BD Diesel USA is a performance-oriented company specializing in high-quality diesel and heavy-duty truck components and upgrades. Their products are engineered to handle high pressure, high temperature, high load, and extended operation, not just occasional use. With years in the field (including intensive hours of idling, towing, and heavy usage), the BD Diesel's engineering and R&D is informed by real use cases.
Built for demanding work trucks and heavy-duty applications, the Heavy Hauler 6.7 Cummins Long Block is a fully assembled, precision-engineered powerhouse rated for up to 700 HP.
Designed for optimal airflow and efficiency, this long block includes a DandJ Stage 1 High-Performance Cylinder Head, a street/towing camshaft for lower EGTs, and custom ARP 9/16 Inch head studs to ensure superior sealing strength.
Every unit undergoes CNC blueprinting, precision machining, and a comprehensive quality control process, delivering unmatched durability and longevity.
Manufactured by DandJ Precision Machine, this long block is ready for installation with an oil pan, front cover, and pre-lubed break-in oil included.
Warranty:
Parts
24-Months
Labor
24-Months
Note:
Not for sale on licensed California vehicles
Features:
- Rated for up to 700 HP - Designed for demanding work applications, though high-horsepower tuning is not recommended for heavy towing
- Precision CNC Machining - Blueprinted, bored, honed, and torque plate honed for maximum strength and reliability
- High-Performance Cylinder Head - 5-axis CNC ported with extra-large heavy-duty valve seats for improved airflow and efficiency
- Street/Towing Performance Camshaft - Lowers EGTs by 200-300 degrees while increasing fuel economy
- Custom ARP 9/16 inch Head Studs - Provides superior head-to-block sealing for high-boost applications
- Fully Assembled and Pre-Lubed - Includes oil pan, front cover, rocker box, and break-in oil for seamless installation
Installation Notes:
Professional installation is required.
Specifications:
Core Charge: $3000.
EMS Code: 3.
Shipping Restriction: Not for sale on licensed California vehicles.
Warranty: 24-Months.
Fitment & Application:
| Brand | BD Diesel |
|---|---|
| Part Number | BDD-DJPLB100023 |
| Shipping Method | Truck Freight/LTL |
| California Prop 65 Warning |
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This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or reproductive harm. For more information, visit https://www.p65warnings.ca.gov/