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-   COPO - United States (https://www.yenko.net/forum/forumdisplay.php?f=94)
-   -   70 COPO (https://www.yenko.net/forum/showthread.php?t=87468)

YENKO DEUCE REGISTRY 07-07-2006 01:27 AM

Re: 70 COPO
 
Bring your digi-cam, and fire away on the broach marks - the pad is bare metal. My car has it's original engine, trans and rear, along with the POP, original BOS and Yenko's Inventory Sheet - and was very complete when I bought it. The normal replacement items were changed, carb, distributor, alternator, water pump & exhaust, but otherwise it was all there. There are some minor differences between our two LT1's, and make for some interesting discussion.

SCR9 https://www.yenko.net/ubbthreads/imag...lins/beers.gif

Xplantdad 07-07-2006 04:28 AM

Re: 70 COPO
 
Marlin...wasn't your Deuce featured on the Cars in Barns Website? https://www.yenko.net/ubbthreads/imag...lins/dunno.gif

I'll be there with my cameras... https://www.yenko.net/ubbthreads/imag...lins/beers.gif

Rick H 07-07-2006 04:37 AM

Re: 70 COPO
 
[ QUOTE ]
Rick,

Yes the dealers that knew about it could order it. How that all came together was through the zone reps as they were trying to spread them out to show the SCCA they were in production. Dealers within 300 miles of an SCCA race event were a priority for delivery.

Phil https://www.yenko.net/ubbthreads/imag...lins/beers.gif



[/ QUOTE ]

Which would make a lot of sense with my car seeing that it has always been a Western NY car and Watkins Glen is real close. The zone rep for the area my car was found also ordered the 1969 Camaro Pace car for Watkins Glen.

Rick H.

69LM1 07-07-2006 07:29 AM

Re: 70 COPO
 
"Original motor in your car?
Phil "

Yep, Original Motor, Tranny (Auto) and Rear. Even the carb is original. The only non original part is that someone added headers, but the exhaust manifolds were in the trunk, so before SCR9, the headers are scheduled to be removed next week. she will be back to bone stock.

Let me see what my mechanic has to say after he inspects and tunes her up, I am not the best driver, but if he gives the Ok, then we might have a race! https://www.yenko.net/ubbthreads/imag...ins/3gears.gif

Rich

70 copo 07-07-2006 02:03 PM

Re: 70 COPO
 
https://www.yenko.net/ubbthreads/imag...ns/naughty.gif https://www.yenko.net/ubbthreads/imag...ns/naughty.gif https://www.yenko.net/ubbthreads/imag...ns/naughty.gif https://www.yenko.net/ubbthreads/imag...ns/naughty.gif https://www.yenko.net/ubbthreads/imag...ns/naughty.gif
Now this would be great to see. Hmmm A 4.10, and a good reaction time.... Did you ever read the car craft from '70 where they drag tested a 70 Z28 and pulled a 12.9 out of it?

The weak link is always seems to be the stock driveshaft which usually fails at that point.

One of the the fastest regular road tests with the 70 Z28's were in automatics too. At this point you get your reaction time down and let the car do the rest. Road and Track ran a 14.2 with a driver and a full tank of gas. As I recall trap speed was a touch over 100.


OK. Marlin You may get what you want after all.

Phil https://www.yenko.net/ubbthreads/imag...lins/beers.gif

Charley Lillard 07-07-2006 05:24 PM

Re: 70 COPO
 
Rich...Most of us are crappy drivers so don't worry about that aspect of it. If it were mine I would leave the headers on it.

markjohnson 07-07-2006 07:06 PM

Re: 70 COPO
 
I agree, leave the headers on. I think I've mentioned this before but a friend on mine has a bone stock, never opened, stock cam,intake,carb etc. 1970 LT-1 out of a '70 Z-28 that was wrecked very early in it's life. He's had this motor for like over 30 years in his Corvette. He recently yanked it out and put the engine into his son's '69 Camaro with a four speed, 4.11's, and some small nine inch slicks. The car runs 12:30's and this motor is even a little tired after so many years of street driving. Those times say alot about the performance potential of that engine. That's Rat motor territory!

69LM1 07-07-2006 07:21 PM

Re: 70 COPO
 
Marlin,

How's the deuce setup? Stock w or wo headers, cam etc?

I need to check the build sheet and see what rear is in mine.

Rich

Jeff H 07-07-2006 07:34 PM

Re: 70 COPO
 
Wouldn't a tall spoiler car be slower than a short spoiler car due to the added wind resistance at high speeds? https://www.yenko.net/ubbthreads/imag...mlins/wink.gif

YENKO DEUCE REGISTRY 07-07-2006 08:20 PM

Re: 70 COPO
 
[ QUOTE ]
Marlin,

How's the deuce setup? Stock w or wo headers, cam etc?

