
- Precise Valve Alignment: The valve guide is a tube-shaped component pressed into the cylinder head, through which the valve stem passes. The SBI 140-3055 ensures the valve moves along a precise, stable path, critical for high-mileage and high-performance applications.
- Optimal Sealing and Compression: By maintaining correct valve alignment, the guide helps establish a proper seal between the valve face and its seat. This secure seal is paramount for preventing the loss of compression and safely containing the immense pressures of combustion, directly contributing to consistent engine power.
- Effective Heat Dissipation: The valve guide acts as a vital thermal pathway, efficiently transferring heat from the incredibly hot valve stem into the cooler cylinder head. This essential cooling function helps keep the valve at a safe operating temperature, preventing overheating and potential engine damage.
- OEM-Grade Quality: SBI manufactures the 140-3055 guides to strict standards for a wide range of Ford models, primarily those with the 6.0L and 6.4L Powerstroke engines built between 2003 and 2010, ensuring optimal durability and restoring peak engine performance.
- Chimney Diameter: 0.5120
- Chimney Height: 0.658
- I.D.: 0.2765
- Length: 2.331
- Material: IRON
- O.D.: 0.4395
- Type: 21-P

Maximize the longevity and performance of your 6.0L or 6.4L Powerstroke engine (2003-2010) with the S.B. International (SBI) 140-3055 Valve Guides. These precision-engineered components are a critical, yet often overlooked, element within your engine's cylinder head, serving to both support the intake and exhaust valves. Unlike generic parts, the SBI 140-3055 is manufactured to meet or exceed Original Equipment Manufacturer (OEM) specifications, guaranteeing a durable and precise fit essential for optimal operation and horsepower delivery. Installing these guides means investing in the heart of your engine's combustion efficiency.
Precise Valve Alignment: The valve guide is a tube-shaped component pressed into the cylinder head, through which the valve stem passes. The SBI 140-3055 ensures the valve moves along a precise, stable path, critical for high-mileage and high-performance applications.
Optimal Sealing and Compression: By maintaining correct valve alignment, the guide helps establish a proper seal between the valve face and its seat. This secure seal is paramount for preventing the loss of compression and safely containing the immense pressures of combustion, [...]
- Precise Valve Alignment: The valve guide is a tube-shaped component pressed into the cylinder head, through which the valve stem passes. The SBI 140-3055 ensures the valve moves along a precise, stable path, critical for high-mileage and high-performance applications.
- Optimal Sealing and Compression: By maintaining correct valve alignment, the guide helps establish a proper seal between the valve face and its seat. This secure seal is paramount for preventing the loss of compression and safely containing the immense pressures of combustion, directly contributing to consistent engine power.
- Effective Heat Dissipation: The valve guide acts as a vital thermal pathway, efficiently transferring heat from the incredibly hot valve stem into the cooler cylinder head. This essential cooling function helps keep the valve at a safe operating temperature, preventing overheating and potential engine damage.
- OEM-Grade Quality: SBI manufactures the 140-3055 guides to strict standards for a wide range of Ford models, primarily those with the 6.0L and 6.4L Powerstroke engines built between 2003 and 2010, ensuring optimal durability and restoring peak engine performance.
- Chimney Diameter: 0.5120
- Chimney Height: 0.658
- I.D.: 0.2765
- Length: 2.331
- Material: IRON
- O.D.: 0.4395
- Type: 21-P