Genuine OEM Nissan Crankshaft Spacer, part number 12088LC10A. This spacer is an essential component within the engine's crankshaft assembly, used to maintain precise spacing and alignment between various rotating parts. Its function is critical for ensuring correct engine timing, reducing vibration, and prolonging the life of crankshaft bearings. The spacer is precision-machined to exact tolerances. Genuine OEM parts are vital for crankshaft components to guarantee the correct fit and material strength for reliable engine operation.