-are tsx cams drop and go? no other engine mods needed? (aside from flashpro of course)
yes these can be used with your stock valvetrain.
-how much do these cost brand new?
about 650 to 720 new
-whats a reputable place/website to you buy these from?
acuracarland.com
-how much do they cost to install?
350 to 500 depending one shop
-if you have a similar setup as mine, what performance gains did you make? feel free to share any dyno results
i had these cams with all supporting mods minus a exhaust, my car did very well. 240 hp on church dyna pack with a restrictive header and stock exhaust.
-how will these perform with a stage 2 supercharger?
not sure
-how will these perform with a skunk2 intake manifold and throttle body?
don't spend your money on garbage parts.
-how do these cams effect fuel economy?
fuel economy was great with my car. alot of extra tq down low.