Suzuki Crankshaft, Intake - 12711-99L00. OEM-Engineered Intake Crankshaft for Smooth, Balanced Engine Performance. The Suzuki Crankshaft, Intake - 12711-99L00 is a genuine OEM component crafted to exacting standards for optimal engine operation. Serving as a critical element of the intake system in your Suzuki outboard, this crankshaft ensures precise rotation and airflow timing-delivering smooth engine cycles and long-term durability on the water.. Key Features. Genuine OEM Suzuki Part - Manufa