The cylinder head is the powerhouse of your engine, governing combustion efficiency, heat dissipation, and overall durability. The 1002315443 Cylinder Head from HOWO is engineered to deliver exceptional structural integrity, optimized airflow, and reliable sealing, ensuring that your engine produces maximum power while maintaining fuel efficiency and emission compliance. As a critical Howo/Sitrak truck parts component, this cylinder head is manufactured from high-grade cast iron or aluminum alloy, precision-machined to exacting tolerances, and subjected to rigorous quality control to guarantee a perfect fit and long-lasting performance. Whether you are rebuilding an engine or replacing a damaged head, the 1002315443 provides the foundation for reliable, efficient, and powerful operation – making it the preferred choice for professional workshops and fleet operators worldwide.
The cylinder head forms the upper chamber of the combustion process, housing the valves, spark plugs (or injectors), and cooling passages. The 1002315443 is specifically designed to withstand extreme combustion pressures, high temperatures, and cyclic thermal loading, providing a durable sealing surface for the head gasket and ensuring efficient gas exchange. A warped, cracked, or worn cylinder head can lead to loss of compression, overheating, oil contamination, and catastrophic engine failure. HOWO has engineered this cylinder head with optimized casting geometry and advanced metallurgy, offering excellent resistance to thermal fatigue and mechanical stress. Its precision-machined valve seats and guides ensure accurate valve operation, while the integrated water jacket promotes efficient heat transfer, maintaining consistent operating temperatures. With the 1002315443, you restore the original combustion efficiency, reduce emissions, and prolong the service life of your engine.
Combustion Efficiency
Optimized Flow
Heat Dissipation
Water Jacket
OEM Fit
Exact Match
Durable
High-Grade Material
The 1002315443 cylinder head is manufactured to the highest OEM standards, incorporating advanced materials and precision engineering. Below are the complete technical specifications for this essential engine component.
| Parameter | Specification | Detail |
|---|---|---|
| OEM Number | 1002315443 | Exact Match |
| Part Name | Cylinder Head | HOWO Genuine |
| Brand | HOWO | Original Equipment |
| Application | HOWO T7H / A7 / MC11/MC13 | Engine top end |
| Material | Cast Iron / Aluminum Alloy (depending on variant) | High thermal stability |
| Valve Configuration | 4 valves per cylinder | DOHC (overhead cam) |
| Combustion Chamber | ω‑shaped (direct injection) | Optimized mixing |
| Cooling | Integrated water jacket | Efficient heat transfer |
| Weight | ~35 kg (approx.) | Depends on material |
| Surface Finish | Precision ground deck surface | Ensures gasket seal |
| Warranty | 12 Months | Manufacturer Guarantee |
The 1002315443 cylinder head is produced using advanced casting and CNC machining processes, ensuring precise dimensional accuracy and consistent quality. The cast iron variant offers exceptional wear resistance and structural rigidity, ideal for high‑compression diesel applications, while the aluminum alloy version provides excellent heat dissipation and weight reduction. The combustion chamber geometry is optimized for swirl and turbulence, promoting complete fuel combustion and reducing particulate emissions. Precision‑ground valve seats and guides ensure leak‑free sealing and accurate valve timing, contributing to maximum volumetric efficiency. The water jacket is designed to promote even coolant flow, preventing hot spots and maintaining uniform cylinder head temperature. Each head is pressure‑tested for coolant leaks and inspected for flatness, hardness, and surface finish, guaranteeing that the 1002315443 meets HOWO’s rigorous quality standards. This meticulous engineering ensures that your engine delivers consistent power, superior fuel economy, and reduced emissions, mile after mile.
The 1002315443 cylinder head is specifically designed for HOWO heavy‑duty trucks equipped with MC11 and MC13 engine families, including T7H, A7, and derivative models. It directly replaces the original head, matching all bolt holes, dowel pin locations, and port configurations, ensuring a seamless installation without modifications. The head is compatible with all factory‑specified valvetrain components, injectors, and turbocharger setups. This cylinder head is also compatible with many Sinotruk and other commercial vehicles that share the same engine architecture. To confirm fitment, always cross‑reference the OEM number on your existing head with 1002315443. If they match, this component will integrate seamlessly. Keeping this cylinder head in your spare parts inventory enables rapid engine overhauls, minimising downtime and restoring your engine’s performance to factory specifications.
