Engine Management

Information on the naturally-aspirated KA24E and KA24DE engines.
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WDRacing
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Who has good experience with what standalone systems? I'm not concerned with piggy back or JWT.

Any and all info is welcome as usual. I'm looking for a system with mutiple functions, ie launch control and multi mapping.

WD


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Never mind, I'm going with the Motec M4. Might as well do it right the first time...

WD

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big jon's 240
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How much are you getting the M4 for? The cheapest ive found is 1500. Let us know how it works out. Something i might be interested in sometime in the future. Have you ever worked with a MOTEC before? I havnt. How user friendly are they?

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I have no personal experience with any of the Motec's. A close friend swears by them though. He has one on his Mustang. He runs 100lb injectors with a fairly big cam and boost/N20 and the car idles like a baby. He isn't the smartest guy if you know what I mean either. He had some help initially from a dyno shop. But I'll be doing all my tuning on the dyno as well.

Plus this kit has everything I'm looking for. I figure with the Motec and the Edellbrock QwickData I'll have all my ducks in row with the ECU system.

I'll keep everyone posted as far as progress goes.

WD

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I was reading your first post and the first thing that came to mind was Motec. haha.....read a couple posts later and you agree :)

I don't have any first hand experience with Motec, however a friend of mine showed me (and some other guys) how the system works. He is running it on his RX-7, which I might add is in prestine condition, and he is actually going about everything correctly. It's a very reliable 13BT (never thought I'd say that) with approx 400 HP (2nd gen). Daily driver (or atleast, can be if he wanted to).

He showed us the software, and it seems VERY user friendly. Adjustments to fuel maps and compensation maps were as simple as scrolling over and pressing up and down. Or you can look at the actual numbers and adjust it that way too. And you can build a compensation map for pretty much anything. Anyway, I think if you are to go with Motec you will be very pleased. The guy I know had a big grin on his face every time the word "motec" was used. And that is his first experience with it. He even got a vanity plate that says "MOTEC 7" hehe.

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"Its a very reliable 13BT (never thought I'd say that). Yeah, and I never thought I would hear it. I equate rotary's to most early nuclear experiments, simply waiting for meltdown.

WD

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WDRacing wrote:"Its a very reliable 13BT (never thought I'd say that). Yeah, and I never thought I would hear it. I equate rotary's to most early nuclear experiments, simply waiting for meltdown.

WD


Yeah, his whole goal with the project is to prove to the rotary world that a rotary can be made to make 400 HP, streetable, and reliable. The amount of $$ he dumped into it is a whole different concept.

I don't know details on it, but I do know that it is a fully built motor, baseline tuned on a superflo engine dyno, using a Motec. It also has ceramic apex seals, and is bridgeported. I think he actually might be onto something with this car. Ofcourse, given the amount of $$ he has dumped into it, I could probably have a 2000 HP skyline.

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This is an important desision, you should research all of them, they are all in very roughly the same price range. They all have their proponents and detractors. Between my freinds and I we have an Electromotive, two Haltechs and an SDS. Everyone likes their system so it comes down to features and cost, what do you need it to do and how much coin do you want to drop on it?

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What about teh New TEC-III? I haven't heard any bad things about either company, Motec or Electromotive, but I have heard that the Motec can't go read RPM accurately above 10k rpms, so if your going high like that, you might want to look out. I don't know, can you take Rotary's up that high?

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Xero wrote:What about teh New TEC-III? I haven't heard any bad things about either company, Motec or Electromotive, but I have heard that the Motec can't go read RPM accurately above 10k rpms, so if your going high like that, you might want to look out. I don't know, can you take Rotary's up that high?


I dont know what the guy I know revs to, but I doubt it's over 10k. However...if you read my thread called "Holy Monkey Balls" in the general chat forum, that R33 is running Motec and revs to 11,5k. So I think it works :)

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I won't be going near 10,000rpm. So the Motec will be just fine. Although I've never heard anything about not reading rpm over 10,000. They've been out long enough, I'm sure they would have corrected that problem by now.

