Seller notes

This is a new set of 8 bronze valve guides and 8 viton valve stem seals for the BMW K100 series '83-'90. Valve guides are precision machined from C63000 nickel bronze (Ampco 45) for superior wear, friction reduction and heat transfer. They have been machined to use a .475" valve seal which is a more robust and widely available type used in both the motorcycle and automotive industry, insuring future availability and wider range of choices. Valve seals are metal clad viton construction containing...

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