Втулка направляющей клапана Caterpillar 7S8858

The Valve Guide Driver Bushing assists piloted driver tools during valve guide servicing operations. This component channels driving force directly through the valve guide center to maintain correct positioning. The bushing restricts driving travel to ensure proper placement during installation. Correct depth control supports proper valve alignment and seating. Using this bushing promotes stable engine operation following maintenance work.Attributes:• Regulates insertion depth for non flanged valve guides.• Aligns piloted drivers with valve guide centerline.• Helps maintain proper valve positioning.Applications: The Valve Guide Driver Bushing is positioned during engine servicing to guide piloted drivers for valve guide removal and installation while controlling depth and maintaining correct alignment.