Engine rebuild, piston rings, valve seals, oil consumption

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Diagnosing the need to rebuild an engine

How to perform a compression test and analyze the result in conjunction with other symptoms

What spark plugs tell about engine condition

Effects of excessive oil consumption on the combustion chamber

What smoke color tells about engine condition

If smoke is coming out of your exhaust during driving, then you might use our smoke color chart as an indication to try diagnosing your engine problems...

Removing cylinder head with the powertrain still in car

Removing the cylinder head with the engine still in car, shown on an indirect injection atmospheric 3 cylinder engine.

Removing the cylinder head with the engine still in car, shown in an direct injection turbo compressed 4 cylinder engine.

Maintaining a cylinder head - Stopping oil consumption

Removing the camshafts from the cylinder head

How to dismantle tappets, springs and valves from a cylinder head

valves, tappets, springs and cups dismantling

How to clean intake and exhaust valves

How to refit valves and tappets to the cylinder head

How to clean a cylinder head with brushes and solvent Preparatory works prior to rebuilding

How to replace the valves seals in a cylinder head, one of the major causes of oil consumption

How to measure the solid valve lifters thickness and valves clearance for ordering new mechanical lifters and adjusting the valve gaps.

Removing / Refitting the powertrain (engine and gearbox) from car without workshop equipment

Removing the powertrain from a FWD vehicle

The driveshafts are to be removed before extracting the engine from beneath the vehicle...

The gearbox need to be separated from the engine prior to starting the engine rebuild...

Remember that replacing the differential seals on a dismantled powertrain is much easier than doing so with the engine-gearbox assembly still on vehicle.