OEM Cylinder Head - High-Quality Engine Cylinder Heads, Blocks & Assemblies

OEM Cylinder Head Manufacturer & Supplier

For distributors, rebuild shops, workshops. 100% Brand New. 100% Tested . Factory Direct . ISO9001 Certificated

About XINJIN Engine Parts

XINJIN manufactures premium cylinder heads and related cylinder components using high-quality aluminum alloys, engineered for durability and reliable performance under demanding conditions. Our products cover a wide range of vehicles, including cars, trucks, and commercial vehicles. All parts are produced in our ISO-certified factory, where strict in-house inspections ensure precise fitment, consistent quality, and long-lasting service for rebuilders, distributors, and OEM partners.

100% New Aluminum

Produced using brand-new high-grade aluminum, not remanufactured cores. This guarantees stronger durability, higher reliability, and consistent quality across repeated orders.

Durable Thermal Performance

Our cylinder heads are engineered with optimized cooling channels and advanced aluminum alloys, giving them superior heat dissipation and long-term reliability, even under extreme operating conditions.

Strong Supply Capacity

With large in-house molds and stable factory stock, we support long-term, continuous supply—ideal for wholesalers, rebuilders, and heavy-duty engine workshops.

Rigorous Quality Assurance

We implement 100% pressure test and leak test across every head. Coupled with non-destructive inspection (NDT), we guarantee each piece meets stringent quality standards.

Brands We Cover

We supply cylinder heads and engine assemblies compatible with a wide range of leading automotive brands.

Start your cylinder head business with us

Partner with XINJIN for high-quality cylinder heads and cylinder parts. ISO-certified production, reliable supply, and consistent performance make it easy to grow your business.

FAQ

What's the MOQ?

We are a manufacturing factory and supply to many well-known brands worldwide.
Normally, we export to companies or distributors, so retail orders are not common. We do have a minimum production quantity requirement:

If it is a stock model, we can support as low as 1 set.
If it is a non-stock or customized model, the usual MOQ is 3 sets.

Do your products meet OEM specifications?

Yes, all our products are manufactured to OEM standards for direct replacement and reliable performance.

Do you offer customized casting numbers or logos?

Yes, we offer custom logo and casting code services upon request, especially for bulk orders.

What is the warranty period?

We provide a 12-month warranty covering manufacturing defects under normal use.

Can you supply complete cylinder heads with valves and camshaft?

Yes, we supply both bare heads and fully assembled heads depending on customer needs.

Can I get a sample before bulk ordering?

Yes, sample orders are available. Lead time for samples is usually 7–15 days depending on model availability.

Aluminum Raw Material

Casting Mold

Factory Warehouse

Finished Product Packaging