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Thread: st185 3sgte injector swap

  1. #1
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    Default st185 3sgte injector swap

    what injectors are a straight swap upgrade for st185 sidefeed low impendence injectors?

  2. #2
    Junior Member Automotive Encyclopaedia
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    Default Re: st185 3sgte injector swap

    the gen3 3sgte are. they're 550cc and i think some of the 2jzgte's also had these injectors.

    otherwise SARD make 800cc ones

  3. #3
    RAAFENG Domestic Engineer punkture's Avatar
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    Default Re: st185 3sgte injector swap

    what capaciity are the oem ones for the gen 2?

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    Default Re: st185 3sgte injector swap

    430gen2

    ....and the gen3's are 540 my mistake

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    RAAFENG Domestic Engineer punkture's Avatar
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    Default Re: st185 3sgte injector swap

    what power rating or A/F ratio would you use the gen 3 injectors too? group A 205's run 17.5psi fuel cut dont they? so must be higher?

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    Default Re: st185 3sgte injector swap

    are gen 3 high impendence? if so dont i need a resistor?

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    Default Re: st185 3sgte injector swap

    gen3 are low impedence the same as gen2 and yes you need resistors

  8. #8
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    Default Re: st185 3sgte injector swap

    im after a straight swap no extras just tuning...i will buy a wolfkatz fuel rail to suit 3sgte

  9. #9
    Junior Member Automotive Encyclopaedia
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    Default Re: st185 3sgte injector swap

    as said the gen2 and gen3 are both low imp and both require resistor packs if your running stock ecu, if you've got gen2 low imp inj's running atm then te gen3's will swap straight over so will the SARD 800 low imp just need a retune.
    are you getting a topfeed wolfkatz rail or just a bored out rail? road and track do the ored out rail's as well. they might be cheaper,

  10. #10
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    Default Re: st185 3sgte injector swap

    ive got sidefeed 440cc i think...(japimp gen2)i am running emanage blue and through looking at websites i thought gen 3 were high impendence. i was after the cheapest way to get fuel rail and injectors. i was thinking bored out sidefeed rail with us 2jzgte 550cc, but thats looking at about $750.

  11. #11
    Hopefully soon a 5S-GTE Chief Engine Builder MWP's Avatar
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    Default Re: st185 3sgte injector swap

    Have you considered changing to the ST162 side feed manifold, then using its fuel rail and new top feed injectors?
    Youll have more injectors to choose from then.

  12. #12
    Junior Member Automotive Encyclopaedia
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    Default Re: st185 3sgte injector swap

    Quote Originally Posted by MWP View Post
    Have you considered changing to the ST162 side feed manifold, then using its fuel rail and new top feed injectors?
    Youll have more injectors to choose from then.
    the st162 fuel rail is not a bolt on affair.

    the gen3 are low imp same as gen2 any one that tells you otherwise doesn't know what he's talking about

    so cheapest way is send your fuel rail as an exchange to road and track (i think they're just over $110) for a bored out rail and find some gen3 inj's should be able to pick up a set for sub $200(for 4)

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    Default Re: st185 3sgte injector swap

    cheers thats the way to go... where is road and track? whats there number?

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    Default Re: st185 3sgte injector swap

    they're forum supporter's/vendor's on the ozcelica and mr2australia forum's, he's also on here. his user name is terryo(not a vendor tho).

    http://www.roadandtrack.net.au/

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    Default Re: st185 3sgte injector swap

    cheers mate i will call him tomoz....

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