When performing a major overhaul of the engine, the car owner has to solve a number of problems. The decision to replace the cylinder block, connecting rod and piston group and crankshaft depends on a number of factors, the most important of which is the condition of the block. Other problems include the yen, the proximity of the service station. the possibility of acquiring spare parts, the duration of the repair, the experience of locksmith work.
Here are some repair options.
Replacement of individual parts - If the inspection showed that the cylinder block and most of the engine components are in good condition, the most economical way to repair is to replace some parts. Making such a decision requires a thorough check of the block, the connecting rod and piston group and the crankshaft.
Partially equipped engine - Such an engine includes a cylinder block with a crankshaft and a connecting rod and piston group. The motor has new bearings and all clearances are in accordance with the Technical Data. The remaining parts are camshafts, a gas distribution mechanism drive, valves. cylinder heads and all external parts are carried over from the old engine.
Complete engine - such an engine, in addition to the previous version, is equipped with an oil pump, sump, cylinder heads, camshafts and timing drive parts, sprockets and covers. All engine components have new bearings, cuffs and gaskets. All that is required is to install a manifold and external parts on the engine.
Used Engine - Used Engine (from a broken or used car) is often a good and fairly cheap solution to the problem of restoring the car's performance. Some engines of this kind even have a factory warranty. However, before purchasing such an engine, check it carefully. Measure compression, vacuum, inspect it for leaks. If possible, ask the dealer to start the engine either on the car or not on the stand and check it in operation.
Think about which option is best for your particular situation, consult with service station specialists and experienced repairers.