DESCRIPTION --These valve covers fit Pontiac 326, 350, 389, 400, 421, and 455 engines. --These valve covers are 3" tall --Covers have a baffled breather hole --Include a thick billet aluminum rail, reduces warpage and ensures a tight seal. --Long Bolts and washer included --Package: including all items in the picture Note: Professional Installation is Highly Recommended. Installation Instruction is NOT Included.
