{"product_id":"performance-water-pump-timing-chain-head-gasket-kit-for-buick-regal-2012-2017-2-4l","title":"Performance Water Pump Timing Chain \u0026 Head Gasket Kit for Buick Regal (2012-2017) 2.4L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eComplete Timing Chain, Water Pump \u0026amp; Head Gasket Overhaul Kit for 2012-2017 Buick Regal (Epsilon II)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Timing Chain, Water Pump, and MLS Head Gasket Kit provides a complete mechanical overhaul for the 2012-2017 Buick Regal 2.4L engine to eliminate timing chain rattle, restore compression sealing, and prevent catastrophic valvetrain desynchronization.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Buick Regal Ecotec Valvetrain \u0026amp; Cooling Vulnerabilities\u003c\/h3\u003e\n\u003cp\u003eThe factory \u003cstrong\u003eGM Ecotec 2.4L\u003c\/strong\u003e (\u003cstrong\u003eLEA\u003c\/strong\u003e \/ \u003cstrong\u003eLUK\u003c\/strong\u003e) platform within the \u003cstrong\u003eEpsilon II\u003c\/strong\u003e chassis is widely known for premature timing chain stretch, hydraulic tensioner pressure loss, and nylon guide rail brittleness caused by thermal cycling. As chain slack develops, erratic variable valve timing codes and chain slap trigger premature wear on the VVT camshaft phasers, risking piston-to-valve contact. Simultaneously, factory water pump internal bearings degrade and OEM head gaskets suffer micro-abrasion from thermal expansion between the aluminum head and block, leading to coolant loss and compromised cylinder sealing.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis master overhaul kit resolves these core failure modes by utilizing high-tensile, heat-treated alloy steel link chains engineered for superior fatigue strength and minimal elongation. Upgraded composite guide rails resist embrittlement from elevated oil temperatures, while heavy-duty hydraulic tensioners ensure calibrated take-up under high-RPM loads. Combustion sealing is reinforced with a premium \u003cstrong\u003eMulti-Layer Steel (MLS)\u003c\/strong\u003e head gasket engineered to handle high cylinder pressures and lateral shear. Complete with replacement balance shaft assemblies, VVT phasers, actuators, solenoids, and a high-flow water pump cross-referenced to \u003cstrong\u003eOEM 12680750\u003c\/strong\u003e, \u003cstrong\u003e9-4201S\u003c\/strong\u003e, and \u003cstrong\u003eHS26517PT\u003c\/strong\u003e, this kit restores accurate cam phasing, balanced rotating harmonics, and cooling performance.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Timing Chain (148 Links)\u003c\/li\u003e\n  \u003cli\u003e1 Tensioner\u003c\/li\u003e\n  \u003cli\u003e2 VVT Camshaft Gears (Exhaust)\u003c\/li\u003e\n  \u003cli\u003e2 Camshaft Position Actuators\u003c\/li\u003e\n  \u003cli\u003e2 Variable Valve Timing Solenoids\u003c\/li\u003e\n  \u003cli\u003e1 Crank Sprocket (23 \u0026amp; 42 Teeth)\u003c\/li\u003e\n  \u003cli\u003e1 Guide Rail (Tensioner Guide, Left and Upper for Cam Chain)\u003c\/li\u003e\n  \u003cli\u003e1 Timing Chain Balance Shaft (134 Links)\u003c\/li\u003e\n  \u003cli\u003e1 Balance Shaft Tensioner\u003c\/li\u003e\n  \u003cli\u003e1 Balance Shaft Sprocket (Intake \u0026amp; Exhaust Side)\u003c\/li\u003e\n  \u003cli\u003e1 Guide Rail Balance Shaft (Upper, Left \u0026amp; Right)\u003c\/li\u003e\n  \u003cli\u003e1 Water Pump with Gasket\u003c\/li\u003e\n  \u003cli\u003e1 Timing Cover Gasket Set\u003c\/li\u003e\n  \u003cli\u003e1 Multi-Layer Steel (MLS) Head Gasket\u003c\/li\u003e\n  \u003cli\u003e1 Valve Cover Gasket\u003c\/li\u003e\n  \u003cli\u003e1 Set of Valve Stem Seals\u003c\/li\u003e\n  \u003cli\u003e1 Intake Manifold Gasket\u003c\/li\u003e\n  \u003cli\u003e1 Exhaust Manifold Gasket\u003c\/li\u003e\n  \u003cli\u003e1 Front Camshaft Seal\u003c\/li\u003e\n  \u003cli\u003eO-Rings \u0026amp; Assorted Ancillary Small Gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2012-2017 Buick Regal\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2.4L Ecotec (LEA \/ LUK) \/ Epsilon II\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e182 hp \/ 172 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e9-4201S, 12680750, HS26517PT\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2012 Buick Regal 2.4L L4 Naturally Aspirated \/ eAssist\u003c\/li\u003e\n  \u003cli\u003e2013 Buick Regal 2.4L L4 Naturally Aspirated \/ eAssist\u003c\/li\u003e\n  \u003cli\u003e2014 Buick Regal 2.4L L4 Naturally Aspirated \/ eAssist\u003c\/li\u003e\n  \u003cli\u003e2015 Buick Regal 2.4L L4 Naturally Aspirated \/ eAssist\u003c\/li\u003e\n  \u003cli\u003e2016 Buick Regal 2.4L L4 Naturally Aspirated \/ eAssist\u003c\/li\u003e\n  \u003cli\u003e2017 Buick Regal 2.4L L4 Naturally Aspirated \/ eAssist\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the Epsilon II Regal?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2012-2017 Buick Regal equipped with the \u003cstrong\u003e2.4L Ecotec\u003c\/strong\u003e inline-4 engine; it does not fit 2.0L Turbo (LTG\/LHU) models.\u003c\/p\u003e\n\n\u003ch4\u003eAre specialized timing tools required for installation?\u003c\/h4\u003e\n\u003cp\u003eYes, GM Ecotec camshaft locking tools and balance shaft alignment procedures must be strictly observed during installation to prevent phase mismatch and mechanical timing errors.\u003c\/p\u003e\n\n\u003ch3\u003eThe Buick Reliability Standard\u003c\/h3\u003e\n\u003cp\u003eManufactured to meet or exceed OEM engineering tolerances, this comprehensive assembly delivers smooth idle stabilization, factory-correct oil control through the VVT system, and sustained high-mileage dependability.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67545341591800,"sku":"DS-EGCSRISYJ","price":254.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-water-pump-timing-chain-head-gasket-kit-for-buick-regal-2012-2017-2-4l-1.jpg?v=1790722109","url":"https:\/\/performancechiptuning.com\/products\/performance-water-pump-timing-chain-head-gasket-kit-for-buick-regal-2012-2017-2-4l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}