Enginetech TS4185B Timing Chain Set for 2001 Chevrolet GMC B7 C3500HD Express 3500 Savana 3500 Sierra 2500 HD 8.1L 496ci V8

The Enginetech TS4185B is a Timing Chain Set for 2001 Chevrolet, GMC engines (8.1L 496ci V8). This kit provides precision-matched timing components engineered to restore factory valve timing specifications.

Important Notes

• 3-piece set Single roller chain.

Vehicle Fitment

• 2001 Chevrolet B7 8.1L 496ci V8 OHV [VIN:G]
• 2001 Chevrolet C3500HD 8.1L 496ci V8 OHV [VIN:G]
• 2001 Chevrolet Express 3500 8.1L 496ci V8 OHV [VIN:G]
• 2001 Chevrolet Silverado 3500 8.1L 496ci V8 OHV [VIN:G]
• 2001 Chevrolet Suburban 2500 8.1L 496ci V8 OHV [VIN:G]
• 2001 GMC Savana 3500 8.1L 496ci V8 OHV [VIN:G]
• 2001 GMC Sierra 2500 HD 8.1L 496ci V8 OHV [VIN:G]
• 2001 GMC Sierra 3500 8.1L 496ci V8 OHV [VIN:G]
• 2001 GMC Yukon XL 2500 8.1L 496ci V8 OHV [VIN:G]

Enginetech timing chain sets are precision-matched replacement kits engineered to restore the factory valve timing relationship critical to engine performance, emissions compliance, and longevity. Built on over 40 years of engine rebuilding expertise, each kit is designed around the specific engine family it serves - chains are manufactured to OEM link count and pitch specifications, sprockets (where included) are produced from application-matched materials, and tensioners and guides are selected to deliver correct hydraulic preload and wear surface geometry for that exact application. Enginetech documents every kit with clear application-specific notes so you know exactly what is and is not included before the engine is on the stand. Always verify fitment by year, make, model, VIN code, and engine displacement before ordering - multiple chain configurations often exist for the same vehicle nameplate.