AV&V AV-VG5200 Exhaust Valve Guide for Sportster 57-Early 83 Standard Outside Diameter Guide Removable waterproof and breathable Xdry

Removable waterproof and breathable Xdry insert (26000 Schmerber / 20000 MVTR)

ME 888 groove walls have different inclination to ensure the best operating angle in every position

the Kansas WP echoes all the characteristics of the Kansas

A blue or black wash is available

Pre-curved fit for a better riding position

AV&V AV-VG5200 Exhaust Valve Guide for Sportster 57-Early 83 Standard Outside Diameter Guide Removable waterproof and breathable Xdry* Designed for Harley Davidson heads* Use with OEM style valve seals * Cast Iron * High temp viton o ring seal * Smooth lead in * CNC machined * Guide ID unfinished Requires honing * OD = . 5645in. Std size * ID = . 339in. * Replaces OEM # 18170 57B