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Old 04-05-2013, 04:24 AM
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Default BX axle code?

After 29 years, I finally striped the rear for a fresh coat black paint. A BX axle code? (Factory 4:88's) Was this a special order? BWAG, Bob Wagner ordered the car in Oct of 68 over lunch in his dealership.

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Old 04-05-2013, 06:02 AM
Kurt S Kurt S is offline
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Default Re: BX axle code?

May axle in a Dec car?
I'd say it looks like the axle came from a 68 Camaro.
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Old 04-05-2013, 06:37 AM
SuperNovaSS SuperNovaSS is online now
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Default Re: BX axle code?

Kurt,

You no doubt know your stuff but how many 4.88 posi rears were made? I can't imagine them flying off the shelf. I don't think this is a cookie cutter situation. There is already early photos showing this was an L89 car. If there is any situation I would think may have an unordinary date spread, a 4.88 geared rear would be at the top of the list. Am I off base?


Jason
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Old 04-05-2013, 03:46 PM
P.J. P.J. is offline
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Default Re: BX axle code?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: ss427copo</div><div class="ubbcode-body">After 29 years, I finally striped the rear for a fresh coat black paint. A BX axle code? (Factory 4:88's) Was this a special order? BWAG, Bob Wagner ordered the car in Oct of 68 over lunch in his dealership.

</div></div>

Hey Jeff
my 68 Camaro was factory ordered with 488 rear end. Is this rear end in your car, and was it orig to your car??

LIke to sell it???
PJ
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Old 04-05-2013, 04:23 PM
L78M22Rag L78M22Rag is offline
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Default Re: BX axle code?

Interesting discussion. My 1968 elkie SS (factory L78/M22) has a KO coded rearend (4:88 posi) that is dated just prior to the car's build date. The rear was not on the Canadian docs (only shows G80 - posi), so do you figure that rear was installed by the dealer or was it just coincidence that someone swapped the rear for a correct dated 4:88 at some point?
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Old 04-05-2013, 04:24 PM
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Default Re: BX axle code?

Very interesting. Nice score Jeff (altho a decades old score) [img]<<GRAEMLIN_URL>>/biggthumpup.gif[/img] Would the 4.56 &amp; 4.88 gears get the hardened pinions like the COPO 4.10 rear ends? I would hope so! [img]<<GRAEMLIN_URL>>/shocked.gif[/img]
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Old 04-05-2013, 10:41 PM
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Default Re: BX axle code?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: mockingbird812</div><div class="ubbcode-body">Very interesting. Nice score Jeff (altho a decades old score) [img]<<GRAEMLIN_URL>>/biggthumpup.gif[/img] Would the 4.56 &amp; 4.88 gears get the hardened pinions like the COPO 4.10 rear ends? I would hope so! [img]<<GRAEMLIN_URL>>/shocked.gif[/img] </div></div>

Well, the last photo tells you it wasn't High Impact enough for the 427! eh-eh-eh. I guess when you have a 427 with an L88 personality, sumpin' was going to let go. I replaced the R&amp;P 10 years ago with the same.





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Old 04-06-2013, 03:24 AM
COPO COPO is offline
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Default Re: BX axle code?

I don't think the date spread would be too unusual for an uncommon rear end such as a 4.88. I recall the 67 BM Chevelle that I owned had an 11-18-66 build date for the rear and the car had an 06B of 1967 build date, so that would be a 7 month spread (4.56 with metallic drum brakes) and I am 100% certain it was original to the car as documented on the POP and plus other physical evidence.
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Old 04-06-2013, 04:33 AM
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Default Re: BX axle code?

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: COPO</div><div class="ubbcode-body">I don't think the date spread would be too unusual for an uncommon rear end such as a 4.88. I recall the 67 BM Chevelle that I owned had an 11-18-66 build date for the rear and the car had an 06B of 1967 build date, so that would be a 7 month spread (4.56 with metallic drum brakes) and I am 100% certain it was original to the car as documented on the POP and plus other physical evidence. </div></div>

Two owners to date...Bob ordered it this way in '68. I'm just the caretaker since 74. It has never been apart........except for me busting the ring gear one late Saturday night up shifting into 2nd at 7400. (it was late and the neighbor was pissing me off about me adjusting the valves and carb with the headers
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Old 04-06-2013, 11:17 AM
70 copo 70 copo is offline
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Default Re: BX axle code?

What a great car-cannot wait to see it in person [img]<<GRAEMLIN_URL>>/burnout.gif[/img] ..
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