WD

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Is the guys name Mario, and has a drag R33 in australia? yeah, that's the guy that had a 10k rpms sealing with the Motec, the guys working on tuning his car had to custom modify the Motec Crank-Angle Sensor to get it to work over 10k,

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Xero wrote:Is the guys name Mario, and has a drag R33 in australia? yeah, that's the guy that had a 10k rpms sealing with the Motec, the guys working on tuning his car had to custom modify the Motec Crank-Angle Sensor to get it to work over 10k,


Yeah, and actually I just talked to a friend that was like "yeah, Motec supposedly doesn't like 10k+ rpms cuz Mario was having problems."

So I didn't know that, but now I do. Oh well. So you say they got it to work now?

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Mario is a genious, his car is absolutely beautiful. Over 1000 AWHP is quite the achievement.

WD

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WDRacing wrote:Mario is a genious, his car is absolutely beautiful. Over 1000 AWHP is quite the achievement.

WD


Yeah and isn't it cool how he grows twice his size when he eats a mushroom?

Seriously which Mario? Is there a link? :D

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SSDwellah wrote:Yeah and isn't it cool how he grows twice his size when he eats a mushroom?

Seriously which Mario? Is there a link? :D


http://www.nissaninfiniticlub....=8827

Read that thread.

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http://www.exvitermini.com And I think he's WAAAAY over 1000awd hp :) Veilside had 1500hp on their R34 using less displacement, smaller turboes and less boost.

Yes, Mario did get it to work, the guys that were tuning it actually fixed it, but he won't disclose what they did, because he figures Motec should figure it out on their own. If Motoec has such good systems, how can a person who doesn't specialize in designing fuel systems fix something Motec ahs always had a problem with? I find it ammusing, and it kinda gives an idea about Motec as a company, but ther stuff is still pretty good. I just don't like the module they use to program the ECU, Electromtive uses a laptop, much easier to change things, over a tiny LCD screen

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Xero wrote:http://www.exvitermini.com And I think he's WAAAAY over 1000awd hp :) Veilside had 1500hp on their R34 using less displacement, smaller turboes and less boost.

Yes, Mario did get it to work, the guys that were tuning it actually fixed it, but he won't disclose what they did, because he figures Motec should figure it out on their own. If Motoec has such good systems, how can a person who doesn't specialize in designing fuel systems fix something Motec ahs always had a problem with? I find it ammusing, and it kinda gives an idea about Motec as a company, but ther stuff is still pretty good. I just don't like the module they use to program the ECU, Electromtive uses a laptop, much easier to change things, over a tiny LCD screen


Um....Motec uses a laptop as well. Atleast everytime I've seen it used.

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Never seen a remote module for the Motec. Are you sure your not thinking of the PowerFC and th FC Commander??

WD

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nope, I was almost sure the Motec used a module, maybe it was another system I was looking at, oh well :)

Speaking of the Power FC, if they made it for the KA, I'd suggest it, the only thing I don't like the the LCD screen, you can't see information very well on a LCD screen, but it does very well if you just want it tuned, and are never gonna really touch it again,

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The PFC is big with most GTR's in the states...

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Has anyone ever heard of a MicroTech? I have been talking to a guy a witha 72 Datsun running a SR, I know its sad. But he runs a MicroTech. ITs an Austrailian Company like Haltec. He says it has a good processor and uses the stock harness. Also can use a Laptop or HandHeld unit. Everything is real time and can be display or 3d graph or bar graph. it does datalogging on the laptop and I think he says you can type in x amount fuel at 1000rpm and y amount at 7500 and it will estimate the reset then you can fine tune.

He got his for 1300 + 250 for the hand held unit,

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I've been looking at the E11 from Haltech, looks like a very nice setup. I also like the instruction manual with tuning tips. I'm glad I have a year to do all my research...

WD

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WD Does the Haltech come with a base map? Last time I looked the site did not say.

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Yep, comes with base maps as well as very decent tuning tips. Plus they seem to have an excellent customer service section. Which in itself will make me choose them over sertain other company's.

WD

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Just got back from the site the ek6 seems good. E11 is awesome but I am not sure I am gonna need all of those features, but suppose I do, oh well back to square one.


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