A4720530120
Valve Spring - Class 5 DD15 EPA07/EPA10
Detroit Diesel

The intake valve spring designed for DD15 engines ensures reliable valve operation by maintaining consistent pressure to close the intake valve during engine cycles. With a free length of 48.30 mm and a wire diameter of 2.50 mm, this spring is engineered to withstand the demands of high-speed operation and thermal cycling. Its precise dimensions are critical for maintaining proper valve timing, optimizing airflow into the combustion chamber, and ensuring engine efficiency. A failure or weakening of this component can cause misfires, loss of power, and increased emissions. Choosing high-quality springs from Source One Parts Center guarantees compatibility with EPA07/EPA10 engines and helps preserve the integrity of your engine's valvetrain over the long term.