Rich

[/ QUOTE ]

Stock - GM blueprint cam, carb, intake, TRW pistons, orig. rods & crank, etc..., no headers, no traction bars (will add spring clamps after the Nationals), original leaf springs, original front coil springs, and some standard Pep Boys shocks - no drag shocks, no super stock springs, no lightweight stuff in the trans or rear or anything, and E70x14 whitewalls! (and the correct, original style battery - not a hollowed out job!).

LT1, M21, and 4.10's

69LM1 07-08-2006 06:51 AM

Re: 70 COPO
 
OK,
Looks like mine has "GY4 = 373 Rear Ratio and "G80" = Posi

http://www.69lm1.com/70copo/buildsheet.jpg

70 copo 07-08-2006 02:48 PM

Re: 70 COPO
 
Rich,

Most cool! Gotta love the LOS cars. Build sheets are great.

3.73 is just like mine. Based upon the road test data from 1970- Even with a nearly perfect reaction time your 1320 ET's (stock with a 3.73 gear) are gonna be likely only Mid 14's..https://www.yenko.net/ubbthreads/imag...mlins/hmmm.gif

Rich I gotta tell you If you decude to run it - a couple of passes at a local strip in your area will tell you for sure! https://www.yenko.net/ubbthreads/imag...iggthumpup.gif

Ok Marlin how much would you be willing give up to even the race?? How about leaving the headers on the Z??

Phil https://www.yenko.net/ubbthreads/imag...lins/beers.gif

hvychev 07-09-2006 08:18 AM

Re: 70 COPO
 
God, am I gonna miss smokin yo azz this coming SCR Marlin......All the tunin' and fussin did not beat my 13.9 last year! https://www.yenko.net/ubbthreads/imag...mlins/grin.gif

YENKO DEUCE REGISTRY 07-10-2006 05:18 PM

Re: 70 COPO
 
[ QUOTE ]
God, am I gonna miss smokin yo azz this coming SCR Marlin......All the tunin' and fussin did not beat my 13.9 last year! https://www.yenko.net/ubbthreads/imag...mlins/grin.gif

[/ QUOTE ]

Yea, this year I will have time to work on my own instead of yours https://www.yenko.net/ubbthreads/imag...mlins/grin.gif First a water pump, then fouled plugs last year https://www.yenko.net/ubbthreads/imag...ns/naughty.gif Just Funnin, but I believe that it's all in the driving - once JJ slammed down a 13.8x in your Deuce, you knew it was in there - and just drove it out. Not sure I'm willing to push mine too hard with the original drivetrain, but it sure is fun, even if I lose https://www.yenko.net/ubbthreads/imag...s/headbang.gif

14's is just fine for a 3.73 geared car, with these tires it's a driver's race anyway. I would leave the headers on, it'll give me an excuse https://www.yenko.net/ubbthreads/imag...mlins/grin.gif

COPO PETE 07-10-2006 08:06 PM

Re: 70 COPO
 
[ QUOTE ]
but I believe that it's all in the driving - once JJ slammed down a 13.8x in your Deuce, you knew it was in there https://www.yenko.net/ubbthreads/imag...mlins/grin.gif

[/ QUOTE ]
How soon they forget that a stranger who never sat in the car slams 3 tenths down on the owners best time! Sorry Franky, https://www.yenko.net/ubbthreads/imag...mlins/grin.gif
Peter

69LM1 07-11-2006 06:26 AM

Re: 70 COPO
 
OK Marlin,
Going to the shop tomarrow am and getting checked out as far as race worthiness and tuned up. I will take the offer and leave the headers on.
But, how about we do this old school, no tree, just a nod and a go!?

Xplantdad 07-11-2006 07:04 AM

Re: 70 COPO
 
Let's get the guy from Pinks there... https://www.yenko.net/ubbthreads/imag...lins/beers.gif https://www.yenko.net/ubbthreads/imag...ns/burnout.gif

70 copo 07-11-2006 02:05 PM

Re: 70 COPO
 
I have a knit cap I can wear.... https://www.yenko.net/ubbthreads/imag...mlins/haha.gif https://www.yenko.net/ubbthreads/imag...mlins/haha.gif

This is getting too cool!! https://www.yenko.net/ubbthreads/imag...lins/beers.gif

Phil https://www.yenko.net/ubbthreads/imag...iggthumpup.gif

YENKO DEUCE REGISTRY 07-11-2006 05:43 PM

Re: 70 COPO
 
It doesn't matter to me, just make sure it's an old school pretty girl who is doing the flag dropping https://www.yenko.net/ubbthreads/imag...mlins/grin.gif

Anyone got JJ's phone number https://www.yenko.net/ubbthreads/imag...ns/naughty.gif

sYc 07-11-2006 05:47 PM

Re: 70 COPO
 
[ QUOTE ]
Let's get the guy from Pinks there... https://www.yenko.net/ubbthreads/imag...lins/beers.gif https://www.yenko.net/ubbthreads/imag...ns/burnout.gif

[/ QUOTE ]

Funny that you should mention Pinks... as this month they will be shooting 4 episodes of Pinks at Gateway. Maybe I can see if they will hang around until Labor Day. https://www.yenko.net/ubbthreads/imag...mlins/haha.gif

budnate 07-11-2006 07:29 PM

Re: 70 COPO
 
sorry but that guy is DORK, show is hokey at best, great idea...wrong guy.

