Describe in detail what's in the overhaul package

Engine overhaul kits refer to commonly used accessories. All kinds of cylinder pad cover pad. The following is a detailed introduction:
1. Mechanical part:
The mechanical part generally includes a set of valve intake and exhaust, a set of piston rings, a set of cylinder liners, 4 thrust plates, 2 pieces, and 4 pistons; the cooling system generally includes water pumps, engine upper and lower water pipes, and large circulation Iron water pipes, small circulation hoses, throttle valve water pipes, and the fuel part generally include the upper and lower oil rings of the fuel injector, gasoline filter; ignition part: replace the high-voltage line if there is swelling or leakage, and the fire piston.
2. Near air part:
Generally, it mainly includes air filter; other auxiliary materials generally mainly include antifreeze, engine oil, engine oil grid, chemical cleaner, engine metal cleaner or all-purpose water; the parts to be inspected generally mainly include whether the cylinder head is corroded or uneven, crankshaft, cam Shaft, timing belt tensioner, timing belt adjustment pulley, timing belt, external engine belt and adjustment pulley, rocker arm or rocker shaft, is the addition of hydraulic lifters to detection hydraulic lifters.