0.450" Max Lift Spring Kit For '88-'06 Jeep 4.0L

The Ovate Wire Valve Spring Kit for Jeep 4.0L 1988-06 Applications supports the installation of up to .450" lift high performance cams. Featuring properly engineered valve springs that handle harmful dynamic valve train stress more efficiently, this kit increases greater RPM potential and durability. This spring upgrade also eliminates valve float issues associated with the stock valve springs. Includes the COMP Cams #983 Ovate Wire Valve Spring and #516 valve seals, this kit allows the re-use of stock retainers. Attributes GTIN: 00036584407706 Brand Name: COMP Cams Coil Bind Height: 1.15 Inside Diameter: 0836 Installed Height: 1.650 Installed Pressure: 126 Open Pressure: 290 Outside Diameter: 1.260 Spring Type: Ovate Cylindrical Includes Shims?: N/A Includes Seats?: N/A Spring Seat Type: N/A Includes Retainers?: No (Uses Stock) Damper: No Retainer Material: N/A Spring Rate: 410