Ferrea Valve Spring Kit for Toyota Supra 3.0L B58 Turbo

Ferrea Valve Spring Kit for Toyota Supra 3.0L B58 Turbo Optimize performance and reliability with the Ferrea Valve Spring Kit engineered specifically for the Toyota Supra 3.0L B58 turbocharged engine. Designed for enthusiasts and professional builders, this kit delivers consistent valve control at high RPM, improved durability, and reduced float during aggressive driving or tuning. Key Features Application: Direct fit for Toyota Supra 3.0L B58 turbo (engine-specific kit) High RPM stability: Precise spring rates and retainers minimize valve float under boost and high revs Durable construction: Premium alloy springs heat-treated for long life and fatigue resistance Complete kit: Includes matched springs, retainers, locks and shims where required for a correct install Performance tuning friendly: Ideal for ECU tuning, forced induction upgrades, and track use Benefits Gain consistent valve control, smoother throttle response, and increased confidence when pushing the B58 to its limits. Ferrea’s precision manufacturing reduces wear on valvetrain components and supports higher power goals while maintaining OEM fitment. Upgrade your Supra’s valvetrain with a purpose-built Ferrea spring kit for reliable performance on street or track.