Loading ...
Loading ...
Loading ...
ENGINE TOP END 5-39
Cylinder, Pistons
•
The piston ring openings must be positioned as shown.
The openings of the oil ring steel rails must be about 30
∼ 40° of angle from the opening of the top ring.
Top Ring [ A ]
Second Ring [B]
Upper Oil Ring Steel Rail [C]
Oil Ring Expander [D]
Lower Oil Ring Steel Rail [E]
Dent [F]
30 ∼ 40° [G]
•
Position the crankshaft at #2, 3 piston TDC.
•
Prepare two auxiliary head bolts with their head cut.
Install the two cylinder head bolts [A] diagonally in the
crankcase.
•
Install the cylinder block [B].
Pistons [C]
First insert the #2, 3 pistons, and then rotate the crank-
shaft at 90° angle, and insert the #1, 4 pistons.
Insert the piston rings with your thumbs or the standard
tip screwdriver.
•
Install the removed parts (see appropriate chapters).
Piston Removal
•
Remove the cylinder (see Cylinder Removal).
•
Place a clean cloth under the pistons and remove the pis-
ton pin snap ring [A] from the outside of each piston.
•
Using the piston pin puller assembly [A], remove the pis-
ton pins.
Special Tool - Piston Pin Puller Assembly: 57001-910
•
Remove the pistons.
Loading ...
Loading ...
Loading ...