[QUOTE]Originally posted by Black680hp7 b) no traction control? ever heard of a brain connected to two feet, one goes on the clutch pedal the other goes on the accelerator pedal and ya find a happy madium between the two
Obviously you have never been on a road course with alot of power. F1 guys use traction control and they are the best drivers in the world. So, are you able to set your boost control to rux "x" boost in 1st gear, "y" boost in 2nd gear, "z" boost in 3rd gear, etc... You can with the AEM unit. So, how does "traction control" work on an FD? I have it on my Millenia-s and it works great. Also I plan on calling AEM today. How do I talk to to answer lots of questions??? Ken |
Which speed sensor would that be?
My car sure as hell dont have a speed sensor going to the now non existant stock ECU. Is there money on this bet? Take a look at pin 1m (Green w/ red stripe) this is your vehicle speed sensor input to the factory ecu. Because your aftermarket system isn't able to use this, doesn't mean it isn't there. that speed sensor thing aisn't truely boost in gears now is it, how can it distingush between 8000rpm in 2nd gear which equates to around 115kph and 4000rpm in 4th gear which equates to the same speed? O.K. this one I thought was incredibly obvious, but I guess I have to spell it out. The ECU ALWAYS knows what RPM you are at, with vehicle speed, it can determine what gear you are in. So yes it is truly Boost per gear! Might work for FD's but what about people who dont have cars with factory speed sensors? Well most all late model cars have them, but obviously it won't work with out the addition of a speed sensor. The boost control won't work with a naturally aspirated car either. In order for functions of the ECU to work the appropriate sensors or switches must be there. Jason. |
[QUOTE]Originally posted by LUV94RX7
Originally posted by Black680hp7 b) so, how does "traction control" work on an FD? I have it on my Millenia-s and it works great. Also I plan on calling AEM today. How do I talk to to answer lots of questions??? Ken Ask for me (Jason) I'll answer all of your questions. Jason. |
I'd like to get a GB together for this new product. Available at the end of 1-2002.
http://www.aempower.com/ems.htm I'll coordinate it. I also posted this GB on www.nopistons.com and www.rx7forums.com Ken, 57 years young, '94 white, pep, red leather, mods: Hayes street port and polished stage II, Hurley 2mm Racing Seals, XS-Engineering T04E Turbo Kit, SMIC(bigger than stock), Pettit ss resonated MP, Pettit ss cat-back, RP Racing fuel pump, Aquamist 2s water injection kit, under pulley kit(no air pump), Pettit short shifter kit, boost gauge, PFS-PMC(10psi & 15psi), Profec B, 1200cc injectors, LaBreck bushings, Evans coolant. |
Jason check your PM.
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Originally posted by HWO can run 3 stage boost control, 3 seperate maps, simply put a toggle switch on ya shifter and flick it to whatever position you want thats wastegate spring boost, map 1 and map 2 Oh wait, on second thought I guess you can do boost-per-gear with a Haltech. It's called "a brain connected to two feet, one goes on the clutch pedal the other goes on the accelerator pedal and ya find a happy madium between the two" :rolleyes: |
So it reads gear slection like the Apexi AVCR? The AVCR uses the same inputs to determine gear slection. Vehicle speed and engine RPM. Of course, we all know it is not the most accurate way to do this but it works.
The FD's do have 2 gear switches, I think a 1-2 and a 3-4 but you are saying it does use these? |
Originally posted by Black680hp7 Which speed sensor would that be? Is there money on this bet? Take a look at pin 1m (Green w/ red stripe) this is your vehicle speed sensor input to the factory ecu. Because your aftermarket system isn't able to use this, doesn't mean it isn't there. that speed sensor thing aisn't truely boost in gears now is it, how can it distingush between 8000rpm in 2nd gear which equates to around 115kph and 4000rpm in 4th gear which equates to the same speed? O.K. this one I thought was incredibly obvious, but I guess I have to spell it out. The ECU ALWAYS knows what RPM you are at, with vehicle speed, it can determine what gear you are in. So yes it is truly Boost per gear! Jason. Does it have some kinda mapable system in which it compared road speed input to RPM to be able to figure out what gear you are in or what? If the boost is set by road speed, then at 115kph in 5th gear it'll only give me the boost i have it set to in for 'second' which would maxed out be 115kph My car has never had cruise control in it. it currently doesn't have any of the factory ecu loom in it so what pin would i be looking at????????? My E6K can use road speed input - whats your point? |
Originally posted by HWO If the car has a speed sensor, tell me how it works out how much boost its gonna be blowing in if i am at 115kph. cause 115kph is possible in 2nd, 3rd, 4th and 5th gear O.K. this one I thought was incredibly obvious, but I guess I have to spell it out. The ECU ALWAYS knows what RPM you are at, with vehicle speed, it can determine what gear you are in. By using a simple mathematical equation of road speed vs rpm vs gear ratio input. Does it have some kinda mapable system in which it compared road speed input to RPM to be able to figure out what gear you are in or what? YES! If the boost is set by road speed, then at 115kph in 5th gear it'll only give me the boost i have it set to in for 'second' which would maxed out be 115kph It doesn't just look at road speed! My car has never had cruise control in it. it currently doesn't have any of the factory ecu loom in it so what pin would i be looking at????????? Umm, none. You have to look at the speed sensor on the tranny, and wire it up. My E6K can use road speed input - whats your point? Jason. |
"If the car has a speed sensor, tell me how it works out how much boost its gonna be blowing in if i am at 115kph. cause 115kph is possible in 2nd, 3rd, 4th and 5th gear"
If it works like the AVCR then at 115kph it would then look at the rpm to determin what gear you are in, say for example: at 115kph@ 3500rpm would then be X gear, @5500rpm would then be Y gear so on and so forth. |
Originally posted by Black680hp7 O.K. this one I thought was incredibly obvious, but I guess I have to spell it out. The ECU ALWAYS knows what RPM you are at you could have saved yourself a lot of time by saying it had programable maps for rpm vs road speed - that's all i have been wanting to know all along I have never seen or used a AVC-R. in my mind its miles too much money to spend on something a bleed valve can achieve |
double post
can ya spend a bit of time to figure out how to go in and outta quotes when replying, cause it'd make it a shit sight easier to read. i dont read my own post when someone replies to it, with your answers being in the quoted bit they are easily missed Cheers Shane |
Yes, sorry, I am still trying to figure out the best way to respond so people can understand who asked what. Do you understand how the boost per gear scheme works?
