For my most recent and more accurate analysis see this article.
Over the years I have analyzed and tested many aspects of the SW20 MR2 suspension, and posted most of it on the MR2oc Forum.
Suspension Geometry:
Effect of Tire Diameter on Roll Center Height
Springs:
Progressive Springs and the "Falling Effect". RCA Benefits.
Helper Springs vs Tender Springs
Spring Rates and Ride Frequencies
Wilhelm Raceworks Parts:
Wilhelm Raceworks Part Strength
Koni Shock Dynos:
Koni Double Adjustable Race Dyno
Questions or comments?