rb20 aftermarket fuel rail

Discuss the RB20, RB25 and RB26 series engines.
rwp096
Posts: 23
Joined: Fri May 29, 2009 12:27 pm
Car: 1995 240sx with rb20

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who makes a fuel rail for the rb20 besides egay china crap


Cjmartz2k
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Joined: Sat May 19, 2007 1:39 pm
Car: Hunting for a '89 GTR now
Location: Okinawa, Japan

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It's a fuel rail. It's not like there is a whole lot to screw up with one. I think the china made ebay ones would work great. Why do you need one anyways? I doubt you're making enough hp with an RB20 to outflow the stock rail.

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Coolwhip
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I agree to an extent with you on this one Chris however, I've had seen horror stories of sharp edged injector holes that would damage o-rings, or leaked ever so slightly because of some manufacturing defects.

But yea.. maybe it's me, I just don't like questioning the fuel system or brakes as either of these go wrong, eek.

But all in all, not an overly engineered part which can be made some what cheaply.

Whats causing you to think about changing out your fuel rail?

rwp096
Posts: 23
Joined: Fri May 29, 2009 12:27 pm
Car: 1995 240sx with rb20

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just cause im upgrading my injectors and fuel system this winter alogn with my transmission, and figured id see what options are out there for the rb20. so does greddy or hks make a rail or is the rb25 one interchangeable?

Cjmartz2k
Posts: 1845
Joined: Sat May 19, 2007 1:39 pm
Car: Hunting for a '89 GTR now
Location: Okinawa, Japan

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Coolwhip wrote:I agree to an extent with you on this one Chris however, I've had seen horror stories of sharp edged injector holes that would damage o-rings, or leaked ever so slightly because of some manufacturing defects.

But yea.. maybe it's me, I just don't like questioning the fuel system or brakes as either of these go wrong, eek.

But all in all, not an overly engineered part which can be made some what cheaply.

Whats causing you to think about changing out your fuel rail?
Yeah, that's a valid point about the "rough edges" both literally and figuratively. As with most things from ebay, I'd always give it a once over, add locktight here, trim something there, tighten everything, and grind off any sharp edges I see. There is a lot of ebay stuff out there that's 95% of what the namebrand stuff is, and you can take it the rest of the way with a little TLC. Like you said though, some things you don't want to screw around with. A fuel rail leaks or it doesn't. I'd put one on any day. Now one thing you'll for sure never see me rocking is putting ebay brakepads on my jeep let along a performance car.

OP--your factory fuel rail will flow way more than you are going to make with an RB20, but I understand where you are coming from. Even just for looks, you can get fuel rails for $100 if you decide you can deal with used or ebay "junk". And no, RB25's are side feed and that rail will not work. The 26 rail should be the same though.


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Coolwhip
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perhaps an aftermarket RB25 top fed rail he's asking for. But even then, a RB26 top fed rail would fit with some creativity iirc. Carl was the one that played with the actual fitment on his RB20


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