Sparco 600 Seat Bracket - Datsun / Nissan 300ZX (1984-1989) - Passenger/Right Vehicle Model_E30 3-Series The Aluminum side mount is

The Aluminum side mount is nearly half the weight of the Sparco Steel side-mounts (2

never looks back

1 High Impact Padding is currently required by many sanctioning bodies

the thin rimmed Montecarlo is available in 2 diameters to match your vintage auto perfectly

Sparco 600 Seat Bracket - Datsun / Nissan 300ZX (1984-1989) - Passenger/Right Vehicle Model_E30 3-Series The Aluminum side mount isSparco 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