Single Exhaust Valve
Compatible with: GM & Chevrolet 3.5L 214 OHV (Enginetech V4415)
Nominal Stem Diameter: 8.00 mm
ET Stem Diameter: 0.3132 inches
Standard Head Diameter: 1.425 inches
ET Head...
Single Intake Valve
Compatible with: GM 3.5L 3.9L OHV (Enginetech V4430)
Nominal Stem Diameter: 8.00 mm
ET Stem Diameter: 0.3136 inches
Standard Head Diameter: 1.870 inches
ET Head Diameter: 1.870...
Single Intake Valve
Compatible with: GM 3.5L 214/4.6L 281 Northstar (Enginetech V4362)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2335 inches
Standard Head Diameter: 1.426 inches
ET Head...