A.produce the heat for ignition
B.decrease injection lag
C.increase ignition delay
D.aid in exhausting burnt gases
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A.low sulfur content in the fuel
B.a loose injector inlet connection
C.late fuel injection
D.high injection pressure
A.Shape of the piston crowns
B.Increasing the compression ratios
C.Increasing the piston crowns
D.Increasing the turbocharger gear ratio
A.Spark plug
B.Heat of compression
C.Carburetor
D.Glow plug
A.low compression temperature
B.low ambient air pressure
C.high lube oil pump pressure
D.high fuel oil booster pump pressure
A.later and closing earlier
B.later and closing later
C.earlier and closing earlier
D.earlier and closing later
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