Vehicles and engines are provided. The engine, for example, may include a first engine component configured to be ohmically coupled to a common ground, a second engine component configured to be coupled to the first engine component, the second engine component comprising an insulative materially ohmically isolating the second engine component from the first engine component, the second engine component including an inclusion having a predetermined depth along a surface of the second engine component configured to be coupled to the first engine component, a third engine component configured to be coupled to the second engine component, and a spring clip configured to be ohmically coupled to the third engine component, wherein the spring clip is further configured to be disposed within the inclusion of the second engine component and to have a deflectable surface having an undeflected depth greater than the predetermined depth of the inclusion.