Tax included. Quantity. Add to Cart. Audi S4 V8 BBK Genuine Timing Chain Kit. All genuine parts with 1 year warranty. Before purchase please contact us. 079109229L Timing Chain. 079109229K Timing Chain. 2001 Audi S4 - Gone! Dropped valve cyl 4. 08-11 Removing the HPFP and loosening the timing chain cover were the worst parts as the clearance between them and the The knock sensor uses an internal piezoelectric element to detect abnormal combustions inside the engine called a spark knock. Some of the common causes of spark knock include low octane fuel, overly advanced ignition timing, high engine operating temperatures, and more. The fix is easy enough except that the timing chain is on the back of the motor, against the firewall. This makes the repair very expensive as they have to pull the entire motor. A few dollars of plastic timing chain guides is now a $10,000 preventative repair that is suggested at around 100,000 miles. Which Audi doesn’t have timing chain issues.
Wow with all the 4.2l V8 timing chain issues it makes changing the timing belt and water pump on my 2.7l biturbo a "blessing in disguise". When I read the new service intro booklet for the S4 4.2 V8 showing 4 chains and all the tensioner and chain guides at the back of the engine I wondered how well tested and developed this new engine was?

Brand. $17.85. Add to Cart. This NFIS Original Equipment Ignition Coil - Priced Each (Mfg#06E905115E) fits Audi 4M Q7 3.0T, Audi 8U Q3, Audi A3 8P 2.0T, Audi B7 A4 Quattro 2.0T, Audi B7 A4 Quattro V6 3.2L, Audi B8 A4 Quattro 2.0T, Audi B8 A4 Quattro V6 3.2L, Audi B8 S4, Audi B8 S5, Audi B8 SQ5, Audi C6 A6 4.2, Audi C6 A6 V6 3.0T, Audi C6 A6 FWD

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audi s4 4.2 v8 timing chain replacement