VAG/PORSCHE 059103525F TIMING CASE
Product Specifications
Product quality
OEM Equivalent Grade
250 sold
Wholesale price USD
$5.29
Wholesale price CNY
¥36.6
bolt MOQ (Minimal order)
50 pcs
local_shipping Production time
77 days
package_2 Shipping Weight:
0.124 kg
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Application (cross references) 2
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| VAG/PORSCHE | 059103525F |
| VAG/PORSCHE | 059103525D |
Overview & Operating Principle
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The TIMING CASE COVER is an internal engine component responsible for enclosing and protecting the timing chain or belt drive system, camshaft drive gears, and associated tensioners and guides, while retaining oil in the front of the engine. It operates under high thermal and mechanical stress conditions and must maintain dimensional accuracy over the full service life of the engine.
Components in this category are manufactured from materials specified to match OEM tolerances, including material hardness, surface finish, and dimensional accuracy. Incorrect fitment or out-of-tolerance parts will cause accelerated wear of mating surfaces, oil leaks, or engine performance degradation.
This category covers passenger car, light commercial, and heavy-duty engine applications. Always verify the OEM part number, engine code, and displacement before ordering. Supply is from factory-direct sources with full batch traceability.
Symptoms & Diagnostics
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Oil leaks from gasket or seal mating surfaces — often the first visible symptom of a worn or failed engine component.
Unusual engine noise (tapping, knocking, or rattling) that changes with engine RPM or load.
Loss of engine power or efficiency due to increased internal friction or compromised sealing.
Increased oil consumption caused by worn sealing surfaces or damaged oil control rings.
Engine overheating resulting from compromised coolant circulation or heat dissipation.
Metal contamination in the engine oil — detected during oil analysis or visible on the drain plug magnet.
Logistics & Customs
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International HS Code
8409.91
EAEU Customs Code (TN VED)
8409 91 000 9
Typical Net Weight
0.5–3.0 kg
Country of Manufacture
China
Standard MOQ
300 pcs
Production Lead Time
60 days
Always verify the exact 8-digit or 10-digit subheading with your customs broker for the destination country, as tariff schedules and duty rates vary by jurisdiction.
Installation Tips
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- Perform a complete engine diagnosis before disassembly. Confirm the failed component is the root cause rather than a downstream symptom of another failure (e.g., oil starvation, overheating, or using incorrect lubricant grade).
- Drain all relevant fluids before disassembly. Mark all wiring harness connectors, vacuum lines, and hose connections with tape and marker before removal.
- Clean all mating surfaces thoroughly before installing the new component. Residual old gasket material or debris will cause immediate leaks or fitment issues.
- Lubricate all moving parts with fresh engine oil before assembly. Do not install any internal engine component dry.
- Torque all fasteners to OEM specification in the correct sequence. Engine fasteners — particularly cylinder head bolts and main bearing caps — must be torqued in multiple stages using a calibrated torque wrench.
- After reassembly, fill with fresh oil and coolant and run the engine at idle for several minutes. Check for leaks at all disturbed joints before returning the vehicle to service.
Tools: torque wrench, engine assembly lube, gasket scraper, OBD-II scanner, manufacturer-specific special tools as required.
Frequently Asked Questions
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Is professional installation required for engine components?
Engine internal components generally require significant disassembly and specialist tooling. Professional installation by a qualified technician is strongly recommended. Incorrect installation can cause immediate or latent engine failure that is not covered under parts warranty.
Are OEM-equivalent parts safe for turbocharged engines?
Yes, provided the part is specified for turbocharged applications. Turbocharged engines operate at higher temperatures and pressures than naturally aspirated units. The individual product page specifies compatibility with turbocharged and high-performance variants where applicable.
How does the OEM-equivalent aftermarket unit compare to the genuine OEM part?
OEM-equivalent grade units in this catalogue are manufactured to replicate the current OEM design geometry and material specification. Quality is verified against OEM cross-reference data. When ordering in bulk, confirm with our team that the specification matches the latest OEM revision for your application.
Is white-label or custom packaging available for wholesale orders?
Yes. ok.parts works directly with the manufacturing facility and can accommodate neutral white-label packaging or fully branded packaging with your company logo, part numbers, and barcode. Minimum order quantities and lead times for custom packaging may differ from standard stock. Contact the team via the inquiry form to discuss your specific requirements.
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