[Harv1971]

Has anyone used racing innovation's Stainless Block Hugger Header? ( http://www.racinginnovationandsuppl...llac-Stainless-Block-Hugger-Header_p_212.html) Thanks

 

[70eldo]

Try these: cad500parts. They race with 500 cid and have plenty parts and good advice

 

[drmenard]

Don't know if those will fit your app.. Here is another option..
http://www.sandersonheaders.com/San...72-500-Engines-in-Chevelle-and-El-Camino.html

 

[70eldo]

http://www.cadillacforums.com/forum...eaders-exhaust-muffler1970-eldorado-pics.html