Dan's Build

I have almost been talked back into using a 996-997 box again myself. I am not too worried about the low first gear. We are starting to get lots of traffic in my area (nearly every hour of the day now) and having a Viper with the T56, is a nightmare in traffic. Constantly slipping of the clutch to creep forward created so much heat in stop and go, I could bairily touch my shifter. It created so much heat, I was thanked a week later by having my t/o bearing grenade (I'm sure due to the heat created while in traffic boiling the grease out of it) Leaving me stranded and requiring new flywheel, clutch, and other parts while I was at it.
Seems that low first will work good for me in hopefully allowing to fully engage and idle if needed in traffic. 2nd gear starts for anything performance oriented sounds easy enough. Kind of the best of both worlds if you ask me. I was told Mosler also uses the 996 turbo gearing for their cars after much testing and gear swapping. I will have a pretty high shift limit in my car also, 10k rpm, so I can carry alot further through the gears.
 
Chris

I have yet to actually drive this combination, so not sure how it will pan out. So before tearing into the unit I will give it a try. Since I won't be racing/tracking this car (so I think any way), my focus is to get the assembly completed initially and if over time (aka at least a year, sounds like warranty period), I may change my mind. I know even with my Tremec and as Scott mentioned, trying to negotiate traffic in first is a *&^%.

Perhaps one day I will open the Graz up, but for now, I will take what we have, realizing it will be in the higher gears anyway.
 
I really like the g97/50 gearing based on the sims I have done.

I second the viper story. I nearly smoked the clutch going up hill on 152 in stop and go traffic. Way, way too tall. New ring and pinion on the way.
 
I really like the g97/50 gearing based on the sims I have done.

I second the viper story. I nearly smoked the clutch going up hill on 152 in stop and go traffic. Way, way too tall. New ring and pinion on the way.

Thats the exact trans I was looking at. Figuring the gear ratios, it has just a touch longer legs than the Graz, but very small. With a 9900rpm redline, I could still hit 58mph in first, and a staggering 265mph in 6th! 2300-2400rpm in 6th at 62mph.
 
Scott, don't you just love theoretical math! If you have a spare $1.4+mil or so, the Bugatti Veyron Super Sport can do 268 MPH. Can you spare a dime!:laugh:

More updates on the build to come after T-day.
 
Not a lot to report just yet, but moving forward.

1. Taking the car down to the raw frame. We will treat the frame with protective coatings at the shop. Makes it easier for me (not everyone of course) to reassemble and ensure compete torque specs etc are met (its my engineering son's fault...ha ha)
2. Complete Aeromotive fuel system procured. This stuff is a bit large, may be overkill, but after 3 hours of discussion and building with a race team owner and former Delta engineer, we came up with the products we felt met all my requirements (yes there was cheaper, lots of good stuff out there).
3. Got a few items coming from RCR to complete the engine build up and then will mate the Graz
4. Had an excuse to procure a few more air tools...."yes dear I really need them". :heart:
5. Making/validating our list of stuff for the McMaster Carr order
6. Garage is a lost cause.....need more garage, less house

Its that stage where you want to go flat out, but just getting stuff together just takes longer than you think......:drunk:
 

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It’s been 24 days on the build so far. I want to publically thank Grant, Frank, Aaron and Will for sharing, plans, drawings equipment and experiences.Without individual attention at times, I would be wandering aimlessly :2thumbsup:.To recap the latest:
1. Car is 100% torn down.Frame is in the shop getting corrosion protection.Should be completed this week, and the reverse build up phase will begin.Engine and Graz fitment check is on that agenda.<?xml:namespace prefix = "o" ns = "urn:schemas-microsoft-com<img src=" /><o:p></o:p>
2. Engine and Graz mated.We discovered that we only needed to remove the inner vertical rib on the oil pan, and shave the outer rib about ½ the thickness to follow the shaft radius.We also shaved the OEM long oil pan bolt to allow for minimum clearance to the shaft. <o:p></o:p>
3. Had the entire exhaust system ceramic chrome plated at a local powder coater.I elected to keep the LS3 exhaust manifold.Note the LS3 manifold has a slot for the O2 sensor built in (Kudos to Shane at RCR for the great fab work on the exhaust system)<o:p></o:p>
4. Took all the CNC’d suspension and gave them the Mothers Billet polish treatment.They shine like chrome.<o:p></o:p>
Only a few more parts needed to complete the delivery so hope they are on their way soon. With the holiday coming, progress will slow down a bit.<o:p></o:p>
I wish everyone out there Merry Christmas and Happy New Year<o:p></o:p>
 

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Brake Line Plumbing - Newer Configuration Layout ??

Gents

Found lots of discussion on brakes, but laying out the newer plumbing parts are kicking my posterior. I must assume what I have is the latest generation of bent lines etc.

As you can see in the firewall picture the lines I have are perfectly formed to be outside the foot well. The second picture are plumbing parts that I am not sure how they all link together.

Can anyone direct me to pictures coming off the Tilton, so I can see sequence of the plumbing lines for these remaining parts. Trying to get out of the foot well. The builders book and the wiki have different plumbing parts.

Some of it was obvious, then there is the rest of it.


Thanks
 

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Slow going this week: Day 32

1. Frame back from paint shop, glossy black (I know not everyone's cup of tea, have faith)
2. Suspension components all re-installed, polished and torqued.
3. Tilton throttle assembled, mock fit check
4. Brake lines started, got stumped with proper routing of piece parts
5. Engine ready to install, need a few parts still
 

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So...eehhhh.... Did you predrill and tap all your holes and do a pre build before paint?

Not to be "that guy"... Just seen too many good paint jobs go bad that way.
 
We tapped as many in advance as practical. We have touch up ready....:shout: it will get a nick or two, so no worries.

We painted/protected just to be different. Time will tell if was a good decision. We have done this before on other cars and it worked out pretty good.
 
I plan to do a satin black on all of my frame. You just beat me to it! Lol. Need to finish all of my mock up and body work before I can even think about it.
 
Re: Brake Line Plumbing - Newer Configuration Layout ??

I dealt with the same thing. I believe I was the first to get the new layout. That was the first issue that caused me to pull my hair out. And learn how to order parts and move on to the next item until the parts arrive.

I will get you some pics. I've bought some extra stainless lines and fittings. I haven't added brake fluid yet so I haven't validated the plumbing....

A.J.
 

Fran Hall RCR

GT40s Sponsor
Re: Brake Line Plumbing - Newer Configuration Layout ??

All the lines on the new brake line package mount to the outside of the footbox, with the exception of the lines to the master cylinders obviously , the original system had the unions inside the footbox ... Ease of maintenance and more open access contributors to the change
Brittany has images to update the build manual
Happy holidays
 
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