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04-06 Ralliart Aftermarket Forced Induction Tech (aftermarket turbo/supercharger related topics)

rrm piggy back ecu?

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Old Jul 19, 2007 | 07:32 AM
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rrm piggy back ecu?

My question is will I be throwing away money if I buy a piggy back and in the future decide to go turbo on my car? All your info and comments will be appreciated I just don't know wether to take advantage of their special or just hold off if im putting in a turbo in the coming months . Thanks everyone.

VIVA LOS RALLIARTS~>>>>>
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Old Jul 19, 2007 | 08:12 AM
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you can use the NA piggy to tune a turbo kit, but if you are buying RRM's or RPW's kit's they come with fuel/timing management. the NA piggy doesn't control timing. the SMT-6 is a good option if you are planning a custom kit, as it controls timing and if you buy it on ebay it's tons cheaper. the smt-7 will not work with our crank signal, I am not sure if perfect power has any plans to offer that feature in the future either
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Old Jul 19, 2007 | 08:53 AM
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so what you are saying is stay away from rrm's piggy right? Thanks for the input dan. What is the NA piggy and where is the best place to buy it at?
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Old Jul 19, 2007 | 10:22 AM
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the NA piggy is RRM's Naturally Aspirated piggyback, and yes, if you are going turbo, stay away from it. it will not control timing, and although you don't need to control timing up to X psi you will be able to tune for more power with timing adjustments no matter how much boost you are running.

if you are looking to tune your RA NA, the RRM piggyback is a user friendly option. They offer excellent customer support, and will include a base map along with the R4 software and instructions on how to wire everything up.
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Old Jul 19, 2007 | 06:13 PM
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ok now I get it. hey I appreciate your help. Nice to see helpful people in this forum. Talk to you later. Thanks
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Old Jul 19, 2007 | 06:28 PM
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is there a piggy that can be used for NA but later for turbo?
like couldnt u get the RRM turbo piggy now and use it to tune the fuel, and then re-use it for turbo kit?
same thing with haltech items that RPW use?
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Old Jul 19, 2007 | 07:21 PM
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yes, any piggyback that is compatible with our sensors can be used for either FI or NA. the only reason we even call the RRM NA piggyback an NA piggyback is because they have created that name for it. What they are selling is a programmable signal calibrator, the signal input is programmable over a wide range of sensors and RRM worked with Split Second to program it to read our MAF sensor and crank signal. this allows open loop tuning. other controllers offer the ability to tune closed loop as well, and if I'm not mistaken the RRM NA piggyback is the only one that works for our cars that does not also do timing. unless you have extensive modification, or have gone FI, you really don't need to worry too much about timing. the knock sensors will prevent you from damaging anything, and until you do cam work the stock timing is sufficient. there is one member, search the turbo forums for information as I am sure he is tired of me throwing his name around by now, who has been running 10psi daily for about two years without controlling timing. so you see, the ecu is pretty good at timing the engine. the only benefit you will see is if you can create a benefit where the ECU is not having to modify the timing maps and prevent it from making modification in the first place. other than that, tuning your timing needs to be done on a dyno so you can really see what it is doing to your power output.
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Old Jul 20, 2007 | 04:43 AM
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Originally Posted by javis06ralliart
My question is will I be throwing away money if I buy a piggy back and in the future decide to go turbo on my car? All your info and comments will be appreciated I just don't know wether to take advantage of their special or just hold off if im putting in a turbo in the coming months . Thanks everyone.

VIVA LOS RALLIARTS~>>>>>
Hold off and do other support mods...?
Personally if you plan on going turbo, just wait and do other mods like your brakes or suspension etc.
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Old Jul 20, 2007 | 11:21 AM
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People don't read do they Dan? Our N/A piggy can be used for turbo but most guys sell it for almost what they paid for it when they go turbo. Our Turbo kit comes with a slightly different Piggy. The turbo piggy has a map sensor and controls timing and fuel. THe N/A piggy controls fuel.

ROAD/RACE
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Old Jul 20, 2007 | 11:24 AM
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some less than others, that's for sure
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Old Aug 5, 2007 | 08:13 PM
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Originally Posted by Mitsiman
Haltech have just released there new Miniceptor unit as well. This is exactly the same as the Haltech Interceptor, but is in a metal non sealed box instead of the plastic waterproof box.

Advantages none
.




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Old Aug 5, 2007 | 10:21 PM
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^i think what hey ment with that is the packaging (metal vs plastic) offers no advantage, but still offers the same functions for less
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Old Aug 6, 2007 | 04:35 AM
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^ Yes thats definitely right.

Metal vs plastic, there is no advantages to such a minor adjustment.

The advantages lie with, what the PB actually can do - more with ignition control, inbuilt eletronic closed loop boost control, shift lights, speed deliminitor removal etc.

This unit can do both N/A and turbo cars although realistically, if you are going turbo a piggy back is a poor cousin for tuning compared to an EMS system < Agreed. No offence to anyone, but who the hell wants to run a piggyback system on a turbo application. That is just plain murder to a $4k+ turbo setup.

By now, we all should know that our ecu's are very clever and imo, I think Mitsubishi have designed our ecu's that way. If anyone knows PBs, they all should know that eventually the stock ECU becomes to smart for the PB and eventually wipes out the previous tune. Your just back at square one again.

B-O-R-I-N-G
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Old Aug 6, 2007 | 04:56 AM
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Originally Posted by MITVRX
^ Yes thats definitely right.

Metal vs plastic, there is no advantages to such a minor adjustment.

The advantages lie with, what the PB actually can do - more with ignition control, inbuilt eletronic closed loop boost control, shift lights, speed deliminitor removal etc.

This unit can do both N/A and turbo cars although realistically, if you are going turbo a piggy back is a poor cousin for tuning compared to an EMS system < Agreed. No offence to anyone, but who the hell wants to run a piggyback system on a turbo application. That is just plain murder to a $4k+ turbo setup.

By now, we all should know that our ecu's are very clever and imo, I think Mitsubishi have designed our ecu's that way. If anyone knows PBs, they all should know that eventually the stock ECU becomes to smart for the PB and eventually wipes out the previous tune. Your just back at square one again.

B-O-R-I-N-G
come on man, what the hell are you even talking about? you have no idea how the ECU operates.

Most of what you say on here is factual, or at least an opinion backed by research or experience. what you have said just now is complete and utter BS, and I've got to call you on it. Misinformation sucks ***, keep it to yourself please. If you form your response in a question I will respond, if not you need to do some research before posting again.

Realistically, as mitsiman said, for tunability standalone is untouchable. for a daily driver your piggyback will be more than sufficient, especially if you buy a real good one. the SMT-6, for instance, allows for multiple analog inputs that you can program yourself, as well as timing and fuel control. With the unit set up properly you can control timing, fuel, read knock, RPM, coolant temp, blah blah blah. RRM's turbo piggyback will function very well as engine management for a turbo kit as well. hell, for reasonable amounts of boost you don't even have to control timing.

stating that standalone is better than piggyback is like saying cows are better than chewing gum. you can't compare the two, because they are totally different concepts. if you want an opinion, how about this one: buying a standalone engine management system for an RA is a waste of money. you can do anything with standalone that you can do with a piggyback unit on the RA and still get further than anyone has before. standalone systems are for race cars, and not even the PR guys are out of a piggybacks range of operation yet.
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Old Aug 6, 2007 | 07:52 PM
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Really true Dan... It's the best forum for info (evom) !
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