SIR Tools SIR Tools VA6025 TDC Locking Bolt for Audi. Locking bolt needed to secure the crank shaft at T.D.C. during R&R of toothed timing belt, flywheel/drive plate and crank bolt. Applicable: Audi V-6 engines with 2 valves per cylinder. Availability: Drop ship from factory. Usually ships within 1-2 days. Ships via UPS. |