KA-T project nearing completion (pics)

Information on the naturally-aspirated KA24E and KA24DE engines.
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node
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Out with the old KA in with the rebuilt KA-T



mmmm Truck Intercooler *Bling* Now its off to the paint shop

Ill try to get some more pics posted as soon as I get the car back from paint. The interior is still a mess and Im having a fiberglass console made to hold the guages so eveything is appart.


Tenmou
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looks nice man, good job on doin it yourself :)

is that a sanded valve cover I see or just the camera angle/sunlight???

TrunkMonkey
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eh...i was hoping to see a big snail shell and piping, but i'm glad you're making progress.

-demetrius

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node
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-demetrius Ill get some pics of the hair dryer as soon as I can ;)

The valve cover is ceramic coated along with the intake runners. I got some grease on them when I was putting the engine in so they are much shinier than that. The turbo is ceramic coated too. Its blingin, and the coating is supposed to withstand temperatures in excess or 1500F. I even had the hot side coated too.

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Checkered-Member
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can you give us a list of everything you have done (engine specifically)

And future plans

j-z
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aww man i wanna see turbo plumbing

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node
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Sorry fellas ive been borrowing a camera to take the pics. Ill get some more for ya as soon as I can.

Engine-New rod berrings & main berringsLow compression headgasketPort matched head Removed EGRRerouted coolent from throttle body and intake manifold (cooler intake charge)Custom adjustable cam gearsS13 cams 240intake 248exaustCustom LOG manifoldT3 from VG30 300ZX with .63 AR exaust turbineAudi BOV (recirculated)550cc FD RX7 injectors w/ SAFC-II170degree thermastat

TransmissionSpec 2 clutch &pp from exeddy

Body Front bumper Nismo copy of the 270RSides Vader copys in blue glassHood Carbon Creations OEM style

Future plans:PAINT!!DYNOsuspension LSD and tractionafter that is sorted out I plan on upgrading the compressor to a T4 of some type

Here are two pics of the turbo just before it was installed




Altiman94
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looks good. Is it running right now?

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Checkered-Member
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node wrote:Rerouted coolent from throttle body and intake manifold (cooler intake charge)
how...?

can you elaborate more on that...thank you

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node
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Yea, its running but verry badly because I managed to damage the temp sensor for the MAF. I broke one of the wires somehow :( Im headed to the salvage yard at ten tomorrow morning to buy a whole new MAF. Anyone know what diode I can replace the temp sensor with if I cant find one at the junk yard?

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node
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Checkered-Member- Yea, I ran the heater core line directly from the firewall right to the outlet at the front of the motor instead of first running to the little tube at the bottom of the maifold. The other coolent line runs directly trough the throttle body to heat the housing. I guess this is to keep the throttle from freezing during cold humid weather. Anyway I blocked off the lines that run to and from the throttle body. Ill do my best to get pics of how I ran the heater core lines and stuff so you can see it.

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Checkered-Member
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^^^ oh that will be grate,

Interesting modification, how did you come up with it?

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node
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I owned a toyota MR2 and was having detonation problems that I just couldent figure out. So, when I rebuilt that motor I decided to see what would happen to intake temps if I blocked off the same lines. It didnt help under load that much but at idle sitting in traffic the intake temps were about 10degrees cooler. I had also made a spacer between the manifold and head, to keep the heat out of the intake. One of the guys on the MR2 board made a spacer out of phenalic resin and he saw significant drops in running teperatures in the intake manifold. The idea stems from GASP NASCAR. They use low conductivity materials to keep the incoming charge cooler giving more power. I know it doesent do much but any little bit helps give me peace of mind and it hardley ever gets cold enough here for me to need to heat the throttle body! I live in the south and Ill be driving around in 90+ temps constantly this summer.

BTW anybody have a cheap digital camera they want to part with?

j-z
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bypassing the coolant in the throttle body has been around since the muscle car days. i did that mod to the lude when i had it and if i feel like it ill do the same to the 240. oh yeah i used the same compressor side of your turbo with a svo center section and .48 a/r exhaust housing. talk about instant spool. you should be having fun once youre done.

nismofan14
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Hey node, are you using the water-cooled t3?

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node
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Update -

The supposedly perfect condition transmission I got with the car is BUSTED! MAN why cant people just tell the truth. I told the guy I would still buy it if it was broken. I would just rebuild it. He told me, it works fine AND has a new clutch. Well its not fine the transmission shakes VIOLENTLY if its in nutral and the car is moveing. IM SO PISSED

Anyway, the car is FAST in first gear when I can get traction. Oh and no this is the oil cooled T3

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node wrote:Anyway, the car is FAST in first gear when I can get traction. Oh and no this is the oil cooled T3
congrats on the completion

Sorry to hear about the trouble with the transmission…what psi are you running?

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node
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Thanks Checkered-

Yea Ill have the transmission swapped out by tomorrow night. I just keep running into problems with this thing. Ill only be running max 4psi till I get a wideband in there. The VG30 T3 has an adjuster on the actuator that lets you increase or decrease the pressure it takes to open the WG, very nifty. Its already fast due to the 91 cams I guess. I dont really want to push it till I change the oil the first time.

I did put a nice long black mark on my driveway though. I just couldent resist. From what I can tell the 91 cams in conjunction with the 95+ ECU make a big differance. The engine isnt nearly as torquey down low with the S13 cams, but it seems to just wake up and pull much better as the revs cimb. I would say the car feels a bit more like the sports car it was designed to be rather than the truck it was hehe.

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WAbernethy
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Nice, looks like it will be fun. I just finished rebuilding mine, had the turbo one there b4. I did the same thing, bypassing the coolant for the intake but I used mine to cool my turbo now. Looks better than those T's in the heater core lines I had b4. I wish my turbo said NISSAN on it. It has TOYOTA stamped right on the front. I was thinking about putting a TRD sticker on my car just to get a reaction out of people. :D

Keep up the good work!

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JayPat83
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node we need to get in touch man

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JayPat83
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trying to think if i have seen or heard of you though


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