400EX 400X Valve Spring Seats Base Washers Steel Copper Wave Washer Head Rebuild

WORKS ON ALL HONDA 400EX 400X AND XR400R MODELS AND YEARS!

If you bought a so-called "complete" head rebuild kit online unless it was from us it is missing all of these parts

Replaces Honda OEM Part# 14775-KCY-670, 90406-KF0-003, 90544-KF0-000, 90545-KF0-000

Aftermarket and OEM replacement washers for valvetrain

Valve spring seats

Wave washers

Sealing washers

Includes 14 total copper and steel

Works with OEM or aftermarket valve springs

1-year warranty*