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Viton valve oil seal Set of 32 for Ford 4.6L 5.4L 4V in GT500, GT, Mustang Cobra, Navigator. The seals feature a special smaller design to allow for clearance in small inside-diameter valve springs. Free shipping to the USA and Puerto Rico via USPS First Class Mail.
Viton seals, which use a proprietary fluoroelastomer material, are extremely resistant to heat, oil additives and abrasion. The metal body ensures the seals remain in place and deliver excellent long-term durability.Viton valve stem oil seals have gained quite a reputation for keeping oil in the proper places and out of your engine's combustion chambers.The seals feature a special smaller design to allow for clearance in small inside-diameter valve springs.