these camshafts offer modest gains over the stock setup

000 lb/hr with a pressure drop of less than

circuit racing

Compared to stock springs

(2) Heat Shields with M8 x 16mm

BMW N54 Valve Spring Kit by Ferrea | KT4026 1304260 these camshafts offer modest gainsFerrea Valve Spring Kit KT4026 for the BMW N54 are engineered to overcome the most common performance limiting issues: valve binding, breakage, and valve float. These high performance valve springs are essential for any BMW N54 engine enthusiast aiming for peak power, especially in racing conditions. Valve binding occurs when valves fail to open or close correctly, risking severe engine damage. Ferrea valve springs are designed to prevent binding,