2002 Chevy Silverado 2500HD – 8.1L V8 Big Block w/ Allison Transmission. Smog Passed!! This truck is a beast. Powered by the legendary 8.1L Vortec V8 big block paired with the heavy-duty Allison transmission, it’s built to tow, haul, and handle anything you throw at it. Just had a brand new transfer case installed, along with a new radiator and a fresh transmission tune-up—so it’s ready to hit the road or the job site without a hitch. Details: • 8.1L Vortec V8 (gas-powered big block) • Allison 5-speed automatic transmission • 2500HD chassis – heavy-duty suspension and towing capacity • Brand new transfer case • New radiator • Transmission recently serviced and tuned • Clean title 225K Miles Text 916- three seven 0- 92 forty three Whether you’re looking for a strong work truck, a tow rig, or just love the sound and power of a real V8 big block, this Silverado delivers.