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3-72 ENGINE
• Install the pistons and conrods into the cylinders from upside.
NOTE:
When installing the pistons, the indent
C
of each piston head
must be brought to the exhaust side.
• Check that I.D. code D on each conrod faces intake side.
• Apply a MOLYBDENUM OIL SOLUTION to each crank pin
bearing surface and crankshaft journal bearing surface.
MOLYBDENUM OIL SOLUTION
CRANKSHAFT
• Position the No. 2 and No. 3 conrod big ends on the same
side, and the No. 1 and No. 4 conrod big ends on the opposite
side of No. 2 and No. 3.
Be careful not to damage the cylinder wall and piston
jet by the conrod.
Be sure to clean the conrod big end.