Sparco Seat Mount - Driver Side - 89-97 Mazda Miata NA RS003C0109 The hole should be drilled

The hole should be drilled and tapped to accept an M16 x 1

Turbocharger

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Filter Mount / Manifold / Hoses

Sparco Seat Mount - Driver Side - 89-97 Mazda Miata NA RS003C0109 The hole should be drilledSparco Seat Bases utilize the factory seat mounts on your vehicle's floor and provide a flat surface for mounting your Sparco seat. All seat bases are vehicle specific and provide a 100% bolt in installation. The 600 Series Sparco seat base is constructed with 3 16" thick steel to provide a strong flex free mount. In addition to the mouting holes provided for standard bolt on installation, the Sparco base has a wide metal platform to allow custom