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View Full Version : Putting new hard lines in my S14


Justin95
04-11-2013, 03:00 AM
Hello everyone. This weekend ill be installing all new hard lines for my fuel and brake system on my S14. The ones that run from the firewall to the rear of the vehicle in particular due to rust as well as the brake line that runs from the splitter on the passenger side to the driver side rear wheel. My question is am I going to have to drop the rear subframe and gas tank to do these 4 lines? Or can I leave them installed. I bought the pre bent brake lines from Nissan and will be bending the fuel lines myself. Just wondering if I can do the lines without dropping the whole back of the car out. Couldn't really find an answer when I searched. Thanks for the help.

jr_ss
04-11-2013, 06:40 AM
If you want them run right, you'll have to drop both.

If you plan in future upgrading, save yourself the trouble of bending hardlines and run some -6AN or bigger SS lines for more fuel volume. RB's are thirsty engines when upgraded.

Justin95
04-11-2013, 12:13 PM
Ok cool looks like I got a little project In front of me then. I was actually debating just doing the -6an lines. I think I may just go that route if I have to go through the hassle of all this.

Justin95
04-20-2013, 09:09 AM
Well the subframe came out easy enough, as well as the gas tank. However I wasn't so lucky with the driver side front mounting stud for the subframe. I ended up snapping it right where the threads meet the tappered part of the stud. Looks like its back to the drawing board on how to fix it. Anyone else have this happen?

jr_ss
04-20-2013, 09:38 AM
It has happened before and seems to be quite common the older these cars get. You can't just buy a new stud unfortunately. What you'll have to do is find someone scrapping a car and have them cut and remove a good stud out and a section of the frame/mounting point of the donor car. Then you'll have to cut yours out and weld in the new piece. Obviously, if you have access to the tools it shouldn't be a huge deal, but it is a pain in the ass to do.

Take lots of measurements and if I were you I'd slide the new stud into the subframe, bolt the subframe back up and torque it down to spec. Then tack the new piece into place with subframe installed. This will ensure you have it lined up correctly. Do not cut your old one out until you have the replacement in your hand, this way you can make the pieces the same size to make the swap easier.

Justin95
04-20-2013, 10:23 AM
Yea that's what I figured. I just got lucky as hell and found a guy right by my house that's going to cut one out of a shell for me.