INA ZC-73046 Engine Timing Set

INA ZC-73046 Engine Timing Set

The INA ZC-73046 engine timing set is a premium timing chain kit built for select Chevrolet and Pontiac V8 applications from the late 1970s and early 1980s. It brings together the core timing components needed for a proper timing service, with application-specific coverage that includes cam sprocket, chain, and crank sprocket configurations on listed vehicles.

Key Features

• Premium-grade engine timing set from INA
• Part number ZC-73046
• Includes essential timing chain kit components for listed applications
• Application notes show cam sprocket, chain, and crank sprocket coverage on select Chevrolet models
• Cross-reference: 5591109100
• Compatible with select 1978-1985 Chevrolet and Pontiac vehicles

Detailed Description

INA ZC-73046 is an engine timing set for valve train service on select Chevrolet Caprice, El Camino, Impala, Monte Carlo, Malibu, Camaro, and Pontiac Parisienne, Catalina, Grand LeMans, and LeMans applications. This timing set is listed for 1978-1985 model years and is identified as a 3-piece kit in the fitment data. For several Chevrolet applications, the notes specify cam sprocket, chain, and crank sprocket coverage, making this part number a direct match for those timing service requirements. If you are sourcing an INA timing chain kit for a Chevrolet Monte Carlo or Pontiac LeMans, ZC-73046 is the catalog reference to verify.

What It Helps Address

• Timing chain stretch or wear
• Noise from worn timing components
• Incorrect cam-to-crank timing relationship
• Service replacement for aging timing hardware on listed V8 applications
• Restoration work on classic Chevrolet and Pontiac engines

Installation Notes and Tips

Confirm engine code, timing cover configuration, and the exact vehicle listing before installation. Review the fitment notes carefully, since some Chevrolet applications specify cam sprocket, chain, and crank sprocket coverage while others are listed only as a 3-piece kit. Replace related wear items during timing service if inspection shows damage or excessive wear, and verify timing marks during assembly.

Quality Assurance

INA timing chain kits are assembled to include the essential timing components needed for a complete repair on the listed applications. The manufacturer notes that these kits are built to support correct timing service on the first installation and may include application-specific components where required. Part number ZC-73046 is also cross-referenced to 5591109100 for catalog matching.