2820742|Rebuild Master Kit for 2007 Chevrolet Silverado 2500 HD Classic 8.1L - EK3181BMXP4. Ensure your 2007 Chevrolet Silverado 2500 HD Classic 8.1L runs smoothly with this high-quality Rebuild Master Kit. Designed for precise fitment and engineered for durability, it's the ideal choice for engine maintenance or a full rebuild.. 2007 Chevrolet Silverado 2500 HD Classic 8.1L Engine Rebuild Master Kit - EK3181BMXP4 Also fits the following vehicles: 2004 Chevrolet Avalanche 2500 8.1L Engine Rebuild Master Kit, 2005 Chevrolet Avalanche 2500 8.1L Engine Rebuild Master Kit, 2006 Chevrolet Avalanche 2500 8.1L Engine Rebuild Master Kit, 2007 Chevrolet Silverado 2500 HD Classic 8.1L Engine Rebuild Master Kit, 2004 Chevrolet Silverado 2500 HD 8.1L Engine Rebuild Master Kit, 2005 Chevrolet Silverado 2500 HD 8.1L Engine Rebuild Master Kit, 2006 Chevrolet Silverado 2500 HD 8.1L Engine Rebuild Master Kit, 2007 Chevrolet Silverado 3500 Classic 8.1L Engine Rebuild Master Kit, 2004 Chevrolet Silverado 3500 8.1L Engine Rebuild Master Kit, 2005 Chevrolet Silverado 3500 8.1L Engine Rebuild Master Kit, 2006 Chevrolet Silverado 3500 8.1L Engine Rebuild Master Kit, 2004 Chevrolet Suburban 2500 8.1L Engine Rebuild Master Kit, 2005 Chevrolet Suburban 2500 8.1L Engine Rebuild Master Kit, 2006 Chevrolet Suburban 2500 8.1L Engine Rebuild Master Kit, 2007 GMC Sierra 2500 HD Classic 8.1L Engine Rebuild Master Kit