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Some Harley Cam Selection Tips

Jul 21

Written by:
7/21/2011 9:41 PM  RssIcon

Choosing the perfect cam for your Harley can be quite daunting, with so many choices to choose from. Here is a quick cheat sheet.
harley camsGeneral Rules for Cam Duration:
- 220-235 degrees of duration = low end torque
- 235-250 degrees of duration = mid-range
- Over 260 degrees = top end power

Camshaft overlap durations: less than 30 degrees = low end power
Lobe Separation Angles (LSA): 100-103 degrees = low end power

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1 comment(s) so far...


Re: Some Harley Cam Selection Tips

I really like this simple,but effective,way of explanation of how duration effects the range of torque,and what rpm range.Great notes to remember

By Shawn Richardson on   3/17/2012 10:01 PM


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