The JBA premium header gasket pair for Ford 4.6L/5.4L 3V SOHC D-port applications delivers a thick, precision flange seal tailored to match JBA headers. Supplied as a pair for replacement work, it supports accurate port mating on 3-valve SOHC engines. Built from a specially formulated gasket material, these gaskets are rated to withstand exhaust pressures up to 3700 psig and temperatures up to 1100°F for durable sealing under high-heat conditions.
JBA Ford 4.6L/5.4L 3V SOHC D-Port Header Gasket - Pair