LS1TECH - Camaro and Firebird Forum Discussion

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-   -   1970 GTO Version 2.0 (https://ls1tech.com/forums/conversions-swaps/879985-1970-gto-version-2-0-a.html)

EdelExh 03-17-2008 05:25 PM

We are just about to start on the 1st gen F-body in the next week if all goes well. I did the crate engine headers first and then the headerback. Expect to see LSx pieces on the shelf sometime in the summer. The engine adapter plates will be the sameones as the A-body.

rao 03-17-2008 05:36 PM

Nice, then get to work on a BMW e36 set :jest:

The headers look great :)

tirefryin_s10 03-17-2008 08:39 PM

Andrew , I used to post on the rx7 boards alot and we talked a bit about the turbo 5.3 in my mustang , not sure if you remember or not? ANYWAY .... I remember reading about the car long ago in the real street eliminator and always wondered if you still had it .

Great to see it coming back to life and better then ever !!!!!!! I cant wait to see it all back together . My only question is now whats gonna happen to the shaker?

Steve68 03-17-2008 08:53 PM

Karl, thanks for the reply, define summer, June/July, interested, nice looking product!!!

EdelExh 03-18-2008 10:20 AM


Originally Posted by Steve68 (Post 8947241)
Karl, thanks for the reply, define summer, June/July, interested, nice looking product!!!

I would like to give you a locked down date, but like in all things it can get away from us. I would think July/August is a better guess.......and I do mean guess. Sorry I can't be more specfic.

Project GatTagO 03-18-2008 06:44 PM

Parts are slowly starting to trickle in. I got the proper cam gear to use with the LS7 cam. I also got a take off C6 water pump.

For the sake of my sanity, I removed the lifter valley cover just to double check that this engine does not have Displacement on Demand. It does not.

http://www.pro-touring.com/%7Eandrewb/gtov2/photo09.jpg

Andrew

subtlez28 03-18-2008 10:42 PM

I was under the impression it did not have DOD. But, I'm glad you confirmed it.

Man that engine looks nice, new, and clean inside. I think the guy should have charged you more for it!:engarde:

Just funnin. Keep the pics coming Andrew. This is exciting!

Project GatTagO 03-19-2008 08:28 AM


Originally Posted by subtlez28 (Post 8955946)
I was under the impression it did not have DOD. But, I'm glad you confirmed it.

Man that engine looks nice, new, and clean inside. I think the guy should have charged you more for it!:engarde:

Just funnin. Keep the pics coming Andrew. This is exciting!

One of the coils was broken. It all evens out in the end...LOL

Andrew

subtlez28 03-19-2008 08:33 AM


Originally Posted by Project GatTagO (Post 8957799)
One of the coils was broken. It all evens out in the end...LOL

Andrew

Way to take a bullet for me man! That was the one I was going to keep.
I hope a replacement wasn't too out of line, $ wise.

95 LS1 Camaro 03-19-2008 11:38 AM

I was kind of hoping it had the Dod. I wonder why it was not installed?

Project GatTagO 03-19-2008 11:50 AM


Originally Posted by 95 LS1 Camaro (Post 8959076)
I was kind of hoping it had the Dod. I wonder why it was not installed?

From what I can gather, the DoD is only on the trucks, not on the SUVs.

Andrew

Project GatTagO 03-19-2008 10:22 PM

Received the Keisler aluminum bellhousing today. Nice piece.

http://www.pro-touring.com/%7Eandrewb/gtov2/photo10.jpg

Andrew

Project GatTagO 03-21-2008 12:00 AM

Lots of goodies showed up today including the L76 intake manifold kit:

http://www.pro-touring.com/~andrewb/gtov2/photo11.jpg

Andrew

subtlez28 03-21-2008 12:30 AM

Thanks Andrew.....

Now I really realize how ugly my truck manfold is...

Does it clear the truck water pump (do you still have it laying around)?

Project GatTagO 03-21-2008 07:02 PM

Today I took off the truck balancer and the front cover. This is what the VVT system looks like:

http://www.pro-touring.com/%7Eandrewb/gtov2/photo12.jpg

The VVT cam use a single bolt to attach the cam gear and VVT mechanism:

http://www.pro-touring.com/%7Eandrewb/gtov2/photo13.jpg

The LS7 cam uses the typical 3 bolt style cam gear. You just have to make sure to get the correct gear with the right pattern of bumps for the cam sensor. I got mine as a handy little kit from Lingenfelter.

http://www.pro-touring.com/%7Eandrewb/gtov2/photo14.jpg

Once the cam was installed I bolted on an LS2 from cover along with a C6 water pump and balancer. With the exception of the hollow stem valves, and of course the LS7 cam, this is pretty much an LS3 now.

http://www.pro-touring.com/%7Eandrewb/gtov2/photo15.jpg

I also installed the AutoKraft oilpan. I really wanted to use an OEM style cast pan, but no one seems to agree what pan will work best. So I went with something that is proven to fit and retains the oil filter in the stock location.

http://www.pro-touring.com/%7Eandrewb/gtov2/photo16.jpg

Tomorrow I will be installing some Patriot Gold dual springs and doing some minor detailing.

