Ferrea Dual Valve Springs for Toyota Supra 2JZ 2JZGE 2JZGTE Add Retainers & Locators:Yes (High Pressure) The slope of both lines

The slope of both lines is the same

Custom Intake Runner Anodizing:  Standard billet

BOLT PATTERN: 5 x 4

Available in raw finish or select powder coating or polishing options on the fan shroud

Ferrea Dual Valve Springs for Toyota Supra 2JZ 2JZGE 2JZGTE Add Retainers & Locators:Yes (High Pressure) The slope of both linesFerrea Dual Valve Springs for Toyota Supra 2JZ 2JZGE 2JZGTE Our Take Like all of their products, Ferrea's Valve Springs Set the standard for aftermarket performance on the 2JZ Cylinder Head. This Dual Valve Spring Kit is recommended for any Toyota 2JZ utilizing aftermarket camshafts. This kit REQUIRES use of Ferrea Titanium Retainer #E11037 and BOTH Ferrea Spring Seat Locator #SL1001 and Factory supplied Spring Seat Locator. You can add the retainer