Timing Chain Kit VCT Selenoid Actuator Gear Water Pump Replacement for Ecotec 2.0L 2.4L

Key Features

• Complete Valvetrain & Cooling Overhaul: This professional-grade kit includes both the primary timing chain drive components and a heavy-duty water pump, allowing for a simultaneous service that cuts down on future labor costs.

• Premium Material Composition: Components are precision-machined from high-strength steel, lightweight aluminum, and wear-resistant polymer guides to withstand extreme thermal expansion and high engine speeds.

• Restores Engine Synchronization: Eliminates timing chain slack, rattling noises, and loose performance while ensuring optimal coolant flow to protect the engine block from overheating.

CRITICAL FITMENT & VVT OE CONFIGURATION NOTICE

ATTENTION: To ensure correct installation and prevent non-compatibility issues, buyers MUST verify their vehicle's system configuration using the exact VVT (Variable Valve Timing) OE numbers listed below.

1. Mandatory VVT Reference Verification

This kit is engineered specifically for engines utilizing the following core VVT / Actuator OE part numbers. Please verify that your original equipment matches either of these numbers before completing your purchase:

• 12578515

• 12621505

2. Broad Compatibility Profile

When configured with the correct VVT matching specs, this kit acts as an aftermarket replacement for select Ecotec 2.0L, 2.2L, and 2.4L engines across the following models:

• Buick: LaCrosse, Regal (2006–2013)

• Chevrolet: Cobalt, Equinox, HHR, Malibu (2006–2013)

• Pontiac / Saturn: Solstice, Vue (2006–2013)

Product Specifications

• Part Type: Engine Timing Chain Components & Water Pump Kit

• Material Composition: Industrial Steel, Aluminum, and High-Grade Plastic

• Core Interchange Part Numbers: 90537632, 24424758, 24461834, 12608580, 12655421, 12679100, 12628348, 12646784

• Condition: 100% Brand New

Package Includes

• 1 × Engine Timing Chain Kit

• 1 × Water Pump

Important Installation Notes

• Professional Installation Highly Recommended: No installation manuals or timing alignment diagrams are included. Due to the precision required for interference engines, professional installation by a certified mechanic is strongly advised to prevent catastrophic valve damage.

• Verify Timing Marks: Ensure all crankshaft and camshaft timing marks are aligned perfectly with the colored links on the new chains prior to rotating the engine manually.

• Replace Gaskets: Always use brand-new timing cover gaskets and high-temperature silicone sealant (RTV) to maintain an airtight, oil-leak-free seal after reassembly.