Single Exhaust Valve
Compatible with: GM & Chevrolet 2.9L/3.7L/4.2L DOHC (Enginetech V4423)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2340 inches
Standard Head Diameter: 1.323 inches
ET...
Single Intake Valve
Compatible with: GM & Chevrolet 2.4L 146 DOHC (Enginetech V3444)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2339 inches
Standard Head Diameter: 1.398 inches
ET Head...
Single Intake Valve
Compatible with: GM 2.8L 169/3.5L 211/4.2L 254 DOHC (Enginetech V4352)
Nominal Stem Diameter: 3 mm
ET Stem Diameter: 0.2344 inches
Standard Head Diameter: 1.451 inches
ET Head...
Single Intake Valve
Compatible with: GM 1.6L DOHC (Enginetech V4394)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2348 inches
Standard Head Diameter: 1.126 inches
ET Head Diameter: 1.126...
Single Intake Valve Compatible with: Ford & Mazda 3.5L/3.7L DOHC 24V (Enginetech V4500) Nominal Stem Diameter: 5.50 mm ET Stem Diameter: 0.2160 inches Standard Head Diameter: 1.457 inches ET...
Single Intake Valve
Compatible with: GM & Chevrolet 409 (Enginetech V2387)
Nominal Stem Diameter: 3/8 inches
ET Stem Diameter: 0.3725 inches
Standard Head Diameter: 2.188 inches
ET Head...