Jason. |
Originally posted by HWO look d1ck i know how an efi ecu system works, how on earth would it know how much gas to inject if it didn't know what RPM the motor was at, or how the hell would it control the ignition system you could have saved yourself a lot of time by saying it had programable maps for rpm vs road speed - that's all i have been wanting to know all along I have never seen or used a AVC-R. in my mind its miles too much money to spend on something a bleed valve can achieve Jason. |
Jason.
Just to clarify, could you state how much rear wheel horse or flywheel horse power you made and and with what setup? Other than your list name I do not see the HP figures mentioned by you (Here we go again with the reactions)... :eek: |
Earlier in this thread, that was all listed.
Jason. |
Originally posted by black99 680hp with nothing bigger than a street port???:eek: Tell me you thought of the screne name for another reason than for thinking you are going to make 680hp. Not saying that you won't, because you never know, but I would just think you would need a bigger port. Originally posted by Black680hp7 Here is the basics SX fuel pump -10 feed line -8 return SX regulator Custom fuel rails 4-96lb/hr Rochester injectors T66 Q 1.15 a/r Custom header 4" exhaust Street port 13b w/ Stock seals Custom front mount intercooler Flow balanced intake AEM ECU set up with 4 coil direct fire(no plug wires) w/ 2 msd dis 2 1 for trailing, 1 for leading That should cover it Jason. |
Jason.
This unit does look good. I could see where not any and anybody can tune this unit. It has alot of different setttings (I am looking at demo software). Here is another question. Can this unit fire staged fuel injection? |
The car makes 681.7 to the wheels with a STREET type PORT. Which is no big deal, we made well over 700hp to the wheels on Adams RX7 with a street type port. I am not interested in arguing about it, if you don't believe it, that is fine! I know what it does, and I am not trying to show-off or make anyone believe me.
Of course it can run staged injection, we have a plug n play for the RX7 (factory staged injection).:) Jason. |
I believe that these HP figures could be true.
I just have a hard time swallowing that you did this with 4 96lbs injectors and a single SX pump, but thats my problem.. I am just a regular guy with nothing brag about... Who knows, in the next couple of months I will probably be boasting about you... Thanks for the info;) I assume the Nitrous setup was running on the same fuel pump.. |
Originally posted by Black680hp7 Forgot to mention 28 psi of boost w/ c16. And there are plenty of people out there that know this car and will back me up. Ari, Steve, Adam, Abel, etc... The 680 was made with a 70 shot direct port. Jason. 680rwhp is around 800bhp motor - 70hp direct gives 730bhp This gives following specs, (my estimates) 2.616 capacity 250g/hp/hr bsfc 11.5:1 af ratio 21 degC ambient ve% 95 good street port eff IC %100 for air to air with nos cooling affect rpm 8000rpm boost 28psi compressor eff around 70% all this equates to 730bhp, so I'd say his claims are pretty spot on. Nice power :) |
Now on the fuel side, 4 x 96 lbhr = 3700cc of fuel per min with relative densidy is 0.78 for C16
This means that at 11.5:1 af ratio they would need to run at 105% duty cycle ! To get this power with that amount of fuel flow then the af would need to be closer to 12.4:1 to achieve 730bhp with 3700cc of fuel flow. These however are all based on what he has said, it is very easy to have BIG differences in EXACT fuel flow rates on specific injectors and hence they could be flowing 10% more than what they are sold as in which case he could make that power with those injectors at the safer af ratio. Again, it is pushing the limits, but it is achievable and is not an easily see through claim such as made by SR on their web site a while back :) Just my clacs and thoughts. Regards. |
Originally posted by Black680hp7 Yes, you can buy a haltech for $1200.00, but you have to wire the car, change sensors, and you still have no oil metering pump control, dos based software, no traction control, no nitrous control, no boost control, no knock control, and I could go on and on. Our unit will retail for $1863.00 complete, good luck getting anything that will do all of that for anywhere close to $2k, let alone under $2k. Jason. Haltech E11 and E12 will own AEM, Mootec and anything else this side of F1 technology. Just my 2c worth ;) Evaluation testing is taking place at the moment and should be on the shelves fairly soon. As a side note though; there was a rumour flying around Australia about the Marquis (sp?) 20B powered 3rd Gen that had the engine done by Rotary Power Australia. The rumour was the engine as delivered struggled to make close to the claimed 1000bhp and AEM got a hold of it and replaced various bits and pieces such as plenum and turbo. Can you confirm/deny this? I also heard the engine grenaded and the car struggled to run an 8....any comments? |
Umm we use f1 Technology!:D Good luck on that with the Haltech.
AEM has nothing to do with any 20b projects. Jason. |
Originally posted by Black680hp7 Umm we use f1 Technology!:D Good luck on that with the Haltech. AEM has nothing to do with any 20b projects. Jason. Is your unit able handle it? |
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