Cut 2 small slits in each pepper. Dissolve salt in 4 quarts water. Pour over peppers; let stand 12 to 18 hours in a cool place. Drain; rinse and drain thoroughly. , In a Dutch oven, combine the vinegar, sugar, garlic and remaining water; bring to a boil and simmer 15 minutes. Remove garlic. Pack peppers into hot pint jars, leaving 1/2-in. headspace. Carefully ladle hot liquid over peppers, leaving 1/2-in. headspace. Remove air bubbles with a non-metallic utensil. Adjust lids. Process 10 minutes in a boiling-water canner.