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Old 11-25-2005, 10:16 PM
70 copo 70 copo is offline
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Default Re: 69 vs 70 Z's

Mark,

I found some more pictures of the 70 and 69 together. If I get a chance later I will post them. They are from the 80's when I drove the '70 on the street.. Memories..The engine makes power to 7200, and Valve float happens at 7800 on the factory tach. Yep I drove it, raced it on the street, One day Topped it out to 130 on the factory Speedo, the rear mirror was shaking so bad you couldent see a damn thing too, hit a bump or dip in the road and the car would slightly lift, land and bark the tires as the rears grabbed pavement again...

How I managed not to blow it up is just pure luck, and with help of the 3:73's I am sure. Original engine still purrs like a kitty today...

Phil
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Old 11-28-2005, 01:00 AM
70-SS/RS-L78 70-SS/RS-L78 is offline
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Default Re: 69 vs 70 Z's

[ QUOTE ]
Mark,

How I managed not to blow it up is just pure luck, and with help of the 3:73's I am sure. Original engine still purrs like a kitty today...
Phil

[/ QUOTE ]
Phil,
I also consider myself very lucky for not venting the original engine, That little solid lifter engine Revs extremely
fast, especially with a missed shift at 7 grand. I finally wised up and put a REV limiter on the car. You have a lot
of self restraint, It must be hard to not take the car out for a ride to “Clean out the Carbon” I am going to have to
learn some Self Restraint and “Not Drive the Car” when my Gold L78 is finished.
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Old 11-28-2005, 01:35 AM
70 copo 70 copo is offline
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Default Re: 69 vs 70 Z's

Yea you are right It is real tough not to take it out "Hit It" as we used to call it.

The shifter no doubt helped keep me out of the scatter zone too, but now that I think of it I was not one to risk it powershifting all the time.

Fun - but the fun can be over real quick if you miss.

Now Hassett Has some powershifting stories I am sure he can tell on the 302. As I recall Mark Dusted a Big block Chevelle with the 302 not too long ago and keeping the 302 revved up was the key!

Phil
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Old 11-28-2005, 01:44 AM
CamarosRus CamarosRus is offline
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Default Re: 69 vs 70 Z's

Phil, When I had my first (bought new) 70 Z it had the M-40/T-400 "on the tree". I understand not as much FUN as shifting the 4 speeds........but I used to let it shift itself out of low at ??? rpm and then manually shift in to drive at ?? rpm....I cant remember (shxx) on details, but I ultimately got this Z-28 with stock long block, stock trans and convertor into high 12's.........(Headers,recurved dist, recalibrated stock 4555, Line Lock, small slicks) <font color="brown"> </font> <font color="brown"> </font>
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70 Camaro R/S Z-28, L-78, R/S SS
69 Camaro COPO &quot;recreation&quot;
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Old 11-28-2005, 02:17 AM
70 copo 70 copo is offline
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Default Re: 69 vs 70 Z's

Chuck,

Yea, Car Craft did that too back in '70. They got the '70 Z test car in to the high 12's too - then broke the driveshaft!

Phil
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