Shop Blessed Performance for the D&J Precision Plus Long Block for your Dodge Ram 6.7L Cummins. Built with pride and longevity in design process this engine removes all the main failure points that this model year Cummins came with.
The Heavy Hauler 5.9 Cummins Common Rail Long Block is built for towing, heavy-duty work, and high-performance applications, delivering up to 700 HP while improving airflow, fuel efficiency, and durability. This long block includes a D&J Stage 1 High-Performance Cylinder Head, a street/towing camshaft for lower EGTs, and custom ARP 9/16” head studs for maximum sealing strength. Fully blueprinted, CNC-machined, and pre-lubed with break-in oil, this long block is engineered for superior reliability and performance. Manufactured by D&J Precision Machine, this engine is designed to handle extreme workloads with ease.
FEATURES
- Rated for up to 700 HP - Designed for demanding work applications, though high-horsepower tuning is not recommended for heavy towing
- Stage 1 High-Performance Cylinder Head - 5-axis CNC ported with heavy-duty oversized intake and exhaust seats for maximum airflow and durability
- Street/Towing Performance Camshaft - Lowers EGTs by 200-300 degrees, improving efficiency and fuel economy
- Custom ARP 9/16" Head Studs - Delivers superior head-to-block sealing for high-boost applications
- Fully Assembled & Pre-Lubed - Includes oil pan, front cover, rocker box, and break-in oil for quick installation
WARRANTY INFO
Parts
- 24-Months
Labor
- 24-Months
NOTE
- Not for sale on licensed California vehicles