DISASSEMBLY OF BASIC ENGINE
4.7 Measuring crankshaft end play
Measure the crankshaft end play (difference between the
crankshaft thrust journal width and the width of the bearing
cap assembled with thrust plates).
Item
0.050 to 0.175 mm
Crankshaft end play
[0.0020 to 0.0069 in.]
4.8 Removing main bearing cap
(1) Remove the main bearing cap bolts.
(2) Remove the main bearing caps.
To remove the main bearing caps of front and rear
sides, use a driver as leverage. Place the tip of driver in
the oil hole, and remove the cap using the crankshaft
balance weight as the fulcrum.
Note: (a) Be careful not to damage the main bearings.
(b) Mark the main bearings for their cylinder
numbers for reassembly.
4.9 Removing crankshaft
Be careful not to damage bearings when removing the
crankshaft.
(1) Slowly lift the crankshaft straight up.
(2) Arrange the bearings in the order of disassembly so that
their original positions are restored when reassembling.
Note: (a) When raising the crankshaft, do not allow wire
chain to come into contact with the crankshaft.
To avoid damage to the crankshaft when raising,
use a cloth belt or pad.
(b) Mark the bearings for their cylinder numbers.
5-18
Standard
Limit
0.500 mm
[0.0197 in.]
Measuring crankshaft end play
Removing main bearing cap
Removing crankshaft