I have the Quark monster pro and Neu 1515 1Y that runs cool for racing, I don't have any experience to your set up but Just test it and see how it goes, If you are having problems with heat on your quark here is what I bought from here
http://www.rc-monster.com/proddetail.php?prod=RCM008
Have fun and enjoy hope this helps
Brushless Jammin Truggy on NEU 1515 2.5 D on Monster mamba max with maxamps 5000mah 6s Lipo
Gorillamaxx Revo CF version on Mamba maxx ESC with NEU 1515 1Y on Maxamps 4s 8000mah Lipo