The Caterpillar Main Bearing 8N-8974 is a .050″ (1.27mm) oversize main bearing designed for Caterpillar 3204 engines. This precision-engineered bearing restores proper crankshaft clearance, reducing friction and wear while ensuring smooth engine operation. Manufactured from high-strength alloy steel, it offers superior durability, high load-bearing capacity, and excellent resistance to wear, making it ideal for industrial, construction, and agricultural applications.
| Feature | Specification |
|---|---|
| Part Number | 8N-8974 |
| Compatible Engine | Caterpillar 3204 |
| Size | .050″ (1.27mm) Oversize |
| Type | Main Bearing |
| Material | High-Quality Alloy Steel |
| Application | Heavy-Duty, Industrial |
| Load Capacity | High Load Bearing |
| Service Life | Long-Lasting Durability |
















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