1633103 Manifold-E Fits Caterpillar Models
1633103 Manifold-E Fits Caterpillar Models
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One New Aftermarket Replacement End Exhaust Manifold for Caterpillar (Cat) Equipment
This aftermarket replacement exhaust manifold (end section) fits Caterpillar equipment powered by the 3412, 3412C, and 3412E engine family. The end exhaust manifold collects and directs exhaust gases from the last cylinder bank to the exhaust system, and is a critical component for maintaining proper exhaust flow and engine efficiency. Over time, exhaust manifolds can warp, crack, or develop leaks due to extreme heat cycling - this replacement restores proper sealing and exhaust routing.
Compatible Models
Caterpillar Engines: 3412, 3412C, 3412E
Caterpillar Excavators: 5110B
Caterpillar Motor Graders: 24H
Caterpillar Wheel Scrapers: 631E, 631G, 633E II, 637E, 637G, 651E, 657E
Caterpillar Wheel Dozers / Compactors: 834B, 836
Caterpillar Large Wheel Loaders: 844, 844H, 988B, 988F II, 990, 990 II, 990H, 992C
Caterpillar Track-Type Tractors: D8L, D9L, D9N, D9R, D10N, D10R, D10T
Caterpillar Soil Compactors / Cold Planers: PM-565B
Replaces Part Number(s):
1633103, 163-3103
New aftermarket replacement part - not remanufactured, not used.



