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The JBA premium header gasket pair for Nissan 4.0L V6 oval-port engines is an application-specific gasket engineered for precise oval-port alignment with JBA headers. Made from an extra-thick, specially formulated material, the gasket can tolerate exhaust pressures up to 3700 psig and temperatures to 1100°F. It is intended to provide a durable, leak-resistant seal for header-to-cylinder-head installations.
JBA Nissan 4.0L V6 Oval Port Header Gasket - Pair
