Manley, valve guide seal set. Viton 4-pk - 84-99 Evo B.T.; 99-04 Twin Cam; 86-03 XL (NU) 901377 Protection in knuckles of PVC

Protection in knuckles of PVC and double skin in the palm of the hand

Comes in a plastic case with separate compartments for each size nut

Note: See 503768 (

with a full rubber coating

Fits CT5 chargers (906043 and 906044)

Manley, valve guide seal set. Viton 4-pk - 84-99 Evo B.T.; 99-04 Twin Cam; 86-03 XL (NU) 901377 Protection in knuckles of PVCWith 4 seals. Comes with with built in spring loaded Viton wipers. Valve stem seals can be used, and are recommended, on all applications. They will help control oil consumption in any type H D engine. Note: Valve seal installation tools are not included and must be purchased separately when required.