Cylinder Head
WARNING: This page is about a different car, the 2019 Ford F-550 Super Duty and 2019 Ford F-450 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
| Item | Specification |
|---|---|
| Combustion chamber volume | 2.94 -3.12 in3 (48.1 -51.1 cm3 ) |
| Roller follower ratio | - |
| Valve arrangement (front to rear) -- LH | I-E-I-I-E-I-I-E-I-I-E-I-I-E-I |
| Valve arrangement (front to rear) -- RH | I-E-I-I-E-I-I-E-I-I-E-I-I-E-I |
| Valve face runout | 0.002 in (.05 mm) |
| Valve face angle | 45.5 deg. |
| Valve guide bore diameter | 0.237 -0.238 in (6.015 -6.044 mm) |
| Valve head diameter -- intake | 1.324 -1.338 in (33.62 -33.98 mm) |
| Valve head diameter -- exhaust | 1.469 -1.483 in (37.32 -37.68 mm) |
| Valve seat width -- intake | 0.047 -0.055 in (1.2 -1.4 mm) |
| Valve seat width -- exhaust | 0.055 -0.063 in (1.4 -1.6 mm) |
| Valve seat angle | 44.5 -45 deg. |
| Head gasket surface flatness | 0.025 mm (0.001 in) in any 25 mm (1 in) x 25 mm (1 in) area; 0.05 mm (0.002 in) in any 150 mm (6 in) x 150 mm (6 in) area; 0.1 mm (0.004 in) overall |