Thread: My friends RSX-S motor in his Civic, GO LOOK FOR YOURSELF NOOBS!!!!
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Old Jul 23, 2003 | 07:41 AM
  #11  
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stephan
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Joined: Jul 2001
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From: Henderson, NV
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Originally posted by Morpheus
Is the K20A3 the USDM?
I read the only difference is ECU tuning. Squeezing 20hp out of an ECU retune, pretty crazy. K20a>all 4cylinders
K20A3 I believe is in the base RSX and Civic Si :wiggle:
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