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- Part Number: DJPCH100067x
- Est. Ship Time: Contact to Confirm Availability
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ISB Stage 1 24v Cummins Performance Head: Experience the next level of performance with our ISB Stage 1 24v Cummins Performance Head. D&J Precision Machine is the gold standard in the Cummins performance industry.
Elevate your engine's performance with our ISB Stage 1 24v Cummins Performance Head. Designed to enhance power without the added cost and complexity of an aftermarket intake, this performance head combines the best of our industry-leading remanufactured cylinder heads with advanced features for superior performance.
Key Features:
Enhanced Valve Springs: Equipped with 105-pound valve springs for improved performance.
5 Axis Port Job: Precision porting that retains the factory intake plenum, increasing intake flow from approximately 155 CFM stock to 220 CFM.
Performance Benefits: Increases low-end performance, reduces boost pressure, and lowers EGTs, allowing more fuel to be burned for greater power output.
Detailed Process:
Head Options: Choose to use your own head or one of our head cores.
Disassembly: The head is disassembled and all soft plugs are removed.
Cleaning and Blasting: Thorough cleaning and blasting to ensure a pristine surface.
Crack Check: Performed to ensure structural integrity.
New Bronze Guides: All new bronze guides are installed for durability.
Heavy Duty Seats: Extra large seats placed on both intake and exhaust sides.
5 Axis CNC Porting: Advanced CNC porting with the stock intake shelf in place for optimal airflow.
High Performance Valve Job: Precision valve job performed to enhance performance.
Resurfacing: The head is resurfaced to meet exact specifications.
Painting: Professionally painted for a durable finish.
Assembly: Assembled with all new valve seals, soft plugs, and HD springs.
Pressure Checking: Valves and coolant passages are pressure checked to ensure top quality.
*Cores must be in good condition with no cracks and must be rebuildable. D&J Precision Machine will inspect your core upon arrival to determine its suitability for rebuilding. See full core details here
D&J: DJPCH100067, DJPCH100068, DJPCH100091