Genuine Porsche 999-073-329-09 Belt Tensioner Pulley Bolt

The Genuine Porsche 999-073-329-09 Belt Tensioner Pulley Bolt is an OEM replacement fastener designed to secure the drive belt tensioner pulley assembly on various Porsche models. This precision-engineered bolt ensures proper tension and alignment of the accessory drive belt system, which is critical for reliable operation of essential engine components including the alternator, water pump, and air conditioning compressor.

Key Features:

• Genuine Porsche OEM part ensuring exact fitment and specifications
• Manufactured to strict factory tolerances for optimal performance
• Designed for use with belt tensioner assemblies on naturally aspirated engines
• Heat-treated steel construction for strength and durability
• Precision threading prevents cross-threading and ensures proper torque specifications

This genuine replacement bolt maintains the integrity of your Porsche's accessory drive system and should be replaced whenever servicing the belt tensioner assembly. Using OEM fasteners ensures proper clamping force and prevents potential belt slippage or tensioner failure that could lead to costly engine damage.