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I'm running a custom tank on my RC390 that has no way to run the stock fuel gauge so I want to trip the sensor to just read a full tank. With the sensor unplugged it reads totally empty, 0 miles left, and always reads low fuel with the warning light which I'd like to resolve. Does anyone know...

I'm running an aftermarket tank on a custom RC390 with an external adjustable fuel pump and regulator. I'm running the pressure at 50psi right now because I had read that was stock but I just stumbled upon something that said 2.7 bar which equates to about 39psi. So I was hoping someone on here...

Working on an RC390 for a client and thought I'd throw up a few progress shots incase anyone was interested. This started as a like-new bike 2 months ago, stripped it down and made a new subframe, mid pipe to a Lossa Engineering muffler, modified an old Honda gas tank, made a faceplate/...

New to this forum, hey everyone! I'm just starting a custom RC390 for a client and this is the first FI KTM I've messed with, so I am looking for some specs on the fuel delivery system. I'm not running the stock tank and I can't graft the pump assembly into the custom tank due to its size and...

First post on this forum, hey everyone! I'm just starting a custom RC390 for a client and this is the first FI KTM I've messed with, so I am looking for some specs on the fuel delivery system. I'm not running the stock tank and I can't graft the pump assembly into the custom tank due to its...

I am parting out much of a showroom condition 2015 RC390 that was 100% with 1500 miles on it. I'll list what's available, if you're interested hit me up for shipping quotes. Most of these parts are already on eBay too. All parts listed are like new. stock muffler left main fairing with front...