dilution of fuel in the crank case
dilution of oil by water in the crank case
dilution of lubrication oil by fuel in the crank case
dilution of mixture passing through crank case in two stroke engines
release chamber
balancer
relief valve
stop valve
carbon disulphide
ethylene glycol
ammonium chloride
freon - 12
it blows air through the radiator when necessary
it is turned by wind force as the vehicle moves forward, and its rotation drives the water pump
it cools the engine by blowing air onto the cylinder block
it draws heat out of the engine component
radiation only
convention only
convection and radiation
conduction, convection and radiation