View Full Version : Nissan Cefiro A31
TheJMan
04-13-2008, 08:45 PM
So i got a new toy ...
its set up for dritfing ..
RB20DET str8 six with a 25T turbo ..
deep dish 5 spoke mags on streched tires.
3" exhst
turbosmart stage 2 vport blow off valve
38" external
lowerd
frount mount
etc.
wanna make it go quicker ..
atm boosting 10 pounds doing around the 13.2 mark on a 1/4 mile
wanna pump anther maybe 2k into the engin.
anyone know of anything i can do ..i got some ides ...re-map comp..etc.
Nick318
04-16-2008, 01:12 PM
:nx:break out the bottle!! :nx:
TheJMan
04-16-2008, 03:14 PM
yea i was thinking about a nos set up in it ...
it seems to be getting a bit bigger over here ...
i might look into that.
skogey10
04-16-2008, 08:51 PM
Sell that one and buy 3 cars with a real motor. An older Mustang, an older Camaro, and an old Demon. That way all of them are faster and when you finally break one you have 2 more waiting.
Officer_Cartman
04-17-2008, 01:34 AM
If you want to keep it set up for drift do not get nitrous. I would say build the motor with a good forged piston and rod and try to get a different turbo. That would make alot more sense because if I am right you can not use nitrous when in a drift event...
TheJMan
04-17-2008, 02:00 PM
Jered - lmfao its not worth the value of 3 cars
Yea ive sorta died off the drift events atm tho cartman.most of the engin has been rebuilt with good stuff. just wanna get a tad more power outa her or up the boost.maybe a bigger turbo and bigger spring in wastegate is in order.
Nick318
04-17-2008, 02:03 PM
a 30-50 shot of nitrous would really wake the car up, I think we can all agree that turbos love nitrous. haha then again nitrous will wake up every car...
Edit: Only 10psi of bost??? I'm not the greatest on turbo mapping, but shouldn't you be able to get atleast get 15psi out of that turbo?
Officer_Cartman
04-17-2008, 03:54 PM
I would say different turbo if it has a built motor and then double the boost and you should be happy :)
TheJMan
04-17-2008, 05:28 PM
yea its got a lil over 15 pound in it,
just running it low so i dont do anything stupid 2 the engin.
plus im only running a 10 pound spring in wastegate ..ill up that to a 13 or 15 pound spring now...
just not sure what turbo ... maybe a t4/t5 ? or a garret5 or something ??
nos might be a tad fun...just for shits and giggles...
anyone know a good computer/ecu upgrade for it ...
or should i just get it re-mapd ??
Nick318
04-17-2008, 06:20 PM
if you have 2k to blow, build the motor. 15lbs of boost on a built 6cyl would get that car screaming down the track.
Officer_Cartman
04-17-2008, 06:50 PM
Do you know what internals were used in the motor build? What flange is on the turbo? So you do not have to change manifolds.
Nick318
04-17-2008, 07:26 PM
The car at 15lbs would get you near the 300hp mark. Ever have the car dynoed? Personally I wouldn't buy a new turbo, unless you want more. You could probably get away with running 15 on the motor if you have it properly tuned. The new GT25 is suppose to be a good turbo, but I am still running a stocker so don't listen to me :P
TheJMan
04-17-2008, 08:06 PM
i can prb spend close to 4k if i wanted ..
yea im thinking about doing that ...
nah havnt had it dynod yet ..will do that afta these mods are done tho
new spring for wastegate .. up the boost 2 15 pound at least.
plus a few bits a bobs ... sparkz .. leads etc ..
its alredy a 13.5sec car on 1/4 mile ...tested it for real 2 days ago ..
and b4 i was going off what i ran and the alegals that happen every weekend.
ill try get some pics this weekend
dont know what it was rebuilt on ..just know its got new pistns ..rings .. and what not ..
Officer_Cartman
04-17-2008, 09:15 PM
What flange is on the turbo you are using? I would really look into building the motor with forged pistons and rods and make sure it is all up to standards put some cams and a different turbo and you could go to the moon on power. What about a Manual boost controller?
TheJMan
04-17-2008, 09:53 PM
ill get back to you with more info afta the weekend dude.
gotta jet from work now.
and im only running a boost tap atm.
dont even have a turbo timmer (so ill get one)
im thinking a dijital E-boost controller. one of the 3 stage boost one.
Nick318
04-18-2008, 10:14 PM
I have a manual boost controller on mine. Only cost about $175, completely worth it. I was just reading up on the 25t turbo, and I saw a lot of, "The turbo will take a dump after 15psi" I say since you plan on spending money on a rebuild, why not drive that one into the ground and see just how much you can get out of it! :D That's what I am planning on doing anyway.
fast_fry
09-13-2009, 01:18 PM
I have a manual boost controller on mine. Only cost about $175, completely worth it. I was just reading up on the 25t turbo, and I saw a lot of, "The turbo will take a dump after 15psi" I say since you plan on spending money on a rebuild, why not drive that one into the ground and see just how much you can get out of it! :D That's what I am planning on doing anyway.
go to Rays cspeed site, shows you how to make a boost controller for 4dollers haha
crazyfrog555
09-13-2009, 02:45 PM
WOW
the last post on this thread was
04-19-2008, 05:14 AM
you posted about 16 months later Paul...damnnnn
Talk about waking up a dead thread.
:topic: :dead:
fast_fry
09-13-2009, 02:48 PM
WOW
the last post on this thread was
04-19-2008, 05:14 AM
you posted about 16 months later Paul...damnnnn
My names nate and i like little boys
:topic: :dead:
:P hehe
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