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RC 75# or Motron 60#????

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Old Sep 30, 2005 | 01:58 PM
  #21  
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You'll need the 75's. A blower car making 800rwhp would be pushing over 900hp on the crank easilly enough (belt load). We recently did 75's on a F1 346 and they are pretty easy to tune in.
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Old Sep 30, 2005 | 03:41 PM
  #22  
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Originally Posted by Slowhawk
You'll need the 75's. A blower car making 800rwhp would be pushing over 900hp on the crank easilly enough (belt load). We recently did 75's on a F1 346 and they are pretty easy to tune in.
Thanks
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Old Sep 30, 2005 | 05:48 PM
  #23  
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Originally Posted by Blown408
Has anyone had a chance to tune the RC 75# injectors? Are they harder to get tuned in?
Futral is tuning my car with the 75# rc engineering inj's so Id call him up and ask him what his thoughts are on it...
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Old Sep 30, 2005 | 07:14 PM
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I just got an email back from him the other day. He said it was not a problem.
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Old Oct 2, 2005 | 03:17 PM
  #25  
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where are you getting these injectors and what are you using to tune them? would hptuner work?
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Old Oct 2, 2005 | 03:27 PM
  #26  
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RC Developments make the injectors.
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Old Oct 2, 2005 | 05:54 PM
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I've been tuning for 2-3 days (only a little time per day, 1-2hours) with my new 75# RC hi-impedance injectors. It is starting to run real well - I was most concerned about the idle with such a big injector but so far everything is fine. Idle pulsewidths around 1.9-1.8.

Jim
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Old Dec 12, 2005 | 04:26 AM
  #28  
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Please advise where to buy RC #75 injectors and what is the best price I can get them for?
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Old Dec 12, 2005 | 02:08 PM
  #29  
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Originally Posted by marcink
Please advise where to buy RC #75 injectors and what is the best price I can get them for?
RC Injectors
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Old Dec 14, 2005 | 12:56 AM
  #30  
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I got mine here:

http://www.raceprovenmotors.com/cart...238d9da61eb9a5

The price is way better than RC. I paid 680 plus tax & SH.

The tune is really nice now. Idles well and dials in up top very readily. Will pull to 6600 without exceeding 75% duty cycle. Headroom to grow, too.

Jim
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Old Dec 14, 2005 | 09:52 AM
  #31  
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Thanks, the price is better there.
But how can you tell these are the same injectors? They do not look like RC injectors (no logo at least) and it says 'Delphi' on the web page.
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Old Dec 14, 2005 | 01:25 PM
  #32  
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We can get you a good deal on the RC 75#ers Blown408 got his from us

Nate
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Old Dec 26, 2005 | 11:12 AM
  #33  
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Originally Posted by marcink
Thanks, the price is better there.
But how can you tell these are the same injectors? They do not look like RC injectors (no logo at least) and it says 'Delphi' on the web page.
They came with an RC Eng sticker attached to each injector.

Jim
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