XDP XD388 HEAVY DUTY HIGH BOOST VALVE SPRING SET 2003-2010 FORD POWERSTROKE 6.0L/6.4L

The XDP XD388 Heavy Duty High Boost Valve Spring Set is the ultimate solution to enhance the valvetrain performance of your 2003-2010 Ford Powerstroke 6.0L/6.4L engine. With a set of 32 springs included, this kit is designed to provide improved valve control over stock valve springs, ensuring minimized valve float even under high boost levels.

Crafted through a meticulous stress relief process and computer load mapping, each valve spring in the XD388 set guarantees exceptional durability and long-lasting performance. Tested within 1 lb of seat pressure to meet the highest standards, these valve springs maintain a consistent 100 lb seat pressure, offering reliable support for your engine's valvetrain.

The XDP XD388 High Boost Valve Spring Set features an installed height of 1.830 inches and installed pressure of 90 lbs, with a peak pressure of 100 lbs at .800 inches and 252 lbs at 1.250 inches. The coil bind is set at 1.14 inches, ensuring precise and secure functionality.

Essential for applications with elevated boost levels, this performance valve spring kit is backed by XDP's 1-year unlimited mileage warranty for added peace of mind. Upgrade your Ford Powerstroke engine with the XDP XD388 Heavy Duty High Boost Valve Spring Set for optimized valvetrain control and enhanced engine performance.