For the DIY
link>
http://www.eastwood.com/ew-gas-tank-sea ... -cars.htmlGas Tank Sealer Kit For Cars
Item #10165 Z
Suggested Retail Price: $0.00
Only $49.99
Seal Your Tank For a Cleaner Fuel System
Seal minor leaks and skip a tank replacement
Save time and money!
Use with Metal Wash, Fast Etch, and Sealer for an impenetrable seal
You will need to purchase Muriatic acid from your local hardware store to clean the tank. The acid will need to be diluted 20:1.

Quote:
A clean supply of fuel is critical to the performance of your vehicle - hard starting, stumbling under load, and sluggish response may be symptoms that your car's fuel system is dirty. The best way to ensure that the fuel is clean is to be certain that the fuel tank is free of rust. This Gas Tank Sealer Kit seals minor leaks and can save you a great deal of time and money in trying to locate a replacement tank. For metal tanks up to 20 gallons. Kit contains one 7 oz. can of Metal Wash, 1 pint of rust remover, two 16 oz. bottles of Gas Tank Sealer. Tank Tone (10030Z) resembles the original finish.