Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations cowski on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. sjensen

    Resonant and Harmonic freq calculation in motorcycle frames

    Once tried to eliminate, or at least dampen the vibration in a Harley superglide (older model). Yikes. D.A.S,T was right about the uneven firing, however it works like this: 720 degrees of crankshaft rotation are required to complete the 4 stroke cycles in a 4 stroke engine. On a Harley the...
  2. sjensen

    de-stroked

    Destroking an engine typically doesn't require cylinder block modifications. Crankshaft will have to be modified or replaced with one of a different stroke, you will have to compensate for this with connecting rods of a longer length, or pistons with a lower piston pin height.

Part and Inventory Search