TDW 07-11-2006 10:37 PM

Re: 70 COPO
 
[ QUOTE ]
sorry but that guy is DORK, show is hokey at best, great idea...wrong guy.

[/ QUOTE ]

I strongly agree.

69LM1 07-12-2006 05:30 AM

Re: 70 COPO
 
Yea, I think the guy from pinks is a little off too. Overhuauling has the right idea with a chick.

Looking good so far.

Rich

COPO_Anders 07-23-2006 04:24 PM

Re: 70 COPO
 
1 Attachment(s)
I took this pic on a 1971 Z28 rearspoiler. Wouldnīt they line up better on a -71 ?

Rick H 07-23-2006 09:30 PM

Re: 70 COPO
 
If the 3 piece spoiler on my 70 Z looked that good I would be very happy.

Rick H.

70 copo 07-24-2006 04:45 AM

Re: 70 COPO
 
Anders,

That is close to the way mine looks now - after placement of shims and painstakingly adjusting the entire spoiler for best fit. What I get in return is a silght gap between the end cap and the quarter.

Tooling used on the First run of end caps were only designed by AO Smith for an initial 500 part run.

COPO_Anders 07-24-2006 12:24 PM

Re: 70 COPO
 
Phil,
the reason why I showed that pic was that I thought it COULD be a COPO-spoiler, that had been remowed from a -70 Z and put on this -71.
I didnīt get a chance to look under the hood, so I donīt know if this was an Antwerp car. A friend of mine had a -71 Antwerp-built Camaro that was fitted with the small -70 spoiler by the factory.
Iīm still curious, is this a typical 1971 spoiler ?

https://www.yenko.net/ubbthreads/imag...s/confused.gif

owners2 07-24-2006 04:48 PM

Re: 70 COPO
 
What if someone was selling copo 9796 end caps on e-bay , How would you know? How exactly can anybody tell the differance from the first run of end caps that were made for copo cars as opposed to the end caps for the 71 cars & newer? Thanks Jeff

owners2 07-27-2006 08:04 PM

Re: 70 COPO
 
O.K. guy's,somebody has to know what the differance is between the first run of COPO end caps as opposed to when the end caps where re-tooled & revised.What is the specific differance?If there was a first run of 500 shouldn't they have a differant part # or possibly something changed that is reconizably differant.You surely wouldn't make new tooling & not have anything differant(mounting perch heights or widths ?).How would you know if you were looking at copo end caps? Hey Phil,help me out & tell me what to look for , thanks Jeff

CamarosRus 07-27-2006 10:09 PM

Re: 70 COPO
 
Hello to ALL my 2nd Gen friends, This COPO spoiler end piece issue is obviously a very obscure, rare subject. Phil B. in my thinking is the most known 70 COPO authority in the world. Jeff C.(owners2) from N.C. has many 71 Camaros with three piece spoilers, and has been trying to research the heck out it.
Up until recent times, I had never heard of the existance of two different varities of spoiler ends 1) those that were used on REAL 1970 COPO Camaros and 2) those that were used on all other 3pc Spoliers from 71-73.
In so far as (Carlisle) judging how will WE ever be able to tell a REAL 70 COPO apart from a cloned COPO w/o seeing a build sheet.........and Norwwod COPO's like Phils' didnt come with buildsheets.
I sincerely hope Phil, Jeff or someone can shed some much needed light on a very difficult hard to research group of parts...........

RamAirDave 07-28-2006 09:58 AM

Re: 70 COPO
 
My 70 RS Z is a fairly original car. 58K miles, all the #s I've checked line out (except for wp, which was early for the car), and the engine is still on the original GM build. No paper, though. 4.10 posi/TH400, never tracked it, but g-teched at 5.7 and 14.5. Figure thats pretty close to what a dead stocker should run.

Had a "quickie resto" (paint and blacked undercarriage), I'm guessing sometime during the mid 80s or so.

Can see where the car had the tall spoiler at one time. I briefly talked to Phil at SCR8, and being an 04A car it's too early to be a COPO spoiler car. Thought it was kind of interesting that it started life as a short spoiler car, then had a tall spoiler, then back to the short again.

Not saying that that happening would be out of the question by any means, I just guess whoever owned it at the time of the repaint didnt like the tall spoiler.

dave


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