Cometic Harley-Davidson 117inCi Top End 4.125in Bore Bolt On Kit,w/Base Seals - C10163

The Cometic Harley-Davidson 117inCi Top End 4.125in Bore Bolt On Kit,w/Base Seals - C10163 is a precision-engineered gasket kit with a 4.125" bore and .125" compressed thickness.

This Cometic complete gasket kit delivers a comprehensive, precision-matched set of seals and gaskets engineered to OE or better specifications. Each component is manufactured from materials specifically chosen for their temperature range, chemical resistance, and compressibility — ensuring every sealing surface in your engine is properly protected during rebuild or performance upgrades.

• Bore Size: 4.125"
• Thickness: .125" compressed
• Part Number: C10163