Description & Size Guide
Set of 4. Incl. 524089 black driver, for 0.562" valve guides. A blue driver, for 0.625" valve guides. A red driver, for 0.420" valve guides. The white driver, fits 0.530" valve guides. These are valve seal drivers made for the long haul. Manufactured from tough 6061-T6 aluminum and they will outlast the plastic ones by far. Color coded and laser etched with valve stem size for clear identification. Used to install OEM style valve seals.
48-04 B.T.; 58-03 XL(NU)
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