Has anyone installed a Flowmaster American Thunder System? How was it to install, many modifactions? It is going into a 72 Chevelle w/350.
I am also having the transmission rebuild and a shift kit put in, it is a TH350. What is a ballpark estimate on the cost.
Thanks for all the help.
I am also having the transmission rebuild and a shift kit put in, it is a TH350. What is a ballpark estimate on the cost.
Thanks for all the help.