Single Intake Valve
Compatible with: GM 4.6L 281 DOHC (Enginetech V2768)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2335 inches
Standard Head Diameter: 1.307 inches
ET Head Diameter: 1.307...
Single Exhaust Valve
Compatible with: GM 3.5L/4.0L/4.6L DOHC Northstar (Enginetech V4361)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2335 inches
Standard Head Diameter: 1.103 inches
ET Head...
Single Intake Valve
Compatible with: GM/Chevrolet 3.5L 214 OHV (Enginetech V4414)
Nominal Stem Diameter: 8.00 mm
ET Stem Diameter: 0.3138 inches
Standard Head Diameter: 1.760 inches
ET Head...
Single Exhaust Valve
Compatible with: GM 4.6L 281 DOHC (Enginetech V2769)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2335 inches
Standard Head Diameter: 1.142 inches
ET Head Diameter: 1.142...