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Options to increase RPM limiter on AP2

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Old Feb 18, 2008 | 09:26 PM
  #11  
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Originally Posted by carrera4,Feb 19 2008, 01:20 AM
You have three options:

1) hondata reflash
2) 4.44, 4.57 or 4.77 gears (you will have to shift but it will be worth it).
3) aem ems for the ap2.5. you can only have this installed in socal.
How are gears going to increase redline? Hes trying to reduce shifting, with gears he will be shifting much much more....

In this case I would go with the AEM EMS, expensive, but you can do everything from timing, fuel, redline etc... Also you could gain some really good whp at the same time given you find a good tuner.
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Old Feb 18, 2008 | 09:52 PM
  #12  
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Originally Posted by qbmurderer13,Feb 18 2008, 11:26 PM
How are gears going to increase redline? Hes trying to reduce shifting, with gears he will be shifting much much more....

In this case I would go with the AEM EMS, expensive, but you can do everything from timing, fuel, redline etc... Also you could gain some really good whp at the same time given you find a good tuner.
Won't increase the redline, but may accomplish the same goal. He will have to shift more but his times may improve.
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Old Feb 19, 2008 | 05:55 AM
  #13  
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Originally Posted by asin,Feb 18 2008, 08:12 PM
My current stock '07 AP2 has KW coilover V3/stock RE050 tires.
Damn, that's good - my best at TWS is 2:02 with JIC coilovers and Kumho Victoracer tires.
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Old Feb 19, 2008 | 08:33 PM
  #14  
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$600 for Hondata seems like a good option to gain 16HP plus 300RPM redline.
I will do more research on customer experience and compatibility with '07.

I don't want to reduce the gearing, more shifting is not good for me as I am working on being "smoother". It is much easier to be smooth without shifting.

Elistan,
Thanks for compliment ; I was keeping up with Cayman-S (his stopwatch also showed 2:02 - 2:06 ranges) and Miata Turbo with race tires. December weather helped my tires. My favourite was turn-7, drifting in at 98-99MPH was scary but intoxicating. I never have the guts to do more as I have used up all the track-out plus if I messed up I may flip the car. I saw an instructor Spec-Miata flipped in turn-6 because his outside tires got caught in the mud (raining the day before).
Somebody told me that we should be able to do 2:01 if we practise more.
I timed an instructor GT-3 at 1:56.
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Old Feb 19, 2008 | 08:38 PM
  #15  
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what about the 02-03 AP1 ECU and some form of tuning?
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Old Feb 19, 2008 | 09:03 PM
  #16  
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Originally Posted by asin,Feb 19 2008, 10:33 PM
$600 for Hondata seems like a good option to gain 16HP plus 300RPM redline.
I will do more research on customer experience and compatibility with '07.

I don't want to reduce the gearing, more shifting is not good for me as I am working on being "smoother". It is much easier to be smooth without shifting.

Elistan,
Thanks for compliment ; I was keeping up with Cayman-S (his stopwatch also showed 2:02 - 2:06 ranges) and Miata Turbo with race tires. December weather helped my tires. My favourite was turn-7, drifting in at 98-99MPH was scary but intoxicating. I never have the guts to do more as I have used up all the track-out plus if I messed up I may flip the car. I saw an instructor Spec-Miata flipped in turn-6 because his outside tires got caught in the mud (raining the day before).
Somebody told me that we should be able to do 2:01 if we practise more.
I timed an instructor GT-3 at 1:56.
I would do the Hondata personally.

I have the AEM and it's 5x more to get installed and dialed, but if you are doing a lot of engine work you need it.
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Old Feb 19, 2008 | 11:19 PM
  #17  
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Originally Posted by asin,Feb 19 2008, 09:33 PM
$600 for Hondata seems like a good option to gain 16HP plus 300RPM redline.
I will do more research on customer experience and compatibility with '07.

I don't want to reduce the gearing, more shifting is not good for me as I am working on being "smoother". It is much easier to be smooth without shifting.

Elistan,
Thanks for compliment ; I was keeping up with Cayman-S (his stopwatch also showed 2:02 - 2:06 ranges) and Miata Turbo with race tires. December weather helped my tires. My favourite was turn-7, drifting in at 98-99MPH was scary but intoxicating. I never have the guts to do more as I have used up all the track-out plus if I messed up I may flip the car. I saw an instructor Spec-Miata flipped in turn-6 because his outside tires got caught in the mud (raining the day before).
Somebody told me that we should be able to do 2:01 if we practise more.
I timed an instructor GT-3 at 1:56.
i highly recommend going hondata i gained 40HP and 30TQ over a stock 05 AP2 w/ only high flow cat on same dyno same day with about same milage( i have 10kmi he had 16k. vtec transtion is really smooth, gears feel shorter, daily driving i shift 1000rpms earlier, and i get better gas milage then before the reflash with my current mods

heres my dyno graph
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Old Feb 20, 2008 | 04:32 AM
  #18  
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Wow, coilovers themselves chopped 4 seconds off with everything else the same?

Maybe your skill has improved as well?
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Old Feb 20, 2008 | 04:32 AM
  #19  
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Opps ... just realized it was an AP2 compared to AP1 as well ... nevertheless, that looked pretty good!
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