Answer:
First off to delay climax takes control. Here are a few simple ways to delay the climax.
1) When you start to feel that moment coming up you simply pull out and switch to a different position. This is the most simple and most effective method that me and my friends have come across.
2)Another way to slow down the climax is when you start to feel it reach the climax is simpily slow your pace down and think about something else for a few seconds. This will help you control your spurts.