haha, no. i just happen to have the header sitting around and wanted to see how it will look on my future engine. i have pics of the engine without the mani. it was just for ***** a giggles

Lloyd

 

No issues. For a long time, Mazda didn't heat wrap the lines. Though if you have the wrap, I don't see the downside.

But I don't have those lines anymore. I got into the habit of premixing (sucks, I know) so I just removed the pump a few days ago. Going to make an automatic premix system.