13505-17020 Idler sub-assy, timing belt Fits Toyota Land Cruiser 1350517020

Product Description

Product Function Description

The timing belt idler sub-assembly is a critical component of your Toyota engine’s timing system. This idler pulley guides and maintains proper tension on the timing belt, ensuring precise synchronization between the crankshaft and camshaft. For Toyota engines that use a timing belt, a properly functioning idler is essential for accurate valve timing, smooth engine operation, and preventing catastrophic engine damage. This genuine Toyota part is manufactured to factory specifications, providing the correct dimensions, bearing quality, and durability for reliable timing system operation.

Vehicle Fitment

When Should You Replace It?

Consider replacing your timing belt idler sub-assembly if you experience any of the following symptoms: Whining, grinding, or rattling noise from the timing belt area, especially during cold starts. Visible wear, cracks, or damage to the idler pulley. The bearing feels rough or has play when turned by hand. You are replacing the timing belt – it is recommended to replace the idler and tensioner at the same time. The vehicle has high mileage and the timing belt service is due. The idler shows signs of rust, corrosion, or seized bearings. The timing belt has failed or shows significant wear. Note: Timing belt idlers are wear items that should be replaced at the recommended timing belt service interval. For interference engines, timing belt and component failure can cause severe engine damage. It is recommended to replace the timing belt, idler, and tensioner together for complete reliability.

Product Specifications

Why Choose This Timing Belt Idler?

Factory Specification Quality – This genuine Toyota timing belt idler is manufactured to the exact standards of the original engine component, ensuring proper fit and reliable performance for your Toyota engine.

Essential for Timing System Reliability – The idler guides the timing belt and maintains proper belt alignment. Replacing it during timing belt service ensures the entire timing system operates reliably.

Prevents Catastrophic Engine Damage – A seized or failed idler can cause the timing belt to jump or break, leading to valve and piston contact in interference engines. Replacing the idler proactively protects your engine from costly damage.

Quality Bearing – This idler includes a high-quality bearing designed for smooth rotation and long service life under demanding engine operating conditions.

Direct Replacement – Precision-engineered to match the original idler specifications. Direct bolt-on replacement – no modifications required.

Complete Timing Service – When replacing the timing belt, replacing the idler and tensioner together is recommended for complete reliability.

Proven Compatibility – This idler is compatible with multiple Toyota engines, including 22R, 22R-E, 2L, 2L-T, and 3L, covering a wide range of Toyota vehicles.

Package Contents

1 x Timing Belt Idler Sub-Assembly. Note: Timing belt, tensioner, and mounting hardware are NOT included. Please confirm compatibility with your Toyota model, engine, and year before purchasing. Replacing the timing belt, idler, and tensioner together is recommended for optimal performance and reliability.

Installation Tips

Important: The timing system is a critical engine component. Professional installation is strongly recommended. Disconnect the battery. Remove the alternator belt, power steering belt, and other components as needed to access the timing cover. Remove the timing cover. Align the crankshaft and camshaft timing marks before removing the timing belt. Release tension on the timing belt using the proper tool. Remove the timing belt. Remove the mounting bolt securing the idler. Remove the old idler assembly. Install the new idler and tighten the mounting bolt to factory torque specifications. Install the timing belt, ensuring correct alignment of timing marks. Reinstall the timing cover and all components. Rotate the engine by hand two full revolutions to verify timing marks are still aligned. Reconnect the battery and start the engine, checking for any unusual noise. Professional installation is recommended if you are not familiar with timing system repairs.

After-Sales Service & Warranty

This genuine Toyota part is covered by our quality assurance. If you have any questions or issues regarding fitment or quality, please contact us and we will respond within 24 hours.

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