Engine Professional by AERA, Oct-Dec 2009, pages 14-19  "Compute This" discusses how EA Pro uses detailed computer simulation methods to predict the effects of cam modifications.    for a PDF of the article.

National Kart News, Sept 2007 The Construction of a Flow Bench.  Article details building a flow bench from scratch, incorporating lots of features of our EZ Flow System, pages 50-58.  for a PDF scan of this article.

National Kart News, Aug 2007 What is a Flow Bench and Tool of the Month:  Performance Trends' Black Box II, pages 26-33.  for a PDF scan of this article.

Circle Track magazine, Nov 2004, p 35-42, did a follow up of their July 2004 story on Computers in Racing.  This time they included our Engine Analyzer (Std, Plus and Pro), Compression Ratio Calculator, Lap/Segment Timer, Pit Stop Mileage Calculator, Rotating Inertia Calculator, Coil Spring Tester, and Circle Track Log Book programs.  Also included are programs from other companies.

Circle Track magazine, July 2004 did some coverage on our Circle Track software and DataMite data loggers, plus some of the competition, starting on page 25.  Like the "editor's note" says, the author of the article owns one of the other companies, and could be biased toward his software.  Personally, I think the article is pretty fair to all companies.  However, it does leave out some of our other circle track racing software, like our Lap Segment Timer (computerized stop watch)    ,   Pit Stop Mileage Calculator    , and our Circle Track Log Book.

"Backroom Boys" Race Tech magazine, Feb/Mar 2004, page 88-90 gives a company history and overview for Performance Trends.  for the PDF file of this article.  Click on this link for more info on Race Tech magazine:  www.racetechmag.com.

Car Craft magazine, Feb 2004, page 64 "The Basics of Bite" discusses our 4 Link Calculator.

Car Craft magazine, Feb 2004, page 98 "Against the Tree" discusses our Practice Tree. 

Muscle Mustangs & Fast Fords magazine, Dec 2003/page 128 and Feb 2004/page 110, "Ultimate Guide to Cylinder Heads, Part 5 and Part VII" give flow data for numerous Ford heads tested at Westech Performance using our Port Flow Analyzer v3.0 software with SuperFlow's FlowCom.

Corvette Enthusiast, August 2003 (pages 60-61) has the article "Virtual 'Vetting" by Dave Emanuel of Random Technology where he uses the Drag Racing Analyzer Pro to simulate performance improvements for Corvettes. Thanks Dave. (pages 60-61) has the article "Virtual 'Vetting" by Dave Emanuel of Random Technology where he uses the Drag Racing Analyzer Pro to simulate performance improvements for Corvettes. 

Corvette Fever, August 2003.  Dave Emanuel answers a "Tech Line" question from a reader on "Does performance prediction software work and which program is best?" Dave recommends Drag Racing Analyzer Pro as the program he uses. .

Car Craft, page 74-77 February 2003 "8 Second Crate Motor" used our 4 Link Calculator to dial in their 408 Windsor Mustang. 

Drag Sport magazine, Issue 3, Jan/Feb 2003 featured an article called Project GT-R on page 32 highlighting Engine Analyzer and Drag Racing Analyzer, which can be viewed at www.dragsport.com

Street Rodder,  December 2003 has an article by Joe Abbin of Roadrunner Engineering where he uses the Engine Analyzer Pro to build some flat head engines with good results.

Engines and Chassis Dynos, Performance Racing Industry September 2002 pages 80-87, discusses latest dyno and dyno instrumentation offerings from various companies.  Performance Trends' Dyno DataMite and DataMite II are mentioned as very affordable ways to update older dynos, engine or chassis, inertia or absorber dynos.

Close To You, Muscle Mustangs & Fast Fords,  August 2002, page 198 by David Vizard mentions how Drag Racing Analyzer was used to estimate the effect of close ratio trans gears.

The Dirty Dozen, Muscle Mustangs & Fast Fords August 2002, page 93 by David Vizard mentions how Drag Racing Analyzer was used to predict ET/MPH gains from various modifications.

Weld  It, Cut It, Hone It, and Cool It, Muscle Mustangs & Fast Fords, page 184 by David Vizard mentions how Engine Analyzer Pro was used to predict intake manifold effects.

Racers winning at the StaR/T, National Dragster,  March 22, 2002, page 36 describes how to use our Practice Tree to stage better and cut a better light.

Suspension 101 Revisited: This computer program will help you understand you and why a Four-Link works, Drag Racing USA, John DiBartolomeo, Oct 2001 issue.  "Performance Trends, known for computer simulation software in the racing industry, has come up with a four-link program that will help you to determine just what's taking place as your car leaves the starting line.  ... this program will at least give you a better example of why a certain thing happens when a change is made.  From that standpoint alone, it's worth the $79.95 price tag." You can also visit www.dragracingusaweb.com for a subscription, or contact the author: John DiBartolomeo, DRC Race Car Products, john@drcracecarproducts.com.

Desktop Dynos, Automotive Rebuilder, Nov 2000, starting on page 47 "Engine Analyzer and Engine Analyzer Pro most closely matched the actual dyno results of the subject 572 BB Chevy engine" (discussing Engine Analyzer and Engine Analyzer Pro)    to see the article: http://www.underhoodservice.com/editorial/ar/ar110047.htm

Roll Center, Chevy High Performance, December 2000. starting on page 108 (discussing Roll Center Calculator). 

Compression Lessons, Chevy High Performance, November 2000, starting page 80 (discussing Compression Ratio Calculator)

Testing with Dynamometers, Performance Racing Industry, September 2000, starting page 128 (discussing Dyno DataMite)

Computer Aided Racing, Circle Track, May 2000, starting page ? (discussing Circle Track Analyzer)

Transmission Gear Calculator, Popular Hot Rodding, April 2000, page 8 (discussing Transmission Gear Calculator)

Circle Track Analyzer, Circle Track, March 2000, starting page 113 (discussing Circle Track Analyzer)