Single Exhaust Valve
Compatible with: Ford 5.8L 351W (Enginetech V1761)
Nominal Stem Diameter: 11/32 inches
ET Stem Diameter: 0.3413 inches
Standard Head Diameter: 1.539 inches
ET Head Diameter: 1...
Single Intake Valve
Compatible with: Ford 5.8L 351M / 6.6L 400 (Enginetech V1874)
Nominal Stem Diameter: 11/32 inches
ET Stem Diameter: 0.3419 inches
Standard Head Diameter: 2.043 inches
ET Head...