INA ZT-9-5135 Engine Timing Belt Tensioner

Engine Timing Belt Tensioner for Toyota and Geo

INA ZT-9-5135 is an engine timing belt tensioner for select Toyota, Geo, and Chevrolet applications. It supports accurate timing drive operation by maintaining proper belt tension for consistent gear ratio control and reliable power transfer.

• Engine timing belt tensioner for the timing drive
• INA Global Number 531 0974 100
• Cross-reference: 5310974100
• Fits 1985-1991 Toyota Corolla, N/A
• Fits 1985-1989 Toyota MR2, N/A
• Fits 1990-1992 Geo Prizm, N/A
• Fits 1988 Chevrolet Nova, N/A

Detailed Product Information

This INA timing belt tensioner is built for timing drive service where belt tension and gear ratio accuracy matter. The ZT-9-5135 application coverage includes Toyota Corolla, Toyota MR2, Geo Prizm, and Chevrolet Nova models listed in the fitment data. For buyers searching for a Toyota Corolla timing belt tensioner or a Toyota MR2 belt tensioner, this part number provides a direct reference for the specified applications.

Common Repair Uses

• Corrects timing belt slack
• Addresses belt noise from improper tension
• Helps restore stable timing drive operation
• Supports accurate camshaft and crankshaft synchronization
• Replaces a worn or aging belt tensioner assembly

Installation Notes and Tips

Verify engine code, belt routing, and fitment before installation. Inspect the timing belt, pulleys, and related drive components at the same time, since worn parts can affect tensioner performance. Follow the vehicle service procedure for tension setting and timing alignment during replacement.

Quality Assurance

INA positions this component as part of its timing drive repair solutions for chain and belt systems, with an emphasis on reliable operation and low maintenance requirements. The part number ZT-9-5135 is also referenced as INA Global Number 531 0974 100.