The bolts are 8mm.......you probably can get away with some 5/16 bolts too.

You will need the actual valve cover to make the spark plug cover work.


Hector 2003 Rally Red Mitsubishi Evolution VIII 257HP/259TQ 2005 Lapis Blue Mazda 6s RET: 00 Cabernet Red Ford Contour Zetec ATX SUPERCHARGED 160HP/141TQ