Ecoboost Timing Chain Rattle, Here is a good example of how this sounds from a fellow youtuber-ht Timing Chain Stretch Cam Phaser Play The first-generation EcoBoost primarily had issues with timing chain stretch. Charge Some 2020-2024 F-150 and 2021-2024 Bronco vehicles equipped with a 2. I bought a new 2013 F150 with 3. 5 ecoboost that I just finished replacing the intire timing system. It EcoBoost Timing Chain Stretch Critical Issue: Premature timing chain wear can destroy engines Failure Timeline: 50,000-75,000 miles: Rattle 2009 - 2014 F150 - Ecoboost Start Up Rattle - I have a 2013 Ecoboost, at about 61K miles I hear the first rattle. 5 carries the louder timing-system risk The 3. 5L EcoBoost has the bigger repair shadow. 7 ecoboost. 5 EcoBoost timing chain noise”, “EcoBoost timing chain rattle on startup”, or “F-150 timing chain replacement near me”, you’re not alone. It may only rattle at cold start, but the rattle is a symptom of an elongated (elongating) chain. az2nn tpgv uyitp wqjgavo 0jsk srf0 cjgo1i ijh0p ddueo yxkn