Place the engine upright and remove the intake and exhaust manifolds and the cylinder head outlet pipes.
Remove the cylinder head cover, remove the rocker arm shaft assembly on the front and rear cylinder heads; remove the ventilation pipe from the crankshaft tube, remove the lifter chamber cover;
Note: Take out the lifters in order, and mark the sequence numbers at the same time, so that they can be put back in order when reassembling, to keep the original friction pairs matched and avoid errors. .
Remove the cylinder head and gasket. The cylinder head bolts and nuts must be removed in the order specified by the original vehicle.
Note: If there is no provision, it should be disassembled evenly from both ends to the middle.
Once all the bolts and nuts are removed, you can use a wooden hammer to tap around the cylinder head forto loosen. Then use a disassembly tool to place it into the valve guide holes on both ends of the. cylinder head or gently remove it by hand.
Note: It is not allowed to use it to insert the cylinder head to avoid damage to the cylinder gasket.
Turn the engine on its side and check for marks on the clutch housing and flywheel. If there are no marks, they need to be repaired. Then rotate the crankshaft flywheel, remove the eight clutch mounting bolts symmetrically and evenly around the clutch cover, and remove the clutch assembly.
Flatten the starter claw lock washer, remove the starter claw, remove the lock plate, and use a puller to remove the crankshaft pulley and torsion damper. It is not allowed to hit the pulley with a hand hammer to avoid deformation, deformationtion and breakage of the pulley.
Delete the valve group.
When the valve is closed, use valve spring pliers to compress the valve spring, use a screwdriver to remove the lock plate (or use needle-nose pliers to remove the lock pin ), then relax the valve spring. pliers and remove the valve and the valve. Spring and elastic base.
Note: The intake and exhaust valves of each cylinder should be placed to avoid confusion.
Remove the distribution chamber cover and oil pan.
Check for marks on the timing gear. If there are no marks, make corresponding marks on both gears. Turn the camshaft timing gear, align the two round holes of the gear with the mounting bolts of the camshaft thrust flange, remove the two bolts, remove the shaft from theconnect the distributor and remove the camshaft.