Thread: 54mm or 57mm Exhaust system help
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Old 03-Aug-2003, 14:14
stephens stephens is offline
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Montjuic
  
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thks iainzx
The 996R, 998S/R and 999S/R all have much larger exhaust requirements than the 916/996. The current racebikes produce max power at 12500rpm and have 62.5mm systems. The 999S properly tuned is still producing peak power at 11500rpm.
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