hey tpi roc, i just purchased an lt1 intake and heads and im gonna do what you did to your heads. 2 questions where did you get that thermostat housing and can i use the crank trigger instead of the distributor

 

Near the bottom of the page are the part numbers.
http://www.lt1intake.com/files/faq.html
What crank trigger?
LT1 dist will not work on a l98 afik.
LT1 is not crank trigger either.
You can swap to a vortec truck crank trigger if desired.
But you'll still need a distributor for the spark still.
Do a search on DrJ.