Core size: 321mm x 645mm x 52mm.Replacement for: 1998-05 Mazda MX-5 / Miata NB 1.6L B6-ZE & 1.8L BP Petrol.Transmission: Manual.Features: • Full Aluminium construction. • V2 Fenix radiator cap. • Embossed Fenix logo on top tank. Special Order options are made to order and can take up to 2 weeks to produce. Contact us prior to purchasing If your order is urgent.__________________________________________________________________________Upgrade your old, stock radiator with a Fenix Performance Mazda alloy radiator. Designed with performance and reliability in mind, we find the weak points of OEM radiators and eliminate them, while offering a factory fit and an increased cooling efficiency of up to 30%. Partner your Fenix Performance Radiator with the optional Fan & Shroud for the ultimate cooling combo. *Core size is tube and fin area only and does not include tanks or plate under tank.