My RB26 Z32 Project is finished for the year....

The Nissan 300ZX (Z32) general community discussion forum
Booztd 3
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My 1990 RB26 powered Nissan 300ZX



























Modification List

DrivetrainRB26DETTRB25 Modified Oil PanZ32 Transmission Mated w/RB TransModified Cross MemberCustom Motor MountsFull-Race Twin-Scroll Manifold(2) Tial 44mm WastegatesTial 50mm BOVGreddy Cam GearsARP Head StudsTomei Type-A PoncamsGreddy T-BeltTomei 5 Layer Gasket KitGarret GT4202-74mmJGY Fuel Rail (Dual -8 Feed Setup, Single -6 Return)TMS 1000CC InjectorsAeroMotive FPR(2) Walbro 255 GSS-342 Fuel PumpsEarls Fittings/Braided Lines For FuelEarls Fittings/Braided Lines For OilOS Giken Triple Plate ClutchRB25 Slave CylinderClutch Pivot Ball & Clutch LineZ1 1piece Steel DriveshaftRichmond 4.10 Ring & Pinion SetXS Engineering 4" FMICCustom Aluminum IC Piping4" Downpipe & Test Pipe FabGreddy SP Dual Exhaust for 300ZX(2) 10" Permacool HD Electric FansCustom Double-Pass Radiator245/45/17 Khumos in front275/40/17 MT ET Street Radials in rear

Not InstalledN1 Water PumpN1 Oil PumpCrank CollarPauter RodsCP PistonsACL Race Bearings

SuspensionPowertrix HICAS Eliminator BarPowertrix Adj. Tension Rods

ElectronicsAEM 1621 RB26DETT EMSAEM 3.5 Bar Map Sensor, Coolant Sensor, IAT SensorAEM UEGODefi Link 2Defi BF Boost GuageRelocated Battery to Rear - Optima Red TopAlpine CDA-9857Alpine Speakers

SafetyFull 8pt Roll Cage - Certified to 8.50'sSwing-Out BarsRCI Platinum 5pt HarnessesRJS Window NetFlaming River Battery Kill Switch

InteriorComplete Maroon Red to Charcoal Black interior swapRemoved Tweed Inserts, Custom Vinyl applicationSparco Speed Seats w/custom slidersSparco Extreme2 Steering WheelNismo Shift Knob (the rare one!)

Cosmetic1999 Fairlady Z JDM Bumper w/smoked turn signals1999 Fairlady Z JDM Tail LightsStillen Type 3 Sideskirts & Door Fillers5-Zigen FN01R-CPaint matched Brake Caliper to wheel colorsPowertrix Carbon Fiber Air Guides (under hood)

The car is currently making 485rwhp@14psi and I plan on going back to the dyno to give it a little more boost before rebuilding the motor. I would like ot achieve 600rwhp this season and get a few 10 second passes in. Once I regain my social life this summer/fall and get to enjoy my car for several months, it wil be going back under the knife this winter so I can add all the forged goodies and paint the engine bay. I will probably sell the N1 oil pump in favor of a better oil pump (JUN, Tomei, etc) and I'll also need to pick up an ATI Pulley.

Laterz


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izmyttz
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Wow..that's sick!

Milo (San Antonio)
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Very nice, impressive.

Not gonna run a PS system?

Also, how do you like the E-manage? Work well for you application?

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Eikon
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Freaking awesome car!!!

Hope you can make the Galesburg NICO meet on Aug. 10/11 this summer. I'd love to see that beast in person.

Booztd 3
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Milo (San Antonio) wrote:Very nice, impressive.

Not gonna run a PS system?

Also, how do you like the E-manage? Work well for you application?
PS is in the works, but been kinda lazy and more of wanting to drive the car than start engineering stuff again.

Also, this car is from from running E-Manage.....the aem is a true standalone

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tg
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Do you have any videos of it?

Booztd 3
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CRZSWAP
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Nice swap man. It is pretty clean. How many lbs of boost are you currently running and whats the max hp/torque? I have a bug with my cpu right now so I couldnt view the vids. I would also like to make a comparison to your swap cost to mine because I started to go RB or 2JZ but I decided to go the least common way. My swap was right around 8K total with some minor engine mods. How about yours roughly?

