I know you said 800 was your budget so for about 800 shipped you can get DDM coilovers and be able to adjust the height for street and track. Everyone I know that has them is very happy with them. That's what I'm gonna get eventually for the vert.
1991 Ford Taurs SHO 5 Speed White on Tan
1996 Chevy Lumina LTZ Rep 3.4L
1992 318i Coupe parts car
1992 325i Ls1 swap with a T56 6 speed 12.2 quarter mile
1976 Mercedes Benz 300D with a Ford 5.0L Fuel Injected soon to be Modded I am Captain Obvious