Epidermal - growth - factor - induced proliferation of astrocytes
requires Egr transcription factors.
Not exact matches
Fixing this
requires removing the
EGR valve and intake manifold and soaking them in solvent to clean out the soot.
The PCV valve and system are also
required to be checked carefully as they can affect the
EGR valve if leaking air.
The two engines share a compacted - graphite iron block, but packaging requirements
required wholesale changes for the Power Stroke version, including a new variable - geometry turbo,
EGR system, and oil sump.
Features include two - step variable valve lift, cooled
EGR, upgraded variable - valve timing, a new intake manifold, high - tumble intake ports, shrouded combustion chambers, eight - hole fuel injectors with optimized atomization, multiple friction - reduction features, and an increased compression ratio of 11.3:1 (but still only
requires 87 octane fuel).
Technologies
required include: Dual VVT - i with VVT - iE (Variable Valve Timing intelligent system by Electric motor); D - 4S (Direct injection 4 - stroke gasoline engine Superior version) direct injection and laser - clad valve seats; longer stroke (4.07 inches; bore remains at 3.44 inches) and high compression ratio (14:1); multi-hole direct fuel injectors; a variable cooling system; cooled Exhaust Gas Recirculation (
EGR) system; and a full variable oil pump.