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evildky
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very nice, it looks like your antisubmarine belt is installed imcorrectly, if the seat isn't made with the privision for the antisubmarine belt you should just run a 4 point it would be safer

NSR_s30
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The first video is crazy. Cool swap man.

Booztd 3
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CRZSWAP wrote:Nice swap man. It is pretty clean. How many lbs of boost are you currently running and whats the max hp/torque? I have a bug with my cpu right now so I couldnt view the vids. I would also like to make a comparison to your swap cost to mine because I started to go RB or 2JZ but I decided to go the least common way. My swap was right around 8K total with some minor engine mods. How about yours roughly?
Hard to say what I have in it total right now. I'd guess close to 15k but the potential of my setup I'd assume is far greater than what you've currently got on your plate. I could safely make around 600rwhp with this setup, however i have seen stock RB26 blocks pushed to 750rwhp......

Booztd 3
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evildky wrote:very nice, it looks like your antisubmarine belt is installed imcorrectly, if the seat isn't made with the privision for the antisubmarine belt you should just run a 4 point it would be safer
I guess im not comprehending where you're inferring this from.....The floorboard has a reinforced hole through it where the bolt and mounting bracket for the belt go. My roll-cage guy told me this was perfectly acceptable

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evildky
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antisubmarine belts are intended to go through an opening on the seat, the corbeau forza for instance has this slot in place to allow for the belt to pass through, I'm not familar with spearco's lineup but check the seal where the seat meats the lap pad for an opening in the center, I believe all SFI rated racing seats have to have thie provison but I don't see an sfi tag on your seas so you're might not, the ideal is that if you hit a wall the antisubmarine belt is to keep you from sliding under your seat belt, if the strap goes in fron of thesat in theory you could slide and become wedged between the strap and the seatsee page 28 with the giant warning about mounting it in front of the seat and giant red "X"'sif you go through the NHRA rule book you'll find the same thing, I know "it'll never happen to me" but people die all the time from impropery installed saftey equipment, just want you to be as safe as possible out therehttp://www.schrothracing.com/d...s.pdf

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CRZSWAP
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Well I am sure it does have a little more potential in it than what "is currently on my plate" considering you have 15k in your swap and I have roughly 8K in mine! But im sure I could VERY EASILY take the extra 7K you have invested in put in my swap ang make well over 750hp as well. To each is own. Like I said, nice swap, I almost went RB but I wanted something "more rare on my plate"

On the other hand, I am considering on starting another project here soon and right now I am leaning towards 2JZ Z32.

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freakonaleash1187
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Do you plan on doing anything with the brakes or suspension? The stock brakes on a stock TTZ have a hard time keeping up, I can't imagine they will perform well with 450whp. Having a high-horsepower Z with stock brakes and suspension is like having a hot chick with a butter face.

Also, have you weighed it yet?

Booztd 3
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CRZSWAP wrote:Well I am sure it does have a little more potential in it than what "is currently on my plate" considering you have 15k in your swap and I have roughly 8K in mine! But im sure I could VERY EASILY take the extra 7K you have invested in put in my swap ang make well over 750hp as well. To each is own. Like I said, nice swap, I almost went RB but I wanted something "more rare on my plate"

On the other hand, I am considering on starting another project here soon and right now I am leaning towards 2JZ Z32.
Please, dont take my post as me trying to start a pissing match, because it was far from that. It was more of a "I could have done this alot cheaper, but I got all top of the line parts"..........thus me spending more money. IE I could have purchased an ebay turbo manifold but I bougth the $2400 Full Race unit, I could have bought a PowerFC for alot cheaper but I bought a $2000 AEM setup, the list goes on.

FWIW there are many more LS1 300ZX's driving around than the 2-3 running that I know of in the US.......

Booztd 3
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freakonaleash1187 wrote:Do you plan on doing anything with the brakes or suspension? The stock brakes on a stock TTZ have a hard time keeping up, I can't imagine they will perform well with 450whp. Having a high-horsepower Z with stock brakes and suspension is like having a hot chick with a butter face.

