Permatex Metal Fuel Tank Repair Kit Permatexs Fuel Tank Repair Kit fixes metal fuel tanks and eliminates the need for dangerous welding. This complete kit contains everything required for making professional-quality permanent repairs in just minutes. It includes state-of-the-art components and easy-to-follow instructions with photographs to make quick permanent repairs to leaks in all types of metal fuel tanks. Use the fuel tank repair kit to repair cracks up to 4 (10cm) long and holes up to 3/8 (9mm) in diameter. Includes: Epoxy (30 grams) Sandpaper 2 x 5 fiberglass cloth Application brush Mastic (2.5 grams) Alcohol towelette Instructions Features: Complete kit contains everything required for making professional quality fuel tank repairs in minutes Eliminates dangerous welding Repairs cracks up to 4 long and holes up to 3/8 in diameter Repair resin designed to harden within 8-10 minutes and cure in 30 minutes Repairs ideally should be made at temperatures from 50F to 75F (10C to 24C) Resin will take longer to cure at lower temperatures