Hello Jerry,
To answer your question spot on I will need a little more information. If you are looking for headers that fit a standard bolt pattern of BBC heads and want them in sidepipe configuration I can help. Try Jegs or Summit for 1970 Corvette headers and sidepipe exhaust made by Hooker.
http://www.jegs.com/p/Hooker/Hooker-...53672/10002/-1