{"product_id":"performance-water-pump-timing-chain-head-gasket-kit-for-chevrolet-hhr-2009-2011-2-2l","title":"Performance Water Pump Timing Chain \u0026 Head Gasket Kit for Chevrolet HHR (2009-2011) 2.2L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eComplete Timing Chain, Water Pump, and Head Gasket Overhaul Kit for 2009-2011 Chevrolet HHR (GM Delta)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Timing Chain, Water Pump, and Head Gasket Kit completely refreshes the valvetrain synchronization, internal cooling, and cylinder head sealing on 2009-2011 Chevrolet HHR models to prevent catastrophic engine failure and restore factory compression.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Chevrolet HHR Timing and Cooling Vulnerability\u003c\/h3\u003e\n\u003cp\u003eFactory-equipped \u003cstrong\u003e2.2L LAP Ecotec\u003c\/strong\u003e engines in the \u003cstrong\u003eGM Delta\u003c\/strong\u003e platform suffer from premature timing chain stretch, brittle nylon-faced guide failures, and internal water pump bearing wear. Hydraulic chain tensioners routinely bleed down or stick, causing chain slap that shears teeth from the balance shaft and variable valve timing (VVT) sprockets. Once timing slips, severe valve-to-piston contact occurs in this interference motor. Concurrently, factory single-layer or degraded graphite cylinder head gaskets yield under thermal cycling, allowing high-pressure combustion blow-by into the coolant passages.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis master overhaul assembly fixes factory valvetrain flaws by utilizing shot-peened, high-tensile link chains paired with hardened heat-treated steel sprockets and friction-resistant, reinforced guide rails. The included Multi-Layer Steel (\u003cstrong\u003eMLS\u003c\/strong\u003e) head gasket features high-recovery fluoroelastomer-coated outer layers and an active combustion ring embossment to withstand cylinder pressures under intense heat soak. Paired with a high-flow, corrosion-resistant cast water pump and precision VVT actuators, this complete service kit replaces problematic OEM references \u003cstrong\u003e9-4201S\u003c\/strong\u003e, \u003cstrong\u003e12680750\u003c\/strong\u003e, and \u003cstrong\u003eHS26517PT\u003c\/strong\u003e to help ensure reliable valve timing and leak-free engine cooling.\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 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\u003e1 Set of O-rings\u003c\/li\u003e\n  \u003cli\u003e1 Set of Miscellaneous 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;\"\u003e2009-2011 Chevrolet HHR\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;\"\u003e2.2L LAP Ecotec \/ GM Delta\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;\"\u003e155 hp \/ 150 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\u003e2009 Chevrolet HHR 2.2L L4 (LAP Ecotec)\u003c\/li\u003e\n  \u003cli\u003e2010 Chevrolet HHR 2.2L L4 (LAP Ecotec)\u003c\/li\u003e\n  \u003cli\u003e2011 Chevrolet HHR 2.2L L4 (LAP Ecotec)\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 GM Delta HHR?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2009-2011 Chevrolet HHR equipped with the \u003cstrong\u003e2.2L LAP Ecotec\u003c\/strong\u003e VVT engine; it is not compatible with pre-2009 non-VVT 2.2L L61 engines or 2.0L turbocharged SS models.\u003c\/p\u003e\n\n\u003ch4\u003eDo I need a special tool to replace the water pump on this Ecotec platform?\u003c\/h4\u003e\n\u003cp\u003eYes, an Ecotec water pump sprocket holding tool is recommended during installation if servicing without completely pulling the balance shaft timing chain assembly.\u003c\/p\u003e\n\n\u003ch3\u003eThe Chevrolet Reliability Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to deliver long-term durability and zero-defect synchronization under demanding daily commuting and commercial fleet duty cycles, this kit restores factory compression and optimal valve timing to your GM platform.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67545391268088,"sku":"DS-EBC36T1AM","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-chevrolet-hhr-2009-2011-2-2l-1.jpg?v=1790722764","url":"https:\/\/performancechiptuning.com\/products\/performance-water-pump-timing-chain-head-gasket-kit-for-chevrolet-hhr-2009-2011-2-2l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}