Manley Extreme Duty 31mm exhaust valves for Ford Coyote 5.0L (set of 8) are built for extreme force and heat encountered in Top Fuel, Funny Car, marine big‑block and circle‑track use. They feature swirl‑polished under‑head areas and fully machined combustion faces to aid flow, chrome stems and hard tips for wear resistance, and XH‑432 XtremeAlloy construction to handle demanding racing environments.
Manley Ford Coyote 5.0L 31mm Extreme Duty Exhaust Valves w/ Bead Loc Keeper Groove (Set of 8)