Dayco 85039 Engine Timing Belt Tensioner Hydraulic Assembly

Hydraulic Timing Belt Actuator for Honda and Acura

The Dayco 85039 hydraulic timing belt actuator is an engine timing belt tensioner hydraulic assembly for select Honda and Acura applications. It is built for vehicles that rely on precise belt tension control to maintain proper valve timing and engine operation.

• Hydraulic timing belt actuator for engine timing belt tension control
• Direct-fit application coverage for select Honda Accord, Odyssey, Acura CL, and Acura TL models
• OE-style replacement for timing belt service on V6-equipped applications using this design
• Cross-references Honda 14520-P8A-A01 for the same application
• Part number: 85039

Product Line Details

Dayco’s Hydraulic Timing Belt Actuator line focuses on hydraulic tension control for timing belt systems. This type of component helps maintain consistent belt tension as engine conditions change, which is important during timing belt replacement and related valve train service.

Detailed Fitment

• Fits 1998-2002 Honda Accord, Hydraulic Timing Belt Actuator
• Fits 1997-1999 Acura CL, Hydraulic Timing Belt Actuator
• Fits 1999 Acura TL, Hydraulic Timing Belt Actuator
• Fits 1999 Honda Odyssey, Hydraulic Timing Belt Actuator

Common Repair Uses

• Replacing a worn or leaking hydraulic timing belt actuator
• Restoring proper timing belt tension after service
• Addressing belt slack, noise, or inconsistent tension control
• Supporting timing belt maintenance on Honda Accord and Acura CL applications
• Correcting valve timing concerns tied to a failing tensioner assembly

Installation Notes and Tips

Install this hydraulic timing belt actuator during timing belt service and verify the belt routing, tension setting, and engine timing marks before starting the engine. Follow the vehicle service procedure for the specific Honda Accord, Acura CL, Acura TL, or Honda Odyssey application, and inspect related timing components for wear at the same time.

Quality Assurance

Dayco manufactures engine timing components for service replacement applications, and this hydraulic timing belt actuator is built for the listed fitments and OE-style interchange use.