QualFast HP Valve Spring Inserts have heat-retarding serrations with a blue tint, indicating heat treatment. Priced per piece.
OD: 1.100" | ID: 0.719" | Thickness: .030"
Applications:Austin-Healy, Alfa Romeo, Case, Chev., Citroen, Fiat, I.H.C., Mercedes, M.G., Morris, Opel, Triumph, VW, Wauk., Wisconsin