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DESCRIPTION
--These valve covers fit Pontiac 326, 350, 389, 400, 421, and 455 engines.
--These valve covers are 3" tall
--Covers have No breather holes
--Include a thick billet aluminum rail, reduces warp age and ensures a tight seal.
--Long Bolts and Flat washer and Lock washer included
--Package Includes: As Shown In Our Pictures.
This Item Doesn't Come With Installation Guides. We Highly Recommend Professional Installation.
Note: Professional Installation is Highly Recommended.
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