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XD389 XDP Performance Valve Spring & Retainer Kit - Dodge 5.9L Cummins 1989-1998

SKU: XD389
Référence fabricant: XD389
The XDP Performance Valve Spring & Retainer Kit features a conical design that offers improved valve control over a basic straight spring, it can be used it a wide range of applications making it the perfect option for your 1989-1998 5.9L Cummins truck.

Spécifications produits

Attribute name Attribute value
Truck Type/Model Dodge
Type de produit Valve Springs
Brand XDP (Xtreme Diesel Performance)
$547.20

Overview

The conical design of the XDP Performance Valve Spring & Retainer Kit offers improved valve control over a basic straight spring. The conical shape allows for a smaller and lighter weight spring retainer that is more robust due to the reduction in size. Unlike other aftermarket valve springs this valve spring kit can be used on a wide range of applications from stock to race-built engines making it the perfect "one and done" upgrade that lets you upgrade in the future to support more power. Each spring is subjected to a stress relief process and is computer load mapped to give a superior-quality product with long term resilience. Tested with 1 lb of seat pressure this valve spring & retainer set comes complete with locks, retainers, springs and is supported with 1 year of warranty. 

Features

  • Conical spring design 
  • Safe to operate up to 5,000 RPM
  • Essential for elevated boost levels 
  • Complete set of springs, locks & retainers 

Specifications

  • Installed height: 1.940"
  • Installed pressure: 172 lbs
  • Open pressure: 375 lbs @1.275" 
  • Coil bind 1.225"