Fuel rails for a truck intake.
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#11
TECH Addict
iTrader: (32)
i just installed Fast rails on a tbss truck intake last night. All i did was ground down the rail side of the mounting post on the intake. Just grind it down at an angle just enought for the rails to sit close to the mount post. Bc if u dont the injectors want seat all the way into the intake. The rails need to be kinda at an angle pushed toward the intake mani. Pretty simple once u mess with one and see what im talkin about. Thin just cut some spacers out of some copper tubing, i ended up using springs for the front pump assemblie in my 4l80e shift kit install. They fit the correct height and once screwed down and compressed they worked great! Thin make a small tab like bracket with a slite bend in it to sit across the top of the rails and hold them down.
Seems like alot but its really nothing to it. They sit very tight and injectors are seated all the way down.
[IMG][/IMG]
Seems like alot but its really nothing to it. They sit very tight and injectors are seated all the way down.
[IMG][/IMG]
#12
i had fast rails also and had nothing but problems.my tuner even spent hours trying to get them to work and was just spending time after time thats y i went back with stock bc it was quick and easy no hassel plus my tuner has made way more power then i will ever build to with stock rails.u are also gonna want to have somthing on them brackets that hold the rails to keep from moving any way possible.up down forward backward...