Cummins K19 camshaft bushing 3002834 is a critical component in K19 engine valve trains, functioning as a wear-resistant interface between the camshaft and engine block. It maintains precise camshaft alignment, reduces friction during high-speed rotation, and absorbs radial loads—essential for stable valve timing, engine power output, and long-term durability. This makes it vital for heavy-duty applications like mining trucks, marine propulsion, and industrial generators powered by K19 engines. Ningbo Qiuning Trading Co., Ltd., a professional supplier, offers both genuine and aftermarket versions to meet diverse operational needs.
In terms of performance, the bushing is crafted from high-strength bronze alloy or sintered metal with graphite impregnation, providing excellent self-lubricating properties. This reduces reliance on external lubrication, minimizing friction coefficients (≤0.15) even under extreme temperatures (up to 250°C) and high loads. The precision-machined inner and outer diameters ensure a tight interference fit with the engine block and camshaft, preventing looseness or excessive clearance that could cause vibration and premature wear. Its surface finish (Ra ≤0.8μm) further enhances wear resistance, extending service life to over 10,000 operating hours in typical conditions.
For compatibility, 3002834 is specifically engineered for Cummins K19 engines, matching original dimensions (OD: 60mm, ID: 45mm, length: 50mm) and tolerance standards. This ensures seamless installation during engine overhauls or repairs, which is crucial for restoring optimal camshaft performance.
Ningbo Qiuning Trading Co., Ltd. provides genuine bushings that adhere to Cummins’ strict quality standards, undergoing rigorous testing for dimensional accuracy and material integrity—ideal for critical applications where reliability is paramount. Aftermarket bushings, produced by reputable manufacturers with advanced metallurgical technology, replicate the genuine part’s performance at a competitive price, offering a cost-effective solution for routine maintenance.
Our professional team assists with model verification to ensure perfect fitment for your K19 engine. Whether for emergency repairs or planned overhauls, we deliver quality components. For inquiries or orders, contact:
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