Single Exhaust Valve
Compatible with: GM & Pontiac 2.5L 151 (Enginetech V9151)
Nominal Stem Diameter: 8.00 mm
ET Stem Diameter: 0.3122 inches
Standard Head Diameter: 1.500 inches
ET Head...
Single Intake Valve
Compatible with: GM / Chevrolet / Pontiac (Enginetech V1078)
Nominal Stem Diameter: 11/32 inches
ET Stem Diameter: 0.3413 inches
Standard Head Diameter: 1.720 inches
ET Head...