Choate Engineering CEP66LBZLW 6.6L Duramax Workhorse Long Block | 2006-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ

Features: - 600hp rated - Perfect for heavy towing - Fully balanced - Upgraded over OE 6.6L Duramax - 5 Year / 100,000 Mile Warranty Ready for Heavy-Duty Tasks Choate Engineering's 6.6L Long Block Workhorse is designed for heavy towing, making it perfect for demanding tasks. Precision-built and fully balanced, this engine ensures smooth operation and reliability. It's the ideal choice for those needing a hard-working engine that can tackle any tough job effortlessly. Enhanced and Upgraded 6.6L Choate Engineering went beyond simply building a standard replacement for the 6.6L Duramax engine; they elevated it to new heights. With robust chromoly pistons, a stage 2 camshaft, O-ringed heads, coated, flycut, and delipped pistons, along with head studs, a fresh flex plate, and harmonic balancer, the 6.6L Long Block Workhorse offers enhanced durability and performance compared to the original equipment. Choate Engineering's 6.6L Workhorse Long Block is ready to conquer any demanding task. Fits: 2006-2007 GM 6.6L Duramax LBZ Warning: This product can expose you to chemicals that are known to the State of California to cause cancer. For more information, visit [www.P65warnings.ca.gov]Note: $500 Shipping surcharge will be added at checkout