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XD388 XDP Heavy Duty High Boost Valve Spring Set - Ford 6.0L/6.4L Powerstroke 2003-2010

SKU: XD388
Référence fabricant: XD388
The XDP Heavy Duty High Boost Valve Spring Set delivers increased strength and improved valve control in your 6.0L/6.4L Powerstroke truck.

Spécifications produits

Attribute name Attribute value
Truck Type/Model Ford
Type de produit Valve Springs
Brand XDP (Xtreme Diesel Performance)


The XDP High Boost Valve Spring set is an essential upgrade to strengthen and gain control of the valvetrain in your truck, the valve springs deliver improved 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 these valve springs come as a complete set and include 1 year of warranty. 


  • Set of 32 springs
  • Re-uses factory retainers & locks 
  • 100 lb seat pressure 
  • Installed height: 1.830"
  • Installed pressure: 90lbs
  • 100 lbs @ .800"
  • 252 lbs @ 1.250"
  • Coil bind: 1.14"