Andrew

Project GatTagO 03-23-2008 06:48 PM

More progress over the weekend. I finished installing the Patriot Gold dual springs and hardened pushrods. I am pretty sure I went overkill on the springs, but I figure if I don't like this LS7 cam, I can just stab another one in it without having to worry about the springs.

Next I wanted to check the alignment of the Keisler bellhousing. I took the engine off the stand and placed the bellhousing against the block. Tick, tick, tick, tick...it was rocking back and forth. No good. I inspected it and it looks like someone dropped the bellhousing after it was machined. It put a slight dent on the corner and didn't allow the bellhousing to sit flat against the block. Little work with the file and it was good to go. This is a perfect example of why parts should be mocked up before installing them in the car. I may not have noticed this if I was on my back, under the car, trying to install it.

Next I wanted to check the alignment. I first measured the flatness. Very impressive, at .001".

Next I wanted to check the runout. I installed the dial indicator so it would ride on the inside of the bearing retainer register. This is what centers the transmission in the bellhousing. I set the indicator to zero.

http://www.pro-touring.com/~andrewb/gtov2/photo17.jpg

Rotated the engine 90 degrees. Still zero. Good.

http://www.pro-touring.com/~andrewb/gtov2/photo18.jpg

Rotated another 90 degrees. .005". Not bad.

http://www.pro-touring.com/~andrewb/gtov2/photo19.jpg

Rotated another 90 degrees. .004". Great.

http://www.pro-touring.com/~andrewb/gtov2/photo20.jpg

So the most the needle moved was .005". Divide that by 2 and you get total runout of .0025". Well under the recommended .005". Other than the minor issue with the bellhousing, I am pretty impressed.

Next it was time to see how the input shaft engages the pilot bearing. I am using a stock LS7 pilot bearing. I am happy with the engagement.

http://www.pro-touring.com/~andrewb/gtov2/photo21.jpg

Then I wanted to install the clutch so that I can take some measurements for getting the right hydraulic throw out bearing. Everyone should have a nice clutch alignment took. This one is from Quarter Master and is way better than a plastic one.

http://www.pro-touring.com/~andrewb/gtov2/photo22.jpg

There you have it, clutch and bellshousing installed. I am using a stock LS7 clutch on an LS2 flywheel. Heavy, but it will drive great. The distance from the clutch fingers to the outside of the bellhousing was 3.25". I will elaborate on why that's important later.

http://www.pro-touring.com/~andrewb/gtov2/photo23.jpg

I used some high temp "cast aluminum" paint to add a little detail to the valve covers.

http://www.pro-touring.com/~andrewb/gtov2/photo24.jpg

Time to start working on the car and get it ready for the engine. I want to redo some of the wiring as well as some of the fuel lines in the engine compartment.

Andrew

rao 03-23-2008 07:58 PM

Sure, mock me for using a LS7 clutch and then go and use one yourself :D

That isn't a clutch alignment tool - it is an input shaft :hail:

Looks great and seems to be coming along nicely :)

Project GatTagO 03-24-2008 07:17 PM


Originally Posted by rao (Post 8989154)
Sure, mock me for using a LS7 clutch and then go and use one yourself :D

That isn't a clutch alignment tool - it is an input shaft :hail:

Looks great and seems to be coming along nicely :)

I am mocking myself for using that damn thing. It's a fucking truck clutch. Then again my GTO is no lightweight. The heavy clutch, combined with a mild engine will make the car very easy to drive.

Anyone still using those plastic donkey dick alignment tools should really get one of these. It squares the disk perfectly and the transmission just slides in without hassles. Best 30 bucks you will ever spend.

Andrew

tja42853 03-25-2008 10:11 AM

Looks nice. The Autokraft pan looks like a very quality piece.

Tom

Project GatTagO 03-26-2008 09:46 PM

Today I got a few more pieces of the puzzle. I was exploring the Keisler website and I looked in the "clutch actuation" section. Their hydraulic kit seemed like exactly what I was looking for. I only got the partial kit that does not include the hydraulic throwout bearing. Keisler is in the market of selling Tremec transmissions, so the TOB is designed to mount on a TKO. I have a Richmond, so I will connect the dots from the MC. Looks like a quality piece and exactly what I need. The MC has a 3/4" bore and a travel of 1.5". That should make just about any hydraulic bearing puke its guts, so I will have to mock everything up and make sure that the bearing is not being over extended.

http://www.pro-touring.com/%7Eandrewb/gtov2/photo25.jpg

I also ordered a Quarter Master street throw out bearing.

http://www.racingclutches.com/produc...=53&cat_key=89

Andrew


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