Vertical Performance Systems, LLC
Innovative solutions for your experimental Helicopter
New Updates List.
Be sure to REFRESH this page with each visit to insure that you have the most current update list for this web site.
Any updates made after 10/22/08
will be listed below. Click on the link provided in the list for that
date to be taken to the updated pages. Thank you for visiting the Vertical
Performance Systems, LLC web site and know that we appreciate your comments.
You will find an email link on nearly every page on this site. 
Vertical
Performance Systems, LLC has paid for the design and engineering for every
component shown on this web site and holds ownership of all intellectual
property for each component
| Date of Update | Subject matter of update | Link to updated page | ||
| 10/26/08 | Added page on tailboom fabrication and rebuild service | LINK | ||
| 10/27/08 | Added PRICE LIST pdf button on index page and price list page | LINK | ||
| 11/10/08 | Added page on the two AP design cog belt breaks | LINK | ||
| 11/10/08 | Added page on VP exhaust and head gaskets | LINK | ||
| 11/22/08 | Added content to the oil cap information, crash caused by stock oil cap | LINK | ||
| 03/06/09 | Posted content and photo of the Turbo/Engine installed in the test ship. | LINK | ||
| 3/18/09 | Posted update on the elastomeric bog belt tensioner being tested on Larry's ship | LINK | ||
| 3/19/09 | Posted content and link to Cog belt operation videos | LINK | ||
| 3/20/09 | Posted photo of our completed VP Turbo Engine installed in our test ship | LINK | ||
| 3/21/09 | Added a link button on the index page to go directly to the cog belt tensioner/video page | LINK | ||
| 3/21/09 | Added photos and content to the VP turbo engine page. | LINK | ||
| 3/21/09 | Added short bio and photo of Andrew Burr's early race engine and belt sytem he developed | LINK | ||
| 3/21/09 | Andrew posted a letter of introduction outlining his experience in the racing engine world | LINK | ||
| 3/24/09 | As of Today Andrew and Orv have made great progress and hope for startup on Friday | LINK | ||
| 3/25/09 | Today we installed the intercooler, turbo piping, and sensors. Photos posted of day's work | LINK | ||
| 3/26/09 | Todays work detailed | LINK | ||
| 3/29/09 | Added new product- Fuel tank outlet fittings page | LINK | ||
| 4/20/09 | Posted information regarding the new elastomeric tensioner system for the ProDrive cog system | LINK | ||
| 9/9/09 | Dyno Testing of the new engine is well underway. For the latest go to this link | LINK | ||
| 9/15/09 | Dyno Testing of the Turbo engine is complete | LINK | ||
| 11/16/09 | Flight testing of the new Turbocharged engine begins soon | LINK | ||
| 11/17/09 | Test pilot report on flying the new VP Turbocharged engine | LINK | ||
| 11/21/09 | Added 2 pages showing engine components being installed into the VP engine | LINK | ||
| 11/24/09 | Added photos and information updating our dyno testing program. | LINK | ||
| 11/24/09 | Added photo and information on the ECU page | LINK | ||
| 1/15/10 | Added photo of the new VPS valve covers | LINK | ||
| 1/15/10 | Update- The normally aspirated engine is complete and will go onto our Dyno next week | |||
| 3/10/10 | Posted actual dyno run sheets for both the VPS turbo and normally aspirated engines | LINK | ||
| 3/12/10 | Latest dyno run with both computers shows amazing 172 hp at 4410 Rpm | LINK | ||
| 3/13/10 | Updated narative on the normally aspirated engine. | LINK | ||
| 3/20/10 | Posted photos of the First Beta Test engine final run on dyno and shipping | LINK | ||
| 3/20/10 | Posted photos of the new VPS Valve Rocker covers with "O" ring seals | LINK | ||
| 3/21/10 | Updated the engine information on VPS engine services | LINK | ||
| 3/21/10 | Updated the Index page with the latest information including engine progress | LINK | ||
| 8/12/10 | Updated several pages with info. We now have 4 beta test engines flying. | LINK | ||
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