Hey everyone,
I’ve been working on my 2021 MKV Supra for a while now and wanted to start a proper thread to share the progress, lessons learned, and some of the experiments I’ve been doing — especially around cooling and performance. I have filmed everything so far to date.
Some highlights of...
Long story ? I had a radium top hat with 5iveperformance fuel system and reflex. I had a 340 racetronix pump in the housing. Well ever since I did the fuel system I somehow had low fuel pressure. I replaced the factory LPFP and HPFP. Still low pressure. Well come to find out something is wrong...
I had cut off this connector circled in red about a year ago to go with a radium top hat. Since then I have had terrible fuel issues. Low fuel pressure, hard starts, and now it doesn’t even start. It caused a short in my system. Come to find out it’s from the top hat. I am looking for this piece...