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7mgte 440cc into 2jzge write up?

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Old 08-15-10, 03:24 PM
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rwdanthony
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Default 7mgte 440cc into 2jzge write up?

i been searching SF, clubna-t, and cl for the write up on how to install/wire the 7mgte 440cc injectors with resistor pack, but i have no luck.

anyone have it or can provide a link?

thanks in advanced.
Old 08-15-10, 03:41 PM
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imDementeD
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interested as well as i saw some 440's for 20 bucks locally.
Old 08-15-10, 03:45 PM
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i already know that they are physically drop in for the 2jzge fuel rail, and you can just shave the "tit" on the plug of the inj. for the connector to go in and clip.

but what i need is the wiring diagram, or tutorial showing how to wire everything up such as the resistor pack.
Old 08-15-10, 04:25 PM
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99SC42
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Originally Posted by fenderub
i already know that they are physically drop in for the 2jzge fuel rail, and you can just shave the "tit" on the plug of the inj. for the connector to go in and clip.

but what i need is the wiring diagram, or tutorial showing how to wire everything up such as the resistor pack.

The 440cc out of the MK3 are LOW impedance , you will need to wire a resistor pack i don't think it's worth it.
Just get a set of Rx7 550cc they are High Impedance plug and play.

Last edited by 99SC42; 08-16-10 at 05:36 AM. Reason: Correction
Old 08-15-10, 04:26 PM
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These may help a bit:

http://www.supraforums.com/forum/sho...d.php?t=427633

http://mkiv.supras.org.nz/articles/injectors.htm

http://www.supraforums.com/forum/sho...d.php?t=305209

http://www.supraforums.com/forum/sho...esistor+wiring
Old 08-15-10, 07:51 PM
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quickGS300, i have read that ALL 7mgte injectors are low imp, but the 7mge pre '88 were low imp, and post '88 were high imp, but im not even looking to use 7mge injectors.

or does it play also for the 7mgte? all the other threads i been reading are showing its low and requires the resistor pack to run on the high imp 2jzge.

what other injectors are drop in for the 2jzge, ranging from 375-440? that may not even require wiring
Old 08-15-10, 11:51 PM
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Originally Posted by fenderub
quickGS300, i have read that ALL 7mgte injectors are low imp, but the 7mge pre '88 were low imp, and post '88 were high imp, but im not even looking to use 7mge injectors.

or does it play also for the 7mgte? all the other threads i been reading are showing its low and requires the resistor pack to run on the high imp 2jzge.

what other injectors are drop in for the 2jzge, ranging from 375-440? that may not even require wiring

Lucas an RC are both drop in..I think most OEM injectors (MK3, RX7, etc.) are going to need the resistor.
Old 08-16-10, 05:32 AM
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Rx7 doesn't need no resistor pack Alisc is running those they are high impedance.

Yes you are right all the 7mgte are low impedance, they fire in batch just like the 1JZ and are low impedance sorry had a couple beers...
Old 08-16-10, 10:44 AM
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Originally Posted by quickGS300
Rx7 doesn't need no resistor pack Alisc is running those they are high impedance
Yup, My rx7 red top 550cc injectors just drop in, they are high impedance, no resistor pack.
seriously these injectors are the way to go. 440 is not enough improvement over stock to justify all that extra wiring. I think it requires the same shaving of the side of the clips you described, but the shop I took it to just rewired them with the rx-7 clips I had so they would clip on completely.

Its funny cause I actually bought the 440cc 7m injectors first, then when I got them I realized I had to hack up the harness for a resistor box so I flipped them and bought the rx7 ones.

Last edited by Ali SC3; 08-16-10 at 10:51 AM.
Old 08-16-10, 11:29 AM
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Originally Posted by quickGS300
Rx7 doesn't need no resistor pack Alisc is running those they are high impedance.

Yes you are right all the 7mgte are low impedance, they fire in batch just like the 1JZ and are low impedance sorry had a couple beers...
huh..my bad, I thought they were low imp.
Old 08-16-10, 11:41 AM
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Yes i wouldn't waste my time on the 440cc seriously lol, get atleast some 550cc high impedance top feed and be done with it.
Did you do the headgasket? If you have the fund buy an EMS and you will never look back , don't waste your time and money on piggyback with stock GE ECU seriously DON'T let anyone tell you other wise.
Piggyback is a waste of time on stock GE EcU i don't care how much power you are looking for!!!
The other option is if you can rewire the GE harness as a TT and just use the Aristo ECU and other stuff.
Old 08-16-10, 12:13 PM
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imDementeD
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Originally Posted by Ali SC3
Yup, My rx7 red top 550cc injectors just drop in, they are high impedance, no resistor pack.
seriously these injectors are the way to go. 440 is not enough improvement over stock to justify all that extra wiring. I think it requires the same shaving of the side of the clips you described, but the shop I took it to just rewired them with the rx-7 clips I had so they would clip on completely.

Its funny cause I actually bought the 440cc 7m injectors first, then when I got them I realized I had to hack up the harness for a resistor box so I flipped them and bought the rx7 ones.
what yr rx7/model ones? just curious if it matters
Old 08-16-10, 12:21 PM
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13b rx7 were ideal for me, but bigger the injector, harder to tune i have learned.
i was shopping for rx7 550s but there was just no place to get enough considering the 13b only comes with 2. im trying to save every dollar that i can with this, and i may not even pull the injectors just yet just because of insufficient funds.


im shooting about 375hp, maybe 400-425 tops later with my small turbo.
Old 08-16-10, 02:09 PM
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Originally Posted by imDementeD
what yr rx7/model ones? just curious if it matters
turbo 2 injectors, but they need to be a specific year range. can't remember. you want the high impedance 550's there are only one type like that.
the other year range is like low imp or something.

Originally Posted by fenderub
13b rx7 were ideal for me, but bigger the injector, harder to tune i have learned.
i was shopping for rx7 550s but there was just no place to get enough considering the 13b only comes with 2. im trying to save every dollar that i can with this, and i may not even pull the injectors just yet just because of insufficient funds.


im shooting about 375hp, maybe 400-425 tops later with my small turbo.
bigger injectors are harder to tune with piggybacks but 550's aren't considered big in the na-t world.
rx7 injectors typically come in sets of 4, as the primary and secondary injectors on the turbo 2 are identical. I picked up 2 sets of 4 and saved 2 for a rainy day, had all 8 cleaned/flow tested.
If you are na-t with a single you will want the extra room unless you plan on running low psi forever, which i will note you can run up to 8-10lbs of boost on the stock injectors with a good pump, and you wont be messing with the vac parts at all (in safc language low settings = 0 w/stock injectors)
Old 08-16-10, 11:43 PM
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i been told the secondaries are 850s? idk though, i'm just learning now.

im not even sure what psi will i be running at so far, ill have to find out once my car's ready. but i will only upgrade my injectors if i plan to pass 400hp, or if i want to maintain 400hp.


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