Did some window shopping. Found these springs by vogtland and even some megans... the vogtland's drop is 1.6" all around with an unknown spring rate (I sent an email). The megans are 1.75" in the front 146lbs/in and 1.25" in the rear 230lbs/in.
http://shop.vdf-springs.com/index.ph...rz-typ-zc.html
http://www.meganracing.com/products/...=1541&catid=44