4F5408 Outer Valve Spring Fits Caterpillar Industrial Construction Models
4F5408 Outer Valve Spring Fits Caterpillar Industrial Construction Models
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One New Aftermarket Replacement Outer Valve Spring Fits Caterpillar (Fits CAT) Industrial and Construction Engines
This aftermarket replacement outer valve spring (part of a dual valve spring assembly) fits the cylinder head valve train on Fits Caterpillar D-series and G-series large-displacement diesel and gas engines. Used in conjunction with an inner spring (4F5409), the dual spring arrangement maintains precise valve seating across the full RPM and load range of these high-output engines. These engines were widely used in track-type tractors, industrial generators, marine power units, and heavy construction equipment.
Compatible Models
Fits Caterpillar Industrial and Construction Engines: D342, D342C, D353, D353C, D353E, D364, D375, D375D, D379, D379A, D397D, D398, D398A, G353D, G379, G398
Fits Caterpillar Track-Type Tractors: D7C, D8D, D8H, D9D, D9E, D9G
Replaces Part Number(s):
4F5408, 4F-5408, ENL80-0202
Aftermarket Interchange Numbers
CA4F5408
New aftermarket replacement part - not remanufactured, not used.
