![SEMA 2015: Fighting Header Leaks with Stage 8 SEMA 2015: Fighting Header Leaks with Stage 8](https://www.stage8.com/wp-content/uploads/bfi_thumb/dummy-transparent-ql40wnj2vmgbtntpq6cxhre3gojxi4s68olho9dz50.png)
Heat cycling, bolt stretch, and gasket compression are all the enemies of a tight seal between your headers and cylinder heads. Stage 8 header bolts don’t rely on friction to maintain clamp load – they’re mechanically locked, and that means they’ll stay tight but still come off when you want them to.
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