Made of Ni-terne plated steel. Re-use existing bladder. Applications: Corvette: 1975 - 1977 Note: Tank installation requires using the top ring of the existing bladder to re-seat the sending unit. New bladders are not currently available. Features: approx. 20 gallons Dimensions: 11 1/4" x 38" x 15 3/4" Original Part Number: 348366 Free with Tank: Protective trim piece Packaging: Foam wrapped, stretch wrapped and boxed. Part Number: GM-52A