Yes, you can replace the kitchen sink drain yourself as it is a common DIY task. The time it takes to replace a kitchen sink drain can vary depending on factors such as your experience, the complexity of the plumbing, and any unexpected issues. On average, a straightforward drain replacement can take approximately 1 to 2 hours. However, if you are not familiar with plumbing tasks, it is recommended to allocate extra time and carefully follow the installation instructions. If you are unsure, Call Radiant Plumbing and our expert plumbers will be available to help you with unclogging, repairing, and replacing any kitchen pipes you may need assistance with!