You can get a gas tank for a Turbo Regal here. take out the spaces though! They have several other regal parts too, weather stripping etc...
www. 1aauto. com
Part Number: 1AFGT00302
This Buick Grand National gas tank is just what you need to get your vehicle in good looking form again!
Specifications
* Is rated at 17 gallons
* Dimensions are 36 1/4" x 24 1/4" x 8 7/8"
* Durable steel construction
* Direct replacement for original gas tank
* Includes lock ring set
* Does not include straps ask sales representative about straps
* INCLUDES BAFFLES!!!
* Only for Turbocharged models
* Ships only to the continental 48 states