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Old 11-19-2007, 04:59 PM   #1
C-unit
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My build, needs some suggestion.

I am currently going to swap a RB26 into my car, i am wondering if any expert can give me any suggestions.

Here is my part list.
R33 RB26
-HKS GT2510
-XS power turbo outlet
-Tomei 1.2mm HG
-APR head studs
-N1 water pump
-N1 Oil pump
-Tomei fuel rail
-sard FPR
-sard 700cc injectors
-Apexi power FC

of cuz, all belts and tensioner will be changed before dropping the engine in.
I am mainly using the car for autoX and drifting. Are all those parts necessary or i can take some of those out?? i am only amiming for 350whp. I am looking for response more than anything else.
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Old 11-19-2007, 05:19 PM   #2
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this going in a 240sx?
if so do you have anything do yet?
you dont need that big of injectors first off, nor the rail. Dont hold me to this but i think stock injectors on an RB26 can do 350hp or close to.
if your doing studs and head gasket, look into cams, exhaust should be a given as well as a limited slip differential.
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Old 11-19-2007, 05:22 PM   #3
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700cc injectors and a tomei rail might be overkill for 350


get a tomei turbo outlet instead
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Old 11-19-2007, 05:57 PM   #4
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get yourself a lighter flywheel if response is what you're looking for.
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Old 11-19-2007, 08:31 PM   #5
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1. Carbon fiber driveshaft. Ultimate response.

2. The biggest, nicely merged custom exhaust you can fit.

3. Oh, and don't change the head gasket thickness. It's pointless.

4. I've also heard Apex'i are the best headgaskets you can buy.

5. Forget the injectors and rail, as the intake and exhaust alone with good tuning should net you around 350hp.

6. Power Enterprise strengthened belts

What are you running for engine management?
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Old 11-19-2007, 08:35 PM   #6
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this is going into a R32 gts-t, since it's not a 240sx, thats y i didnt mention it. i thought i would've ask just cuz its an nissan engine.

anyways, i have the following mod already.
Exedy triple plate clutch
full downpipe, exhaust.
stock FMIC
hks mushroom intake
2 way lsd
coilovers

I am going to either rom tune the ECU or run power FC

I am wondering what the cams will do?? do i need cam gear as well???
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Old 11-19-2007, 08:44 PM   #7
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Go Power FC, if you get some aggressive cams, cam gears will be needed along with tuning them.

Also, change the timing belt since your going thru all that trouble. The only other thing I can think off is change the intake manifold for a Greddy one. I've heard of people having issues with the detonation #6 cylinder due to the intake manifold.

go check out zeroyon.com, theres a couple of guys in there in the process of building RB26s.
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Old 11-19-2007, 08:53 PM   #8
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that kind of info helps alot. anyways hks or tomei cams. gears arent needed unless you want to fine tune but for what your going for its really not need. go with tomei or hks turbo outlet as well. Power FC would be fine for you. If you dont already have one, boost controller or the add on for the FC. You could do alot but most things arnt needed if your just going for 350.
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Old 11-20-2007, 01:51 AM   #9
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does the HKS or tomei outlet really make that big of a different compare to those ebay crap. cuz i mean the price has a really big different and does it make that much performance differences??
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Old 11-20-2007, 02:24 AM   #10
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vs ebay crap yes...ebay stuff tends to leak warp and have fitment issues and made of less quiality materials... also your going with the hks turbo so why not... I sell the hks/ tomei rb26dett outlets for about $500 which is both turbos.... I believe hks is better because of the divoiced waste gate outlet.
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Old 11-20-2007, 02:36 AM   #11
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A STOCK RB26 can pull out 350whp just by turning the boost up. That triple plate clutch is way overkill. You could have used a exedy single plate, they are good for 400ish hp. Anyway, with the twin 2510's, you can expect upwards of 500whp with pretty good response.
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Old 11-20-2007, 03:05 AM   #12
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oh, i got the triple plate and 2510 for a very gd deal, so i picked those up already. I would ultimately want around 400whp RELIABLY because I will drive the car really hard. Thats why i want the HG n new headstuds.
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Old 11-20-2007, 03:11 AM   #13
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I got you a good recipe for 350whp this is a proven fact, for a matter its what my friend is running

3" intercooler piping, + aftermarket front mount
3" exhaust
Boost controler @ 14lbs
Nismo Clutch

stock everything else.
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