ITM Engine Components 09-11147 Cylinder Head Gasket Set for 1990-1993 Mazda 1.6L L4, B6, MX5 Miata Cut and molded gaskets are made from raw materials sourced from US, Japan, and Europe; ISO 9002 and ISO 9000:2000 Certified for quality in the international market; Eco-friendly non-asbestos materials are used to meet modern environmental standards; Easy to install design for regular street applications; Includes a Composite Head Gasket made of graphite material bonded to a perforated core and coated in a high temperature sealant;