SANY Crankcase Pre-Assembly 160102130004A028 – Structural Engine Foundation

Crankcase Pre-Assembly

Сборка картера в сборе

Preensamblaje del cárter

The Crankcase Pre-Assembly is a precision‑engineered component within the SANY Engine Block Group. It includes the machined cylinder block as the primary structure. The 160102130004A028 works with sensors, liners, O‑rings, and dowel pins. Together, these parts form the foundation of SANY’s heavy‑duty diesel engines used globally. Each 160102130004A028 unit comes factory‑assembled with core plugs and threaded seals, ready for final engine assembly.

The SANY D12 engine, jointly developed with DEUTZ, has 12.12 liters displacement and six cylinders (131 mm bore, 150 mm stroke). It produces 360 kW (490 hp) at 1,900‑2,100 rpm with 2,150 Nm torque. This high‑output engine requires an exceptionally rigid crankcase. The 160102130004A028 maintains main bearing alignment and prevents crankshaft flex under peak cylinder pressures, making it indispensable for reliable power generation.

The D12 engine meets Euro VI emissions through its 1,800 bar common‑rail injection system. Its low idle speed of 525 rpm (200 rpm lower than comparable engines) reduces component wear. The Crankcase Pre-Assembly crankcase structure’s integrity maintains precise bearing clearances and oil pressure stability under demanding conditions. Using the genuine Crankcase Pre-Assembly ensures all mounting points and oil passages match factory design exactly.

The 160102130004A028 is cast from high‑grade gray iron (GG25 equivalent) with molybdenum and nickel alloying. This material provides excellent vibration damping, reducing noise and protecting bearings from shock loads. The alloy resists thermal distortion, maintaining bore roundness after repeated high‑load cycles. The robust Crankcase Pre-Assembly houses all internal components with exceptional rigidity. Each casting is X‑ray inspected for porosity, and oil galleries are pressure‑tested before assembly.

The casting incorporates integral main bearing bulkheads with cross‑bolted caps. Main bearing bores are line‑bored in one operation to within 0.01 mm tolerance, ensuring perfect alignment and circularity. This precision minimises oil film loss and extends bearing life. The 160102130004A028 also contains oil galleries that feed pressurised oil to main bearings, camshaft bearings, and piston cooling jets, all pressure‑tested at the factory for leak‑free integrity. The Crankcase Pre-Assembly is delivered with all core plugs and threaded sealing elements pre‑installed, saving assembly time.

The D12 engine’s advanced technologies – split‑type cylinder head, TOP‑Down cooling, and silicone oil fan – rely on the crankcase’s rigid mounting points. The engine can start and work in 2 seconds at 3,000 m altitude and -20 °C without power loss. The 160102130004A028 provides the structural foundation for these systems, ensuring mounting bosses remain accurately positioned and cooling passages align correctly. When you order a 160102130004A028, you receive a complete, pre‑sealed crankcase requiring no additional drilling or tapping.

The crankcase pre‑assembly includes multiple sealing solutions: Corehole plug 16/10 (61000765), standard corehole plugs (60272566), Pulling Rivets (160102120008A009), Hexagon Screw Plug (160102120008A007), threaded socket head cap plugs, and washers. The 160102130004A028 ensures leak‑proof connections throughout the system. Every sealing component is factory‑installed, so the 160102130004A028 arrives ready for final engine assembly.

The D12 engine is widely applied in SANY truck mixers, dump trucks, truck‑mounted pumps, compact rollers, excavators, port machinery, and ultra‑high‑pressure pumps. Wherever these engines operate, reliability depends on the dimensional accuracy and structural integrity of the 160102130004A028. Aftermarket housings may have casting porosity or incorrect bore alignment, leading to premature bearing failure. Through its robust construction and meticulous component integration, the SANY Crankcase Pre‑Assembly 160102130004A028 delivers unmatched durability.

Why the 160102130004A028 Crankcase Pre-Assembly Ensures Engine Integrity

Technical Specifications – Crankcase Pre-Assembly 160102130004A028

Inspection of the 160102130004A028 should be performed during any major engine rebuild. Use a precision straightedge and feeler gauges to check deck surface flatness (max 0.10 mm warpage). Also inspect main bearing bore alignment with a dial bore gauge; any bore out of round by more than 0.02 mm requires line boring or replacement of the 160102130004A028. Cracks around main bearing bulkheads or cylinder head bolt holes are grounds for immediate replacement.

When installing a new crankcase pre‑assembly, transfer core plugs and dowel pins only if undamaged. However, SANY recommends using new sealing elements – corehole plugs, pulling rivets, washers, and threaded plugs. The 160102130004A028 comes with all these sealing elements pre‑installed; confirm they are correctly seated before proceeding. Apply thread sealant to main bearing bolts and torque them to service manual specification. Follow the prescribed tightening sequence to ensure even clamp load across all main bearing caps. Using the genuine 160102130004A028 guarantees all bolt holes are correctly aligned.

A common error is failing to clean oil galleries thoroughly. Debris left in galleries can travel to bearings and cause rapid scoring. Use a rifle brush and solvent to clean every oil passage, then blow through with compressed air. Another frequent mistake is overtightening main bearing bolts, which can distort the bearing bore and lead to oil pressure loss. Always use a calibrated torque wrench and replace torque‑to‑yield bolts every time they are removed. The 160102130004A028 is designed for precise torque specifications; following them ensures maximum engine longevity.

For SANY equipment operating in severe conditions (mining, desert, high altitude), inspect the crankcase for external oil leaks at every scheduled service. If oil appears weeping from a core plug or gallery plug, replace the sealing element immediately. Replacing the complete 160102130004A028 at major engine overhaul (10,000‑12,000 hours) is rarely necessary unless damaged by overheating or impact. However, sealing plugs and gaskets should be renewed every 5,000 hours as a preventive measure. Always use genuine 160102130004A028 replacement parts for best fit and durability.

Applications of Crankcase Pre-Assembly 160102130004A028

To verify authenticity, inspect the 160102130004A028 for the SANY logo and part number cast into the block side. Genuine SANY crankcases have clean castings with no porosity or core shift. Machined surfaces have uniform finish, and the deck is perfectly flat. The 160102130004A028 also includes factory‑installed sealing plugs with visible SANY markings. Always source from authorised SANY parts distributors to ensure warranty coverage and long‑term reliability.

When ordering, provide your engine serial number (ESN) and equipment model. The 160102130004A028 is the standard crankcase for D12 and D09 engines in most SANY trucks, dumpers, mixers, and industrial machinery. The D12 engine is widely used in SANY truck mixers, dump trucks, and truck‑mounted pumps. The 160102130004A028 is delivered complete with all core plugs, threaded plugs, rivets, and washers pre‑installed – only main bearings, crankshaft, and camshaft need to be added during final engine assembly.