Enginetech TS381ASB Timing Chain Set for 1996-2007 Buick Chevrolet Oldsmobile Pontiac Bonneville Grand Prix Impala LSS Monte Carlo 3.8L V6

The Enginetech TS381ASB is a Timing Chain Set for 1996-2007 Buick, Chevrolet, Oldsmobile, Pontiac engines (3.8L 231ci V6). This kit provides precision-matched timing components engineered to restore factory valve timing specifications.

Important Notes

• 3-piece set

Vehicle Fitment

• 1996-1999 Buick Riviera 3.8L 231ci V6 OHV [VIN:1] Supercharged
• 1996-1999 Oldsmobile LSS 3.8L 231ci V6 OHV [VIN:1] Supercharged
• 1996-2002 Pontiac Bonneville 3.8L 231ci V6 OHV [VIN:1]
• 1996-2005 Buick Park Avenue 3.8L 231ci V6 OHV [VIN:1] Supercharged
• 1997-2003 Pontiac Grand Prix 3.8L 231ci V6 OHV [VIN:1] Supercharged
• 1997-2004 Buick Regal 3.8L 231ci V6 OHV [VIN:1] Supercharged
• 2004-2005 Chevrolet Impala 3.8L 231ci V6 OHV [VIN:1] Supercharged
• 2004-2005 Chevrolet Monte Carlo 3.8L 231ci V6 OHV [VIN:1] Supercharged
• 2004-2007 Pontiac Grand Prix 3.8L 231ci V6 OHV [VIN:4] Supercharged

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.