Upgrade your Cummins engine with the 129768 Valve Spring, a top-quality replacement part designed to enhance performance and durability. Compatible with a range of models including K19, K38, K50, QSK, NT855, N14, and K60, this valve spring is engineered to meet the high standards expected from a reliable heavy-duty component.
Crafted with precision, this valve spring is manufactured in China under strict quality control measures, ensuring it matches OEM specifications for a flawless fit. Whether you're maintaining your equipment for optimal function or addressing a specific performance issue, this valve spring is an essential component for your Cummins engine.