Types of ignition:
o
Spark ignition engine (S.I. engine)
o
Compression ignition engine (C.I.
engine)
Cycle of operation (thermodynamics cycle):
o
Otto cycle engine
o
Diesel cycle engine
o
Duel cycle engine
Engine cycle per stroke:
o
Four stroke cycle
o
Two stroke cycle
Types of fuel used:
o
Petrol engine
o
Diesel engine
o
Gas engine
Method of cooling:
o
Air-cooled engine
o
Water-cooled engine
Number of cylinder:
o
Single cylinder engine
o
Two cylinder engine
o
Three cylinder engine
o
Four cylinder engine
o
Six cylinder engine
o
Eight cylinder engine
o
Twelve cylinder engine
o
Sixteen cylinder engine
Valve location:
o
Square engine
o
L-head engine
o
I-head engine
o
F-head engine
o
T-head engine
Arrangement of cylinder:
o
Vertical engine
o
Horizontal engine
o
Radial engine
o
V-engine engine
o
Opposed cylinder engine
Speed of the engine:
o
Low speed engine
o
Medium speed engine
o
High speed engine
Types of lubrication system:
o
Wet sump lubrication system
o
Dry sump lubrication system
Method of governing
o
Quantity governing
o
Quality governing
o
Hit and Miss governing
Filed of application
o
Automobile, truck, bus
o
Locomotive engine
o
Stationary engine
o
Marine engine
o
Aircraft engine