The Street Performance 6.7 Cummins Common Rail Long Block is built for high-performance street and track applications, rated for up to 1000 HP. Featuring D&J X-Beam Stock Length Billet Rods and a Stage 1 High-Performance Cylinder Head, this engine is precision-machined, fully blueprinted, and assembled with premium components. The fire-ringed cylinder head and custom ARP 9/16 head studs ensure maximum sealing strength for high-boost applications. Shipped pre-lubed with break-in oil, this long block is engineered for durability, power, and reliability. Manufactured by D&J Precision Machine, this engine is the ultimate solution for street-driven, high-performance Cummins builds.
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