M-2
SM-E3B SERIES WSM
DIESEL ENGINE
[3] PISTON (Z602-E3B, D782-E3B, D902-E3B)
Piston’s skirt is coated with molybdenum
disulfide+, which reduces the piston slap noise and
thus the entire operating noise.
+Molybdenum disulfide (MoS
2)
The molybdenum disulfide (1) serves as a solid
lubricant, like a Graphite or Teflon. This material helps
resist metal wears even with little lube oil.
W1013114
[4] OIL PAN (Z602-E3B, D902-E3B)
The oil pan is extended under the gear case.
Therefore, the height of the engine can be lowered more
than so far while securing a necessary amount of oil.
W1013041
(1) Molybdenum Disulfide
(1) Cylinder Block
(2) Gear Case
(3) Oil Pan
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