Here is the HB's spring set, has a pair of each type of sedan spring...
http://www.hotbodiesonline.com/piw.p...=75175&lang=en
And you can call Billy at Speedworld, last time I was there he had one of the lipo conversion's and he had the spring set's in stock too..
http://www.speedworldraceway.com/Con...tore_Hours.cfm