Also, have you weighed it yet?
I'm leaving them stock. My primary objective with this car is the drag strip. I will never put this car on a road course, so the need for heavy duty brakes and an 'on-rails' suspension is not there. It has been proven in many nissan instances that the stock suspension performs better on the drag strip because of its ability to transfer weight. I have never had an issue with the brakes, if anything I might move up to the bigger 350Z track rotors, but even then thats additional rotating mass fighting me on the drag strip

I have not weighed it yet

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tg
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It probably weights about 150lbs less than a stock z32 tt just considering the difference in weight between the vg and the rb and the seats, etc.

If you're serious about doing drag with 600whp you're going to need alot more than a stock suspension. You'll probably have to dish your rear fenders and have a custom rear end. Stock brakes are out of the question, if you have the money to 'invest' as you comically put it, then spend a bit on two-piece aluminum hat rotors and a 1piece driveshaft, this is where you'll save the most 'rotating mass' on the whole driveline. Your stock suspension will not transfer 600whp, even brand new.

putting a 2jz in a z32 would be a sign of mental illness, please just spend the money on forged internals for your ls1 and some boost. You are running an engine with 4 or 5 times the amount of aftermarket parts available for it than the RB. I've seen LSx engines put down 600whp without boost and for under 8k... they can do it much more reliably than you ever will with an RB.

Booztd 3
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tg wrote:
If you're serious about doing drag with 600whp you're going to need alot more than a stock suspension. You'll probably have to dish your rear fenders and have a custom rear end. Stock brakes are out of the question, if you have the money to 'invest' as you comically put it, then spend a bit on two-piece aluminum hat rotors and a 1piece driveshaft, this is where you'll save the most 'rotating mass' on the whole driveline. Your stock suspension will not transfer 600whp, even brand new.
Are you sure about that? How much actual experience do you have drag racing? I was out cutting low 1.5 60 foots last year and I didnt even have a 2-step. I was daily driving the car with AC, Power Steering, and Cruise Control and driving it to the track to the tune of 540rwhp and running 11.2@124 all on stock suspension and a 10.5 mickey thompson.....

A good friend Eric Norris out of Alabama is running a TH400 behind his VG motor and with a 2-step/transbrake/4500rpm stall and bone stock suspension he is dipping into the 1.3 60 foot region with is god-like for a street car. NMRA class runs a drag radial 10.5" wide tire only class and those guys are running 8's.........I dont think I'll need any bigger of a tire

The 300ZX TT rear end is damn near bullet-proof. I've never seen one go..........the rear end in these cars is stouter than a viper's rear end.

And to prove to you the stock suspension transfers weight like it should.....here...




cmeasley
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effing beast!!!! good job.

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freakonaleash1187
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At least put some subframe spacers in there as they get rid of the inch play between the frame and subframe. I'm sure you can get better weight transfer with better suspension, or am I just ignorant when I see all these drag cars with a lot done to the suspension. Just because you are getting good times now doesn't mean you can't get better times. With the amount of time and money you are putting into this, I would think you would want the best of everything, not just good enough.

Booztd 3
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freakonaleash1187 wrote:At least put some subframe spacers in there as they get rid of the inch play between the frame and subframe. I'm sure you can get better weight transfer with better suspension, or am I just ignorant when I see all these drag cars with a lot done to the suspension. Just because you are getting good times now doesn't mean you can't get better times. With the amount of time and money you are putting into this, I would think you would want the best of everything, not just good enough.
I did neglect to say I do have SpecialtyZ subrame spacers.....

My attitude to the aftermarket suspension is kind of a 'if it aint broke dont fix it'.....I really dont want to spend the kind of money its going to take to throw a completely adjustable suspension under this thing, only to spend many many months dialing it in, and maybe gaining a tenth on my ET..

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freakonaleash1187
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Booztd 3 wrote:
I did neglect to say I do have SpecialtyZ subrame spacers.....

My attitude to the aftermarket suspension is kind of a 'if it aint broke dont fix it'.....I really dont want to spend the kind of money its going to take to throw a completely adjustable suspension under this thing, only to spend many many months dialing it in, and maybe gaining a tenth on my ET..
Fair enough. You did a very nice build on your Z, although it is completely opposite of what I believe in as I am a road course type of guy and I am a huge Z purist. But still, you have a clean Z.

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purple_ha"Z"e
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This is the first time I've ever seen anybody do that kind of swap on a Z32. I've seen it on Z33's all the time in magazines. Major Props man, that is one Z I would love to own.


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