INA ZG-9-5661 Engine Timing Chain Tensioner

INA Timing Chain Tensioner for Ford, Mazda, Lincoln

INA ZG-9-5661 is an engine timing chain tensioner component for select Ford, Mazda, Lincoln, and Mercury applications. It is built to OE-quality standards and uses plastic material formulated to match OEM PA66 and PA46 hardness requirements.

Key Features

• Engine timing chain tensioner component for valve train service
• OE-quality replacement from INA
• Plastic construction matched to OEM PA66 and PA46 grade requirements
• Part number: ZG-9-5661
• Cross-reference: 5550137100

Detailed Description

This INA timing chain tensioner is used in timing system service where chain control and guide support are required. It is listed for 2007-2010 Ford Edge, 2009-2010 Ford Flex, 2010 Ford Fusion, 2008-2010 Ford Taurus, 2008-2009 Ford Taurus X, 2007-2010 Mazda CX-9, 2009-2011 Mazda 6, and select Lincoln and Mercury models including MKX, MKZ, MKS, MKT, MKS, Sable, and others shown in the fitment data. The INA ZG-9-5661 is also referenced under INA global number 555 0137 100.

This part cross-references 5550137100 for the same application.

What It Is Used For

• Restoring proper timing chain tension control
• Replacing a worn or damaged timing chain tensioner arm
• Addressing timing chain noise from a worn guide or tensioner surface
• Supporting accurate valve timing in the engine timing system
• Service replacement during timing chain maintenance

Installation Notes and Tips

Verify engine code and timing system configuration before ordering. Match the part number and fitment notes to the vehicle application, especially on Ford Edge, Ford Taurus, Mazda CX-9, and Lincoln MKX/MKZ/MKS listings. Timing system work should be performed with the engine properly timed and inspected for related wear before reassembly.

Quality Assurance

INA states that its timing chain guides are engineered to meet or exceed OE quality and performance, with plastic material matched to OEM PA66 and PA46 grade requirements for hardness and material consistency.