A feeler gauge and alignment device comprises a first outer shim having a first end, a second end, and an alignment aperture disposed between the first end and the second end, a second outer shim having a first end, a second end, and an alignment aperture disposed between the first end and the second end, and one or more inner shims disposed between the first outer shim and the second outer shim, each of the one or more inner shims having a first end, a second end, and an alignment aperture disposed between the first end and the second end. The first outer shim, the second outer shim, and the one or more inner shims are rotatably coupled about the first ends.