Air filter
  
Oil filter
  
Fuel Filter
  
Engine oil
  
Coolant (Antifreeze)
  
spark plugs
  
Spark Plug Cables
  
Distributor Cap
  
Rotor
  
Timing belt
  
V Belt
  
Alternator Belt
  
Water pump
  
Thermostat
  
Radiator
  
Radiator Hoses
  
Cylinder head gasket
  
Cylinder Head
  
pistons
  
piston rings
  
Crankshaft
  
Crankshaft Bearings
  
Camshaft
  
Camshaft Sprocket
  
Oil Pump
  
Intake Manifold
  
Exhaust Manifold
  
turbocharger
  
injectors
  
Fuel Pump
  
EGR Valve (Exhaust Gas Recirculation Valve)
  
MAP Sensor (Manifold Air Pressure Sensor)
  
MAF Sensor (Mass Air Flow Sensor)
  
TPS (Throttle Position Sensor)
  
O2 Sensor (Oxygen Sensor)
  
Crankshaft Position Sensor
  
Camshaft Position Sensor
  
Clutch Set (If manual)
  
Engine sprag
  
Flywheel
  
Distributor
  
Ignition coil
  
PCV Valve (Positive Crankcase Ventilation Valve)
  
Crankcase Gasket
  
crankcase
  
Exhaust Valves
  
Intake Valves
  
Valve Seats
  
Valve Springs
  
Torque Converter