88
Engine oil
·
Improperly oil level (low or
over oil level)
Ignition system
·
Faulty spark plug
·
Faulty high tension cord
·
Faulty ignitor unit
·
Faulty pick up coil
·
Faulty ignition coil
·
Valve system
·
Improperly adjusted valve clearance
OVER HEATING
OVER HEATING
Ignition system
·
Improperly spark plug gap
·
Improper spark plug heat rang
·
Faulty ignitor unit
Fuel system
·
Improper carburetor setting
·
Improper fuel level adjustment
·
Clogged air cleaner element
Compression system
·
Heavy carbon deposit build-up
·
Improperly adjusted valve timing
·
Improperly adjusted valve clearance
Engine oil
·
Incorrect engine oil level
·
Improper engine oil quality (high viscosity)
·
Low engine oil quality
Brakes
·
Dragging brake