Supertech Toyota 4AGE 20v Exhaust Valve Springs - Set of 20
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Supertech Toyota 4AGE 20v Exhaust Valve Springs - Set of 20
Supertech single valve springs for the Toyota 4AGE 20V are manufactured from premium Superclean chrome-silicon-vanadium steel and computer-designed for optimal wire stress and controlled harmonics. This delivers precise valve control, resistance to valve float and durability under aggressive cam profiles and high-RPM operation.
The single-spring design is a lightweight, straightforward upgrade for moderate cam and RPM increases. Each spring is matched to Supertech retainers, locks and seat locators, and should be installed to the verified installed height with coil-bind clearance checked for the Toyota 4AGE 20V.
KEY FEATURES
- Superclean chrome-silicon-vanadium steel, computer-designed for controlled harmonics
- 6.70lbs/mm spring rate
- 46mm free length
- 14.40mm outer-spring ID
- Single inner-spring OD
- Single inner-spring ID
- Coil bind at 23.00mm
- Sold as a set of 20
- Direct-fit for the Toyota 4AGE 20V
APPLICATIONS
Recommended for Toyota 4AGE 20V builds running aggressive cams, raised RPM ceilings or forced induction. Pair with matched Supertech titanium or steel retainers, valve locks and seat locators for a complete valvetrain package.
