What type of pull-ups work your pecks the most?
Its not a pull-up but the exercise where you start with your arms to the sides, and push the bars to bring your elbows together in front of you, is really good for your pectoral muscles.
The ones that you pull up with.
there is this one pull up there called block towers and you do your average pull up but instead of pulling all the way up you just pull up a bit.
Palms facing you