| Manufacturer Part Number | |
| Type | Timing Chain Guide Rail Kit |
| Compatible Car Model | Audi |
| Condition | Brand New |
As a core guiding component in the engine timing system, this timing chain guide mainly functions to guide and position the timing chain, prevent the chain from shaking, deviating or jumping teeth during operation, ensure precise transmission of the timing system, avoid interference between valves and pistons, and thereby protect the core components of the engine. Its applicable vehicle models, model years, and displacements are as follows:
- Audi A8L (D3 Generation): 2002-2010 model years, compatible with 4.2L naturally aspirated V8 engine (Engine Code: BBJ);
- Audi Q7 (4L Generation): 2005-2015 model years, compatible with 4.2L naturally aspirated V8 engine (Engine Code: BHK).
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