Setting and adjusting the valve lash is often overlooked as a simplistic and unsophisticated task for proper engine maintenance, yet much can be gained by paying attention to valve lash. Good initial set up and keeping a close eye on the valve lash can alert you to a problem before it leads to a pernicious death of your powerplant. We checked with some of the industry's top engine builders to find out what everyone should know about setting and adjusting valve lash.
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