Does anyone know the part number for a complete gasket kit for a gen IV 454 with 990 rectangle port heads? Trying to get the rest of the parts ordered so I can get my 468 put togeather.

Thanks,
Doug

Try this link....

http://www.parts123.com/parts123/yb.dll?parta~dyndetail~Z5Z5Z50000050b~Z5Z5Z5AACIY~ P69.95~~~~~~~F