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Camshafts

Part Number:
  1057-2
Price:
  $269.95 each
Status:
 
For Model(s):
  2004-2007 Honda CRF 250R
2004-2009 Honda CRF 250X
Description:
  Stage 2: Single cam engine. Excellent top-end power with great over rev. Uses stock auto-decompression mechanism. Uses stock valve springs.

More Information:   Tech Support Documents:
Intake
Intake lift (mm):   8.40
Intake lobe center (degrees):   107.50
Intake duration (degrees at 1mm):   252.00
Intake valve lash (mm):   0.12
Exhaust
Exhaust lift (mm):   8.35
Exhaust lobe center (degrees):   102.50
Exhaust duration (degrees at 1mm):   267.00
Exhaust valve lash (mm):   0.28
Note: Divide mm values by 25.4 for inches.
 
1057-2 Dyno Chart
Video - Single Cam Installation
Video - Single Cam Valve Clearance
Written Installation Checklist
 
  Click here to download Acrobat Reader.

Related Products:
Price: $269.95 Part: 1039-1

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