2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

anyone using HKS PFC-FCON?

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Old 06-01-03 | 03:18 PM
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anyone using HKS PFC-FCON?

i am about to buy an HKS PFC-FCON. i was wondering what u guys that use this think of it?
Old 06-01-03 | 06:10 PM
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I'm using one, but it came with my car so I don't know the before and after... I do know that they run the hell outta your injectors
Old 06-01-03 | 06:15 PM
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it's not worth the money ($1000 new!!!) much rather have a S-afc, even if the same price.
Old 06-01-03 | 07:01 PM
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well im getting a used unit for 200 with the GCC also. when u say it runs the hell outta your injectors, do u mean u replace them frequently?
Old 06-01-03 | 08:28 PM
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i used one and its great for what it is. if you get the gcc its abourt as good as a safc (better in some ways worse in others).

mike
Old 06-01-03 | 09:06 PM
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Originally posted by j9fd3s
i used one and its great for what it is. if you get the gcc its abourt as good as a safc (better in some ways worse in others).

mike
how is it better? how is it worse?
Old 06-01-03 | 09:07 PM
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also is there a noticable difference in power?
Old 06-01-03 | 10:31 PM
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I like the fcon more than the safc. With the safc you have a 2 dimension fuel map. With the fcon you have a 3 dimension fuel map.
Old 06-02-03 | 12:28 AM
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Originally posted by rotary13bt
how is it better? how is it worse?
its better because its not trying to trick the ecu, it actually goes between the ecu and injectors. its also a lot faster so the car runs better. the downside is that without the gcc you cant change injectors, and it doesnt have a cool blue screen

mike
Old 06-02-03 | 02:52 AM
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Wow, where did you find one with GCC for that price? I am selling a same package (FCON, GCC, FCD, Boost sensor and all harnesses) but can't sell for that low ($200)! I would like to re-price my package. Please provide suggestion. Thanks.

Carson
Old 06-02-03 | 06:11 AM
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Originally posted by rotary13bt
also is there a noticable difference in power?
no , but I can feel the car is running rich after installed
Old 06-02-03 | 08:54 AM
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you can wire the safc into the PFCON, when i was installing my safc, apexi provided instructions on how to connect the safc o the PFCON.
Old 06-02-03 | 12:37 PM
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Originally posted by wai
no , but I can feel the car is running rich after installed
with the GCC, cant you compensate for that though?
Old 06-02-03 | 12:39 PM
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also is anyone running at a higher boost pressure with the FCON?
Old 06-02-03 | 12:46 PM
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i was running 11-13psi with mine, it was rich enough to stumble

mike
Old 06-02-03 | 11:45 PM
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i was running 11-13psi with mine, it was rich enough to stumble

mike



were you running 11-13 psi without a boost controller?
Old 06-06-03 | 02:10 PM
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Since you can run a SAFC with a PFCON
Does anyone know which is the better setup, assuming that the SAFC and the GCC cost the same

1) SAFC + PFCON
or
2) GCC + PFCON
Old 06-13-03 | 05:44 AM
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Old 06-13-03 | 12:33 PM
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From: https://www2.mazda.com/en/100th/
Originally posted by rotary13bt
i was running 11-13psi with mine, it was rich enough to stumble

mike



were you running 11-13 psi without a boost controller?
the boost controller helped boost at the low end, up top it would do 11-13, with or without it

mike




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