{"product_id":"fel-pro-engine-cylinder-head-bolt-set-es-72390-gm-tty-replacement-for-cadillac-chevrolet-2009-2017","title":"Fel‑Pro Engine Cylinder Head Bolt Set ES 72390 — GM TTY Replacement for Cadillac \u0026 Chevrolet (2009–2017)","description":"\u003cp\u003e\u003cstrong\u003eFel‑Pro ES 72390 is a complete engine cylinder head bolt set engineered to match original equipment fit, form and torque specifications for select GM Cadillac and Chevrolet vehicles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen replacing cylinder head bolts, using the correct torque‑to‑yield (TTY) replacement set matters for engine sealing and long‑term reliability. The Fel‑Pro ES 72390 kit supplies new, application‑specific head bolts manufactured to meet or exceed OEM standards, eliminating the hazards that come with reusing stretched or weakened fasteners. This product is validated for fit and function on multiple Cadillac and Chevrolet models so you get a direct replacement designed for the original engine hardware.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and engines does this bolt set fit?\u003c\/h3\u003e\n\u003cp\u003eES 72390 was developed for a range of late‑model GM vehicles. It covers various Cadillac Escalade, Escalade ESV, Escalade EXT, CTS, and several Chevrolet models, including Suburban, Express 4500, and SS, across model years listed in the compatibility data.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 2009–2014 Cadillac Escalade ESV and 2009–2014 Escalade variations\u003c\/li\u003e\n  \u003cli\u003eCompatible with 2009–2013 Escalade EXT and 2009–2015 Cadillac CTS\u003c\/li\u003e\n  \u003cli\u003eIncludes coverage for 2014–2017 Chevrolet SS and 2016 Suburban\/2010–2016 Express 4500\u003c\/li\u003e\n  \u003cli\u003eAlways verify engine, year, trim and any qualifier notes with vehicle fit checker before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this set improve repair reliability compared to reusing old head bolts?\u003c\/h3\u003e\n\u003cp\u003eTorque‑to‑yield (TTY) bolts are designed to stretch slightly when torqued to specification. Reusing them can result in improper clamping pressure, leaks or uneven torque distribution; installing a new Fel‑Pro set restores correct clamping characteristics and reduces the risk of head gasket or sealing issues.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNew bolts provide consistent stretch characteristics for accurate torque readings\u003c\/li\u003e\n  \u003cli\u003ePrevents unpredictable clamping force caused by previously stretched fasteners\u003c\/li\u003e\n  \u003cli\u003eHelps maintain head gasket sealing integrity and engine performance\u003c\/li\u003e\n  \u003cli\u003eManufactured to meet or exceed original equipment specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat quality checks and design features does Fel‑Pro include?\u003c\/h3\u003e\n\u003cp\u003eFel‑Pro validates each kit for fit, form and function to ensure it matches the application‑specific design requirements of the original fasteners. The company uses material and manufacturing processes intended to meet or surpass OE standards so the bolts perform reliably under engine operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApplication‑specific design for precise OEM replacement fit\u003c\/li\u003e\n  \u003cli\u003eMaterial and heat‑treat processes to maintain required yield characteristics\u003c\/li\u003e\n  \u003cli\u003eValidation testing for fit, form and function before release\u003c\/li\u003e\n  \u003cli\u003eBacked by Fel‑Pro quality standards trusted by professionals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before buying and installing these bolts?\u003c\/h3\u003e\n\u003cp\u003eConfirm vehicle compatibility and any special installation notes prior to purchase. Use the seller’s fitment tool and review any qualifier icons or notes so you select the part that matches your engine, model year and trim. Follow OEM torque sequence and replacement procedures when installing to ensure correct results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEnter year, make, model, engine and trim into the fitment checker\u003c\/li\u003e\n  \u003cli\u003eLook for additional qualifier notes if an information icon appears\u003c\/li\u003e\n  \u003cli\u003eReplace all TTY head bolts—do not reuse old bolts\u003c\/li\u003e\n  \u003cli\u003eFollow vehicle manufacturer torque specs and tightening sequence during installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Fel‑Pro ES 72390 is intended for professional mechanics and experienced DIYers performing cylinder head service on the specified Cadillac and Chevrolet vehicles. If your repair calls for replacement of torque‑to‑yield head bolts or you want an OEM‑grade, application‑matched kit to restore correct clamping force and sealing, this set provides the validated, ready‑to‑install solution.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I reuse the original head bolts with a new head gasket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Torque‑to‑yield head bolts must be replaced to restore correct clamping and avoid sealing failures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I verify this set fits my vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Enter your year, make, model, engine and trim into the fitment checker and review any qualifier notes before buying.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fel-Pro","offers":[{"title":"Default Title","offer_id":67588241490105,"sku":"B00IABJ53Y","price":83.37,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/fel-pro-es72390-head-bolt-set-packaging.jpg?v=1790517453","url":"https:\/\/redleafauto.ca\/products\/fel-pro-engine-cylinder-head-bolt-set-es-72390-gm-tty-replacement-for-cadillac-chevrolet-2009-2017","provider":"Redleaf Auto","version":"1.0","type":"link"}