Clutch fan vs derale single 2400cfm fan

Yeah is love to run clutch fan but I don't get why I still got issues. Engine is healthy and runs great got my sniper EFI on there as well. My timing is 12 initial and 34 total so I feel like I'm good there, it wasn't even hot yesterday maybe around 80 and it got up to 200 in traffic and would of kept going unless I started moving