[shortdesc]

The Street Performance 6.7 Cummins Common Rail Long Block is designed for high-performance street applications, delivering up to 1000 HP with enhanced airflow, durability, and precision machining. This build features D&J X-Beam Stock Length Billet Rods, a Stage 1 High-Performance Cylinder Head, and fire-ringed grooves with custom ARP 9/16” head studs for superior sealing under extreme boost. Fully blueprinted, balanced, and CNC-machined, this long block is built for maximum power and reliability. Shipped pre-lubed with break-in oil and including an oil pan and front cover, this engine is ready for seamless installation. Manufactured by D&J Precision Machine, this long block is the ultimate upgrade for performance-driven Cummins builds.

• Rated for up to 1000 HP - Engineered for high-performance street and competition applications. High-horsepower tuning is not recommended for heavy towing.
• D&J X-Beam Stock Length Billet Rods - Delivers exceptional strength and durability for high-horsepower builds
• Fire-Ringed Cylinder Head - Custom-machined for maximum head-to-block sealing in high-boost applications
• Stage 1 High-Performance Cylinder Head - 5-axis CNC ported with HD bronze valve guides and oversized intake/exhaust seats for optimized airflow
• Fully Assembled & Pre-Lubed - Includes oil pan, front cover, machined rocker box, and break-in oil for hassle-free installation

Parts

• 90-Days

Labor

• 90-Days

• For any warranty claims / issues please contact D&J Precision Machine. Phone: 740-297-7223
• Not for sale on licensed California vehicles

[/shortdesc][product_details_title]Street Performance Long Block Engine | Dodge/Ram 6.7L Cummins | 2007.5-2012[/product_details_title][product_line]ENGINES[/product_line][product_applications]Enable[/product_applications][product_meta_keywords]Dodge, 6.7L Cummins 07.5-12, Engine Long Blocks & Heads, Long Blocks, Street Performance Long Block Engine Dodge/Ram 6.7L Cummins 2007.5-2012[/product_meta_keywords]