HOWO T7H
Primary Fitment
HOWO A7
Also Compatible
MC11/MC13
Engine Series
Direct Replacement
No Modifications
Installing a new 1002315443 cylinder head restores the original combustion efficiency and power output of your engine. The precision‑machined valve seats and guides ensure optimal valve sealing, improving compression and reducing oil consumption. The optimized combustion chamber design promotes better air‑fuel mixing, leading to more complete combustion, increased torque, and reduced smoke. The efficient water jacket ensures consistent engine temperatures, preventing hot spots and minimizing thermal stress on the head and block. This translates to improved fuel economy, lower emissions, and extended engine life. For fleet operators, a reliable cylinder head reduces the risk of head gasket failures, valve train issues, and costly downtime, keeping your trucks on the road and earning. By investing in the 1002315443, you ensure that your HOWO engine continues to deliver the performance, efficiency, and reliability that modern trucking demands.
Installing the 1002315443 cylinder head is a complex procedure that requires precision and the correct tooling. Begin by thoroughly cleaning the engine block deck and the cylinder head mating surfaces, ensuring they are free of old gasket material, dirt, and oil. Check the cylinder head for flatness using a straight edge and feeler gauge; if warped, machine it to the manufacturer’s specification. Install a new cylinder head gasket, carefully aligning it with the dowel pins. Carefully lower the head onto the block, ensuring it engages the locating pins. Install the cylinder head bolts in the correct sequence and torque them to the manufacturer’s specification using a calibrated torque wrench and angle gauge in multiple stages. Adjust the valve clearances according to the service manual. Refill the coolant and oil, start the engine, and check for any leaks or unusual noises. After a short break‑in period, re‑torque the head bolts as required. Proper installation is critical for the 1002315443 to perform optimally and ensure a long service life.
Pro Tip: Always use a new head gasket and new cylinder head bolts when installing a new cylinder head. Reusing old bolts can lead to incorrect clamp load, while a new gasket ensures a leak‑free seal. The 1002315443 is designed to work with OEM‑spec gaskets and bolts; using genuine components guarantees optimal performance and reliability.
Genuine HOWO components are engineered to the highest standards, and the 1002315443 cylinder head is no exception. Aftermarket heads often use inferior materials, inconsistent casting quality, or imprecise machining, leading to poor fitment, reduced performance, and premature failure. HOWO’s cylinder head is manufactured using the same materials and processes as the original equipment, guaranteeing a perfect fit and reliable performance. By choosing the 1002315443, you benefit from HOWO’s rigorous testing, including pressure testing, thermal cycling, and durability testing. This ensures that the cylinder head meets the demanding requirements of heavy‑duty trucking. Moreover, genuine parts are backed by a comprehensive warranty and supported by HOWO’s global network, giving you confidence in your purchase.
OEM Authentic
Factory Quality
Long Service
Extended Life
Global Standard
Trusted Worldwide
Q: Which vehicles use the 1002315443 cylinder head?
A: The 1002315443 is designed for HOWO T7H, A7, and other models with MC11/MC13 engines, as well as many Sinotruk trucks with the same engine architecture.
Q: What are the symptoms of a damaged cylinder head?
A: Loss of compression, engine overheating, white smoke from the exhaust, coolant in the oil, and visible cracks or warping are common indicators.
Q: Can I install this cylinder head myself?
A: Installing a cylinder head is a complex procedure requiring specialized tools and knowledge. It is recommended that this task be performed by a qualified engine builder or technician.
Q: How do I verify the correct part?
A: Check the OEM number on your existing cylinder head. If it matches 1002315443, this is the exact replacement. Consult your vehicle’s parts manual for additional confirmation.
Order your 1002315443 Cylinder Head today! Explore our complete selection of genuine HOWO and Sinotruk engine components at Howo/Sitrak truck parts and ensure your engine delivers the power and reliability you expect.
The 1002315443 Cylinder Head from HOWO is a testament to precision engineering and uncompromising quality. By choosing this genuine component, you ensure that your engine’s combustion process is optimized, delivering maximum power, fuel efficiency, and durability. Whether you are a professional engine builder or a fleet manager, this cylinder head offers the performance, reliability, and exact fit that you can count on. Trust HOWO – the benchmark for excellence in heavy‑duty truck components – and experience the difference that genuine quality makes.
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