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A-spec tuning fuel system, rails lines and injectors

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Engine - Intake/Fuel

Jun 11, 2025, 03:27 AM | Replies: 6 | Views: 502
  • Engine - Intake/Fuel - A-spec tuning fuel system, rails lines and injectors - Used - Chicago, IL 60657, United States
  • Engine - Intake/Fuel - A-spec tuning fuel system, rails lines and injectors - Used - Chicago, IL 60657, United States
  • Engine - Intake/Fuel - A-spec tuning fuel system, rails lines and injectors - Used - Chicago, IL 60657, United States
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  • Price
    $180
    • OBO
  • Location Chicago, IL, 60657, USA
  • Condition Used
  • Compatibility
Make Model Year
Mazda RX-7 1993 - 2002
Description:

A-spec tuning 500R fuel system. Rails, lines, splitter, injectors. Good condition less than 3000miles on it do believe injector size is 850 primary 1600 secondary, but am not 100% positive on that. 

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Old Jun 29, 2025 | 06:19 PM
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viviorunitia88
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Old Jun 29, 2025 | 06:26 PM
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FDAUTO
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Pretty sure those are the injectors that need resistors wired inline to use them. Pretty important for anyone wanting to use them.
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Old Jun 30, 2025 | 12:03 PM
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viviorunitia88
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hey man, im pretty sure i was running it without resistors, so i think you may be wrong on that end. But, i could be wrong
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Old Jun 30, 2025 | 12:52 PM
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Might be worth checking just in case. We pulled these out of a car last month.





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Old Jul 15, 2025 | 06:55 AM
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viviorunitia88
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similar but different injector guessing the 781 model uses the correct voltage. maybe something you should look into for your client
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Old Feb 24, 2026 | 05:25 PM
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