6.7 rail on 5.9

24VChevy

Ram-Bow
Joined
Jul 3, 2006
Messages
724
I have the rail set up from a 6.7 is it worth while on a 5.9? I was looking downthe barrel of the rail of the 6.7 and notice "pins" sticking down from all the fuel line connections. Do people drill them out? This is for the drag truck.


Thanks.

Malcolm
 
You found the diverts ,Yep we remove them form the rail, If you use a drill you will need to deburr the barrel,The 6.7 rail mounts will not line up on the 5.9 Plenum.

I prefer the 5.9 Rail, the 6.7 does have bigger lines, the 6.7 is not a cast and machine piece like the 5.9,the 5.9 is 1 Piece with 2 fittings, the 6.7 1 piece with 18 parts compressed or welded.The 6.7 does warp and leak even when plugged over time,( We Now use a stamp piece to plugged the WHOLE chamber)
 
I changed mine to the 6.7,I can not say it help for the fuel side of things due to the fact I am running a stock CP3.I did gain 100-200 RPM spool up tho,it is one of may favorite things I have done.
 
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