XDP Heavy Duty High Boost Valve Spring Set 2003-2010 Ford 6.0L/6.4L Powerstroke

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Description

The Heavy Duty High Boost Valve Spring Set XD388 is an essential upgrade to strengthen and gain control of the valvetrain on your 2003-2010 Ford 6.0L/6.4L Powerstroke. These valve springs deliver improved valve control over a factory valve spring with increased spring pressure to minimize valve float.

Each spring endures a stress relief process and is computer load mapped to provide a high-quality product with long-term durability. Tested within 1 lb of seat pressure, the XD388 comes as a complete set and includes ‘s 1-year unlimited mileage warranty. Valve springs only, this set re-uses your factory retainers and locks.
Features:

Set of 32 Springs
100 Lb. Seat Pressure
Performance Valve Spring Kit
Essential For Elevated Boost Levels
1-Year Unlimited Mileage Warranty

Specifications:

Installed Height: 1.830 inch
Installed Pressure: 90lbs
100Lbs at .800 inch
252Lbs at 1.250 inch
Coil Bind: 1.14 inch

Additional information

Weight	4 lbs
Dimensions	13 × 4 × 4 in
Brand	XDP
MPN	XD388
Google Product Category	888

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