1692902 Adjuster A (Lh) Fits Caterpillar Models
1692902 Adjuster A (Lh) Fits Caterpillar Models
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One New Aftermarket Replacement Adjuster A (LH) for Caterpillar (Cat) Engines and Wheel Tractor-Scrapers
This left-hand (LH) adjuster is an engine-side component used in valve lash adjustment assemblies on Caterpillar diesel engines, including those powering the 621F, 623F, 623G, and 627F series wheel tractor-scrapers, as well as 3306, 3406, 3406B, 3406C, 3406E, 3408E, C15, and C18 engine platforms. The adjuster sets the precise lash clearance between the rocker arm and valve stem, ensuring proper valve seating and combustion performance. This is the left-hand orientation part -- verify orientation before ordering.
Compatible Models
Caterpillar Wheel Tractor-Scrapers: 621F, 623F, 623G, 627F
Caterpillar Engines: 3306, 3406, 3406B, 3406C, 3406E, 3408E, C15, C18
Replaces Part Number(s):
1692902, 5D5754
New aftermarket replacement part - not remanufactured, not used.



