New Eaton TVS Supercharged Motor
#1
Been awhile since I've posted out here, but I thought I would update you guys on Matt Swartzlander's project.
The truck has been apart for awhile since he wanted to change the looks of it and a few mechanical aspects of it. Remember this is a '99 Z71 that he converted to all-wheel drive and previously had a 6.0L with a prototype Eaton R1860 TVS blower on it and ran low 12s with daily driver reliability.
He decided to step things up a little and will now be running a 6.6L, but will be using a "smaller" Eaton TVS R1900 that displaces 1.9L/rev. This blower is a prototype of a front-inlet variant of these blowers. Despite being a much smaller blower than the available twin screws, this motor belted out some impressive numbers. The engine dyno'd at 730HP & 800+lbs-ft torque with STOCK exhaust manifolds and only 8.5psi of boost!
More info and specs here:
http://www.undrprsr.com/index.php?op...id=67&Itemid=1
The truck has been apart for awhile since he wanted to change the looks of it and a few mechanical aspects of it. Remember this is a '99 Z71 that he converted to all-wheel drive and previously had a 6.0L with a prototype Eaton R1860 TVS blower on it and ran low 12s with daily driver reliability.
He decided to step things up a little and will now be running a 6.6L, but will be using a "smaller" Eaton TVS R1900 that displaces 1.9L/rev. This blower is a prototype of a front-inlet variant of these blowers. Despite being a much smaller blower than the available twin screws, this motor belted out some impressive numbers. The engine dyno'd at 730HP & 800+lbs-ft torque with STOCK exhaust manifolds and only 8.5psi of boost!
More info and specs here:
http://www.undrprsr.com/index.php?op...id=67&Itemid=1
#2
I have heard of the 1900 and the 2300, how does that 1860 compare to those? Any idea when the 2300 series will out or any new details? Thanks for keeping us updated. A 6.6L is a 402, is it out of an iron or aluminum block? From the pics its looks iron but it could be a painted LS2 block. Why did he go with a smaller blower on a larger motor, just to test out the new blower design Im guessing?
#4
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Damnit, I hate the internet sometimes when we get to see all these "prototype" deals. 
Question on everyones mind.....When might the GM guys see something like this packaged in a kit?

Those are some very impressive results for sure, can't wait to see it running in his truck, keep us posted.

Question on everyones mind.....When might the GM guys see something like this packaged in a kit?

Those are some very impressive results for sure, can't wait to see it running in his truck, keep us posted.
#5
Harrop and Magnuson are working on kits for the GMs. I keep hearing kits will be available by the end of the year. Here's a link to one of the Harrop R2300's installed in a Solstice on a 7.0L LSX block:
http://www.solsticeforum.com/forum/s...7&postcount=13
Keep in mind the R1860 was TVS blower #1. There won't be a production R1860 since the R1900 was developed to replace it after a few design revisions.
Truck "should" be back up and running by end of next month, but you know how these things go! It's currently completely torn down in his garage.
http://www.solsticeforum.com/forum/s...7&postcount=13
Keep in mind the R1860 was TVS blower #1. There won't be a production R1860 since the R1900 was developed to replace it after a few design revisions.
Truck "should" be back up and running by end of next month, but you know how these things go! It's currently completely torn down in his garage.
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#8
as soon as the TVS comes out im gettin it. L92 heads ready for it allready.
btw with my 112 blower 5 psi boost pump gas i ran a 12.7@109 i just need traction bad.
btw with my 112 blower 5 psi boost pump gas i ran a 12.7@109 i just need traction bad.
Last edited by NORCAL TBSS; Aug 25, 2007 at 07:50 PM.
#9
Besides the TVS supercharger, I really like the front inlet coming from the right side! This is the optimum way to set up the throttle body and air inlet for a truck installation in my opinion.
Steve
Steve






