hpfp

I'm about to pull the trigger on used Autotech HPFP internals, what should I look out for? I think they have about 10K miles on them. Any risks buying used? FYI they will set me back $250. TIA

I can't take credit for pulling the basic part number list together but I did measure a few and make sure our friends at McMaster-Carr had standard Buna-N and Viton versions available. From my post on the other forum.... Links take you to McMaster-Carr HPFP housing ID = 32mm T = 2mm Buna-N...

Currently running a v3 AP in my 08MS3GT with 81k miles. Trying out up to STG 1 93 tune until I get HPFP upgrade within the month. HPFP actual pressure isn't dropping below 1600 ever at WOT. However actual AFR is running at a 12.2-12.35 with boost at WOT. Stock intake system and everything. I...