 1969 Cortez Silver Z/28, X33D80 flat hood car, original motor and trans, I've had it since 2006 so I figure I am about half way through the restoration :-)

Jerry K.

27
Placement is pretty straight forward because of the guides that are on the back of the emblem.  On the Standard grill it is a given and everyone knows its location that is why I think it looks awkward if it is placed anywhere else, standard, RS or even stripe delete :-).  Wonder if this should be a research project?  Any feedback from the Legend judges on this issue for the RS grill?

Jerry K.

28
Vince, Awesome thanks for the contribution!!!  It does appear to be on the third veritcal though, I think the stripe is the key and the placement of the emblem in relationship should be the same RS vs. Standard.  Any more pictures anyone else has would be great.

Regards,
Jerry K.

29
Interesting that both RS Z/28s that are for sale at Heartbeat City have the emblem on the third vertical, nice detailed photos of both cars by the way.

Jerry K.

30
Jimmy thanks for not yelling at me  :D  Be careful if you do decide to relocate the emblem, I've seen a post break before when removing the nut.  I'll let you decide if you should put it on the 2nd or 3rd vertical.


Jerry K.

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