Any ideas on how to paint plastic?

[Daniel Weston]

I know this can be a tricky exercise so hoping someone has recently found the right product or technique!
I've just found a used plastic pool pump cover and want to change the colour.
Any advice before I try some of the paint shops?
Cheers

 

[Steerpike]

 

[Waterhond]

 

[Daniel Weston]

 

[fdlsys]

 

[Daniel Weston]

 

[fdlsys]

 

[d0dja]

 

[Daniel Weston]