ANSWER: The most common battery rating is the AMP-HOUR RATING. This is a unit of measurement for battery capacity, obtained by multiplying a current flow in amperes by the time in hours of discharge. (Example: A battery which delivers 5 amperes for 20 hours delivers 5 amperes times 20 hours, or 100 ampere-hours.)
2 â The Block. Round off an end of a block of wood to match the original shape of the inside of the bumper and place it against the dent. Tap it with the rubber mallet and check it every so often to see how the repair progresses.
Re: best way to make bumpers black again. i ve used auto glym buper care. You have to give the bumpers a coating of black stuff with a sponge. Its really messy, but worth it later. Don`t learn from your mistakes.Live with them!!! Don`t learn from your mistakes.e: best way to make bumpers black again. Originally Posted by discodavies With a heatgun! gently heat the bumpers and you'll see them go back to black before your very eyes! honest! Not too much though they'll melt! Gotta agree there!