DNJ EK3129AM Master Engine Rebuild Kit for 1999-2006 / Chevrolet, GMC, Isuzu, Oldsmobile/Blazer, Express 1500-2500, Safari, Savana 1500-2500, Sierra 1500, Silverado 1500/4.3L / OHV/VIN W, VIN X DNJ Engine Components is a full line provider of Domestic & Japanese engine parts for all cars and trucks and offers listings of all engines. All DNJ Engine Components meet or exceed OE Quality 100% tested for maximum performance and durability. Verified for fit, form and function Excellent quality you can trust