Using an ER ppc in left torso is a good idea for close range ( under 90 m ) I made a video showing why ER PPC usefull.
3/5, Build: https://mech.nav-alpha.com/#28b620b6_CTF-2X This build with it's pinpoint setup proves very precise and lethal. Went with LE300, could lower for AMS. Synergy is great so you can twist and peek without exposing too much Highest damage played: 770