Single Exhaust Valve
Compatible with: Ford 2.9L 177 (Enginetech V2285)
Nominal Stem Diameter: 8.00 mm
ET Stem Diameter: 0.3153 inches
Standard Head Diameter: 1.417 inches
ET Head Diameter: 1.417...
Single Intake Valve
Compatible with: Ford & Mazda 1.6L (IM2826)
Nominal Stem Diameter: 6.00mm
ET Stem Diameter: 0.2353 inches
Standard Head Diameter: 1.220 inches
ET Head Diameter: 1.220...