{"product_id":"performance-water-pump-timing-chain-head-gasket-kit-for-gmc-terrain-2011-2017-2-4l","title":"Performance Water Pump Timing Chain \u0026 Head Gasket Kit for GMC Terrain (2011-2017) 2.4L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eComplete Master Timing Chain, Water Pump \u0026amp; MLS Head Gasket Overhaul Kit for 2011-2017 GMC Terrain (Theta)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Timing Chain, Water Pump, and Head Gasket Kit replaces critical wear items inside the 2011-2017 GMC Terrain 2.4L engine to eliminate chain slack, restore precise camshaft timing, prevent coolant cross-contamination, and resolve balance shaft vibration.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock GMC Terrain Timing \u0026amp; Cooling Vulnerabilities\u003c\/h3\u003e\n\u003cp\u003eFactory GM \u003cstrong\u003e2.4L Ecotec LEA\/LAF\u003c\/strong\u003e engines housed in the \u003cstrong\u003eTheta\u003c\/strong\u003e platform are notorious for premature timing chain stretch, guide rail failure, and oil-consumption-induced chain slap. The OEM composite chain guides brittle over high-heat cycles, causing tensioner collapse, erratic variable valve timing codes (P0016, P0017), and catastrophic valve-to-piston contact. Simultaneously, the factory water pump impeller bearings degrade over time, leading to cooling inefficiencies, localized cylinder head warping, and failure of the single-layer or aging head gasket under operational combustion pressures.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis master engine rebuild package provides an integrated mechanical overhaul tailored for high-mileage longevity. The cam and balance shaft drive assemblies utilize heat-treated, high-tensile link alloy chains engineered to resist tensile elongation under severe dynamic loads. Upgraded composite guide rails eliminate catastrophic fracturing under continuous hydraulic tensioner pressure. To safeguard combustion seal integrity, a robust Multiple Layer Steel (\u003cstrong\u003eMLS\u003c\/strong\u003e) head gasket provides maximum shear resistance and radial bore sealing, accommodating thermal expansion between the aluminum head and block. Complete with brand new VVT solenoids, sprockets, and an OE-spec auxiliary-driven water pump, this kit restores factory compression, valvetrain synchronization, and thermal dissipation without requiring ECU modification.\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 Multiple Layers Steel (MLS) Head Gasket\u003c\/li\u003e\n  \u003cli\u003e1 Valve Cover Gasket\u003c\/li\u003e\n  \u003cli\u003e1 Valve Stem Seals Set\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\u003e1 O-rings Set\u003c\/li\u003e\n  \u003cli\u003e1 Other Small Gaskets Pack\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;\"\u003e2011-2017 GMC Terrain\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 (LAF \/ LEA) \/ GM Theta Platform\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\u003e2011 GMC Terrain 2.4L L4 (LAF)\u003c\/li\u003e\n  \u003cli\u003e2012 GMC Terrain 2.4L L4 (LEA)\u003c\/li\u003e\n  \u003cli\u003e2013 GMC Terrain 2.4L L4 (LEA)\u003c\/li\u003e\n  \u003cli\u003e2014 GMC Terrain 2.4L L4 (LEA)\u003c\/li\u003e\n  \u003cli\u003e2015 GMC Terrain 2.4L L4 (LEA)\u003c\/li\u003e\n  \u003cli\u003e2016 GMC Terrain 2.4L L4 (LEA)\u003c\/li\u003e\n  \u003cli\u003e2017 GMC Terrain 2.4L L4 (LEA)\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 Theta Terrain?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2011-2017 GMC Terrain equipped with the \u003cstrong\u003e2.4L Ecotec\u003c\/strong\u003e inline-4 engine; it does not fit 3.0L or 3.6L V6 models.\u003c\/p\u003e\n\n\u003ch4\u003eAre specialized timing tools required to complete this installation?\u003c\/h4\u003e\n\u003cp\u003eYes, standard GM Ecotec camshaft locking blocks and a water pump holding tool are strongly recommended to align marked colored links properly and maintain balance shaft synchronization.\u003c\/p\u003e\n\n\u003ch3\u003eThe GMC Durability Standard\u003c\/h3\u003e\n\u003cp\u003eBuilt to handle the constant thermal and mechanical stress of daily hauling and family transport, this overhaul package restores full valvetrain and cooling integrity for thousands of reliable miles.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67545393823992,"sku":"DS-EMD3XDD1B","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-gmc-terrain-2011-2017-2-4l-1.jpg?v=1790722856","url":"https:\/\/performancechiptuning.com\/products\/performance-water-pump-timing-chain-head-gasket-kit-for-gmc-terrain-2011-2017-2-4l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}