Single Intake Valve
Compatible with: Subaru 2.5L 2457 DOHC 16V EJ25D (IM4488)
Nominal Stem Diameter: 6.00mm
ET Stem Diameter: 0.2346 inches
Standard Head Diameter: 1.418 inches
ET Head Diameter: 1...
Single Exhaust Valve
Compatible with: Subaru 2.5L 2457 DOHC 16V EJ25D (Enginetech EM4489)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2342 inches
Standard Head Diameter: 1.259 inches
ET Head...
Single Exhaust Valve
Compatible with: Subaru 2.5L 2457 DOHC 16V Turbo (Enginetech EM4437)
Nominal Stem Diameter: 6.00 mm
ET Stem Diameter: 0.2330 inches
Standard Head Diameter: 1.260 inches
ET Head...
Single Intake Valve
Compatible with: Mazda 2.5L DOHC 16V Skyactiv (IM3216)
Nominal Stem Diameter: N/A
ET Stem Diameter: 0.2154 inches
Standard Head Diameter: 1.398 inches
ET Head Diameter: 1.398...