In 2014 Van’s Aircraft put out a service bulletin for potential cracking in the horizontal stabilizers of the RV-6, RV-7 and RV-8 series of aircraft. While the service bulletin calls for annual inspections in this area, I recommend more frequent checks for those aircraft that are regularly performing aerobatics. The crack shown in the photo was discovered two months after a condition inspection.
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![Last Bits [Credit: Lisa Turner]](https://www.kitplanes.com/wp-content/uploads/2026/04/Inspections-1-scaled.jpg?w=218&h=150&crop=1)
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Excellent information
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