Replacement Cylinder Blocks & Engine Short Block Assemblies

Restore the structural integrity and high-load capacity of your engine with professional-grade replacement cylinder blocks. As the main foundation of the internal combustion engine, a precision-machined cylinder block is essential for maintaining perfect alignment of the crankshaft and pistons. BeeSpareParts offers a professional selection of aftermarket cylinder blocks suitable for heavy-duty industrial applications, providing a reliable replacement for bare blocks and short block assemblies.

Our extensive inventory is precision-manufactured from premium high-strength alloy cast iron to ensure maximum thermal stability and resistance to structural warping under extreme cylinder pressure. Every block undergoes rigorous quality inspections, including honing precision checks and pressure testing for the integrated cooling and lubrication galleries. Whether you are performing a complete engine rebuild on an excavator, a diesel generator, or a bulldozer, our heavy-duty cylinder blocks ensure your machinery delivers zero-hour performance and maximum durability on every job site.

Fits for:

• Engine Series: 4BT, 6BT, 6CT, 4D95, 6D102, 6D107, S6K, S4K, 3TNV88, 4TNV94, 4TNV98, V2203, D1105, 4LE2.

• Equipment Models: ZX, PC, SK, EC, EX series excavators, wheel loaders, pavers, and industrial power units.