6BT Cummins Long Block – Built for Power and Reliability This premium 6BT Cummins long block is precision-machined and assembled with all-new components to ensure outstanding performance and long-term durability. Each engine undergoes a thorough quality assurance process, so you can install with confidence. Rigorous Testing for Peak Performance Every unit is cold-tested under no-load conditions to verify optimal function right out of the box: Oil Pressure: 70 PSI during cold run RPM Test Cycle: 320 RPM for 10 minutes 620 RPM for 10 minutes Key Specifications All-new cast block (not remanufactured) 17:1 compression ratio – ideal for turbocharged setups Includes all-new internals Backed by a 12-month warranty Built for a Wide Range of Applications Perfect for use in: Automotive Industrial Marine Genset Heavy equipment Complete and ready to drop in – this long block is built to deliver reliable, uncompromising performance for any application.