The elite duel fueler pump brackets always broke, think I broke 3 until I made a fix. The bearing number is on the seal. Take the pulley to a bearing shop and they can measure up and order you replacements. The pulleys in elites kit are not oem either. It'll be a couple weeks until I'm home to...
Higher pressure higher temps. You have two regulators in your system. Putting any fluid over relief, what your regulator is set to, will create heat. My fuel temps once up to operating temp is 140f depending on ambient temp.
We have new pistons and rods along with sleeves. Maybe a short block in a few months. Steel pistons are lighter and stronger. See how this build goes. Bigger and badder than the last.