1.375" OD | .030" HP Valve Spring Insert
QualFast HP Valve Spring Inserts have heat-retarding serrations with a blue tint, indicating heat treatment. Priced per piece.
OD: 1.375" | ID: 0.765" | Thickness: .030"
Applications:Ford Bronco, Ford Tractor, GMC, Harley-Davidson, Pontiac, Triumph