HB Core Engine Components
Precision-built crankshafts, camshafts, connecting rods, cylinder liners, piston assemblies, blocks, heads and more — engineered for durability, peak performance, and seamless integration.
Why Choose HB Core Components?
Manufactured in certified facilities and rigorously tested for demanding applications in construction, mining, transportation, and rail.
Precision Craft, Always Ready
Our team is ready to meet your engine parts needs.
Cylinder Block 4991816 HB for Cummins X15 Diesel Engine Part
It ensures dimensional stability under extreme combustion pressures and thermal loads, supporting reliable power delivery and long-term engine integrity.
Cylinder Block 3971411 HB for Cummins 6CT Diesel Engine Part
It ensures dimensional stability under extreme combustion pressures and thermal loads, supporting reliable power delivery and long-term engine integrity.
Cylinder Block 3939313 HB for Cummins 6CT Diesel Engine Part
It ensures dimensional stability under extreme combustion pressures and thermal loads, supporting reliable power delivery and long-term engine integrity.
Mr. Johnson - Maintenance Supervisor
"Ever since we switched to HB's crankshafts and camshafts for our fleet, our maintenance bills have gone way down. Those parts just last longer and work like a charm—our long-haul trucks hardly ever break down anymore, and everything keeps moving without a hitch."
"Choosing HB as one of our OEM suppliers was driven by their high-quality standards and exceptional customer service. The piston assemblies and valves provided by HB not only perform reliably but also integrate seamlessly with our production processes. Their technical support has helped us optimize our manufacturing workflow, enhancing the competitiveness of our final products."
Ms. Brown - Operations Manager
"For a rental company like ours, equipment reliability and continuous operation are critical. HB’s bearings and connecting rods, tested over extended periods under extreme conditions, have proven their superior quality. Thanks to HB’s support, we’ve been able to stand out in a highly competitive market."
Thabo Nkosi - Chief Mechanic, Mining Division
"In the harsh environment of our open pit mines, reliability is non-negotiable. The HB's crankshaft performance far exceeds that of other brands we've tested. They operate even in extreme heat and dust environments."
Carla Méndez - Field Operations Lead, Atmospheric Research Station
"In remote high-altitude locations, generator reliability is critical. HB’s fuel injection nozzles and gears have proven resilient in low-oxygen, cold environments."
