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Forum: Supercar/Musclecar Discussion 09-02-2016, 11:05 PM
Replies: 3
Views: 699
Posted By COPO PETE
Re: AFR Gauge Tuning BBC

Well with high compression applications. We find 13"s at cruise are plenty lean enough. If you re comfortable with 14"s at cruise thats perfectly ok if you re ok with it.

Running...
Forum: Supercar/Musclecar Discussion 09-02-2016, 04:30 PM
Replies: 3
Views: 699
Posted By COPO PETE
Re: AFR Gauge Tuning BBC

Normally. YOu ll want the idle and cruise around 13.0-13.5.


WOT 12.5-13.2.

One could add 2 jets in the primaries to richen the cruise up a bit, than pull 4 sizes out the back to...
Forum: Yenko Chevrolet 02-12-2015, 11:18 PM
Replies: 19
Views: 9,629
Posted By COPO PETE
Forum: Technical & Restoration 05-22-2014, 11:16 AM
Replies: 13
Views: 3,647
Posted By COPO PETE
Re: what transmission is this???

thanks for the info guys
Forum: Technical & Restoration 05-21-2014, 06:25 PM
Replies: 13
Views: 3,647
Posted By COPO PETE
Re: what transmission is this???

so there is no way by looking at the "numbers" on a tranny like this to determine if its a M-20 or M-21?
Forum: Technical & Restoration 05-21-2014, 11:18 AM
Replies: 13
Views: 3,647
Posted By COPO PETE
Re: what transmission is this???

i might have to have a look at it again. and look at it more closely.


It looks to be average shape.

Whats a tranny worth with the bel housing? 200$?
Forum: Technical & Restoration 05-20-2014, 11:12 PM
Replies: 13
Views: 3,647
Posted By COPO PETE
Re: what transmission is this???

there is a "p8a" stamped on the mid plate.

then a "2 12 " on the side on the main case. thats all i have from the picture i took.
Forum: Technical & Restoration 05-20-2014, 10:45 PM
Replies: 13
Views: 3,647
Posted By COPO PETE
what transmission is this???

buddy has a muncie transmission for sale.


3925660 is a number on the side.

u.s patient 3088336.


just curious is this thing is a m-21, m-22 or a 20.
Forum: Technical & Restoration 02-27-2014, 12:41 PM
Replies: 4
Views: 518
Posted By COPO PETE
Re: Transmission Choices

tremic 5 speed.

I believe they are rated for 650 hp.
Forum: Technical & Restoration 12-30-2013, 12:48 PM
Replies: 15
Views: 4,955
Posted By COPO PETE
Re: 1970 duece nova and bumper guards

As far as i know... Just the 2 COPO NOVAS were sold out of central. The Green one, and the silver one. I believe it was forest green also..


Owen.
Forum: Technical & Restoration 12-02-2013, 12:51 PM
Replies: 23
Views: 4,490
Posted By COPO PETE
Re: LS-6 camshaft

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: COPO PETE</div><div class="ubbcode-body">[quote=bbbentley]I have a Federal Mogul 143 version. The price was right, but I...
Forum: Technical & Restoration 11-30-2013, 09:27 PM
Replies: 23
Views: 4,490
Posted By COPO PETE
Re: LS-6 camshaft

&quot; has potential&quot; on stock bias plys.

I think if this camaro has stock exhaust, it may be the bottleneck. A nice pypes 2.5&quot; W/ &quot;X&quot; pipe full exhaust system will let the car breath...
Forum: Technical & Restoration 11-30-2013, 05:17 PM
Replies: 23
Views: 4,490
Posted By COPO PETE
Re: LS-6 camshaft

if its a fully blue printed 375 hp 396, makng a honest 375-400hp at the fly. With the M20 and a set of 4:56. The car will have potential to do 12:20's @ 112-114mph. You ll need to get a...
Forum: Technical & Restoration 11-29-2013, 11:04 PM
Replies: 23
Views: 4,490
Posted By COPO PETE
Re: LS-6 camshaft

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: bbbentley</div><div class="ubbcode-body">I have a Federal Mogul 143 version. The price was right, but I have not installed...
Forum: Technical & Restoration 11-29-2013, 10:55 PM
Replies: 23
Views: 4,490
Posted By COPO PETE
Re: LS-6 camshaft

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: frankk</div><div class="ubbcode-body"><div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: COPO...
Forum: Technical & Restoration 11-28-2013, 11:59 PM
Replies: 23
Views: 4,490
Posted By COPO PETE
Re: LS-6 camshaft

i would get the blueprinted version from Crane.

the cam is all done at about 62-6500rpm straight up. Retarding the cam 4-6 degrees will allow you to buzz it 7000-7200. The cam is a proven...
Forum: Technical & Restoration 11-08-2013, 11:37 PM
Replies: 47
Views: 15,317
Posted By COPO PETE
Re: 69Z stock cam

4:56/4:88 is the only way to go with a small block 302z or LT-1 .


Night and day responce from the 4:10's.
Forum: Technical & Restoration 11-06-2013, 12:44 AM
Replies: 47
Views: 15,317
Posted By COPO PETE
Re: 69Z stock cam

LT-1 is a fantastic cam also. But make sure its blue print spec from CRANE. the ones that are &quot;close but tweaked&quot; don't cut it...
Forum: Technical & Restoration 11-04-2013, 05:26 PM
Replies: 47
Views: 15,317
Posted By COPO PETE
Re: 69Z stock cam

I d go with the stock 302 blue print spec from CRANE. Straight up. Will work great with manifolds. Lot s of people have put in &quot;similar cams&quot; and end up going slower...


Depends...
Forum: Supercar/Musclecar Discussion 10-26-2013, 01:21 PM
Replies: 33
Views: 10,538
Posted By COPO PETE
Re: COPO Nova Transmission

i know The salesmens Dave Mathers ordered 10 COPO NOVAS. only recieved 2..



I cant find the build sheet at the moment, so i dont know the build date of the car..
Forum: Supercar/Musclecar Discussion 10-22-2013, 09:40 PM
Replies: 33
Views: 10,538
Posted By COPO PETE
Re: COPO Nova Transmission

i can't tell you the build date at the moment. i ll have to look it up. dad has the documents/ original bill of sale in his office somewhere.
Forum: Supercar/Musclecar Discussion 10-21-2013, 11:40 PM
Replies: 33
Views: 10,538
Posted By COPO PETE
Re: COPO Nova Transmission

MY Dads silver COPO NOVA was sold out of Central Chevrolet in London Ontario. As well as the green one.

I know for a fact Dads came with a M-20. I believe the green one did also.

...
Forum: Technical & Restoration 10-19-2013, 06:30 PM
Replies: 29
Views: 8,175
Posted By COPO PETE
Re: L79 engine differences: 66-67 Nova

in pure stocks drags. Both L-T1 and L-79 are comparable.


The COPO nova with LT-1 has done a Best of 12:76@109.9mph.

Thomas Pain has done a 12:9-.



Both Cars have 4:56...
Forum: Supercar/Musclecar Discussion 10-02-2013, 01:12 AM
Replies: 45
Views: 19,142
Posted By COPO PETE
Re: What COPOs were meant to do...

AWESOME! <<GRAEMLIN_URL>>/headbang.gif
Forum: Technical & Restoration 09-09-2013, 09:49 PM
Replies: 25
Views: 9,576
Posted By COPO PETE
Re: Tuning a DZ 302

Iv never had issues running vaccume advance unplugged. I find running with it off the engine runs cooler. The only down side is it takes a few extra minutes to get the car to &quot;warm up&quot; ...
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