Gasoline Engine Specifications Note. Separate characteristics are also given in the text of the Chapter and, if they are mandatory, are highlighted in bold. Carburetor engines 1.6 l Cylinder block...
Removal and installation of the engine 1. The engine is removed together with the gearbox down, i.e. the car must be raised accordingly so that there is enough space. To facilitate the work, either a crane or...
Engine disassembly Top of exhaust manifold and adjacent parts on SR20DE engine 1 - injection valve; 2 - O-ring, always replace; 3 - O-ring, always replace; 4 - bolt, 3-4 Nm; 5 - rubber...
Engine Assembly After disassembling the engine, all parts should be carefully cleaned and checked. The following chapters describe separately all necessary repairs. Assembly is carried...
Disassembly of the cylinder head and valves Both engines described in this manual have a cylinder head with camshafts installed in it, however, their similarities end there. Therefore, the work is described...
Cylinder head overhaul Valve drive mechanism (injection engine) 1. Check levers for wear. 2. Measure the diameter of the hydraulic elements and replace if it lies outside the range of 16.690 -...
Checking the camshaft 1. On carburetor engines, this check also includes checking the valve lifters. Slight damage to cams or bearing journals can be smoothed out with a whetstone. Scratches...
Checking the cylinder head 1. The surface of the cylinder head should always be checked for deformation. If the cylinder head gasket burns out, it may be that the surface is deformed. 2. For...
Cylinder head assembly 1. If the valves, cylinder head, lever guides and/or valve seats have been replaced, determine the thickness of the new wear washers under the lever. For this job, a...
Pistons and connecting rods — removal and installation Piston parts 1 - piston pin; 2 - piston; 3 - piston rings; 4 - connecting rod bolt; 5 - connecting rod; 6 - connecting rod bearing shells; 7 - connecting rod bearing...
Checking pistons and connecting rods 1. Carefully check all details. If parts show signs of rust, scratches or wear, they should be replaced. Measure the vertical clearance of the piston rings in the piston...
Assembly of pistons and connecting rods Heat the connecting rod eye to a temperature of 60-70°C (dip in hot water). Prepare a suitable rod that is inserted into the inside of the piston pin. Lubricate the...
Cylinder block When completely disassembling the cylinder block, thoroughly clean the cylinder block and remove all foreign bodies from the cavities and oil channels. Make sure that...
Cylinder compression check If it is assumed that the required pressure is not being created in the cylinder, it can be checked using a compression gauge. To check, unscrew the spark plugs, insert...
Engine lubrication system — general information The engine is equipped with a circulation, forced lubrication system and is supplied with oil through an oil pump inserted into the camshaft drive cover. The principle...
Removal and installation of the oil pan Injection and carburetor engines have a different sump design. On a carbureted engine, a conventional oil pan is used, which has already been shown on illustrations . On...
Oil pump — removal and installation Removal and installation of the pump 1. Removal and installation of the oil pump on the injection and carburetor engines is carried out in the same way. 2. Remove all...
Engine Oil Pressure Check If a pressure gauge is available, the engine oil pressure can be checked if it is too low. This can be recognized, among other things, by the slow turning off of the oil...