Volkswagen Transporter T5 Passat B6 Caddy 2K Cylinder Head 1.9 TDI 038103373R

Volkswagen Transporter T5 Passat B6 Caddy 2K Cylinder Head 1.9 TDI is an original component from the Cylinder Heads group, designed for popular Volkswagen commercial and passenger models. This used cylinder head provides a solid foundation for professional repair or overhaul of the 1.9 TDI unit, allowing for the preservation of the engine's factory performance characteristics.

Specifications and technical data

• SKU: 03G103351C
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 03G103351C
• Substitutable numbers: 03G103351C, 03G 103 351 C, 038103373R, 038 103 373 R
• Part type: Cylinder Head Assembly
• Category: Cylinder Heads

Application and compatibility

The presented cylinder head is designed for the 1.9 TDI diesel engine installed in Volkswagen Transporter T5, Volkswagen Passat B6, and Volkswagen Caddy 2K models. By maintaining the original geometry of the intake and exhaust ports, as well as the factory mounting points for accessories, this component allows for the precise restoration of operating conditions intended by the manufacturer. Its original Volkswagen origin ensures proper fitment with the engine block, fuel injection system, and cooling system, which is crucial when overhauling TDI units used in both fleet and private vehicles.

Construction and technical features of the cylinder head

The 1.9 TDI cylinder head for the Transporter T5, Passat B6, and Caddy 2K has been designed as a rigid component of the crank-piston system, resistant to thermal and mechanical loads. The design provides for precise valve guidance, properly shaped combustion chambers, and ports ensuring efficient cylinder filling with the air-fuel mixture and effective exhaust gas discharge. The layout of oil and coolant channels in the cylinder head promotes engine temperature stabilization, which is significant for the durability of the 1.9 TDI unit under intensive operating conditions. Properly designed mating surfaces facilitate a tight seal with the engine block when using the correct gasket, reducing the risk of blow-by and leaks.

Benefits of using an original Volkswagen cylinder head

Using an original cylinder head from the 1.9 TDI family allows for maintaining engine performance parameters close to factory specifications, which translates into stable operation, predictable performance, and proper interaction with the control electronics. This is particularly important in commercial vehicles, where reliability and consistent drivetrain behavior are essential. For workshops and service centers specializing in the Volkswagen brand, a significant advantage is the ability to use existing service documentation and assembly procedures, which speeds up the repair process. A used cylinder head also represents a cost-effective solution for engine overhauls in older Transporter T5, Passat B6, and Caddy 2K models, where an optimal price-to-functionality ratio is key.

Condition, verification, and preparation for installation

The item is offered as a used part, which means that a detailed verification in a specialized workshop is recommended before installation. In practice, this includes, among other things, checking the flatness of the mating surface, assessing the condition of valve seats and guides, potential resurfacing, and replacing wear-and-tear components in accordance with manufacturer procedures. A cylinder head prepared in this way can be used both for a standard 1.9 TDI unit overhaul and for more extensive service work, where maintaining the original engine architecture is crucial. For additional support when planning engine repairs, it is worth checking out the practical tips in the article Buying a used engine: 5 things you must check before installation, which helps organize the inspection process for powertrain components.

Expanding work within the engine system

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other components from the same group, such as other cylinder heads, cylinder head covers, or compatible mounting elements, check out the available parts in the Volkswagen Cylinder Heads category.