i dont know what gasket i need. i have trick flow track heat upper and lower with stock heads and idk what thickness gasket i need. 0.060 or 0.120. both gaskets are trick flow. could you guys please fill me in. http://store.summitracing.com/default.asp?target=eadvsearch.asp&SearchType=Make
http://store.summitracing.com/default.asp?target=eadvsearch.asp&SearchType=Make
http://store.summitracing.com/default.asp?target=eadvsearch.asp&SearchType=Make