The Ferrea Single Valve Spring TB48 (Set of 24) delivers high-performance valve control for Nissan TB48 engines, ideal for high-RPM applications.

Ferrea Single Valve Spring Kit for Toyota 2JZ-GTE, set of 24, PAC alloy, designed for high-performance applications up to 1,200 whp, requires separate titanium retainers.

Ferrea Single Valve Spring for Toyota 1GR-FE, set of 24, PAC alloy, optimized for high RPM stability and performance

The Ferrea Single Valve Spring for the 1FZFE engine is available as a set of 24, engineered for reliable performance and enhanced engine efficiency.

Ferrea Intake Valve Seal for Toyota 2JZ-GTE, set of 12, high-quality rubber, prevents oil consumption

These valves are designed to handle the extreme heat requirements and punishment of today’s Nitro Fuels, Supercharged, Turbocharged, Nitrous Oxide. Many Top Fuel and Funny Car teams can confirm the performance and reliability of these valves which are now available for many engine combinations including Drag Race, Time Attack, Road Race, Endurance.

The Ferrea Intake Valve Kit TB48 +1.5mm (Set of 12) offers larger valves for improved airflow and engine performance, designed for Nissan TB48 engines.

The Ferrea Intake Valve Kit for LS3, 2.165" 12deg, Set of 8, features high-performance valves made from EV8 stainless steel with a 12° underhead angle, designed for high-revving LS3 engine builds.

Ferrea Intake Valve Kit for Toyota 2JZ-GTE, +1mm oversize, set of 12, aerospace-grade EV8-Z18 alloy

The Ferrea Intake Valve Kit for Toyota 1GR-FE engines (+1mm oversize, set of 12)

The Ferrea Intake Valve Kit for the 1FZFE engine features a set of 12 valves, each +3mm, specifically engineered to optimize engine performance and airflow.

The Ferrea Intake Valve Kit for the 1FZFE engine includes 12 high-quality +1mm valves designed to enhance airflow and improve performance.

Ferrea VG1066 Intake Valve Guide Set (8 pcs) for L92 engines, copper/bronze alloy, 0.501" OD x 0.500" ID x 2.000" length.

Ferrea Intake Valve Guide for Toyota 2JZ-GTE, standard size, set of 12, made from high-quality alloy for optimal performance and durability.

Ferrea Intake Valve Guide for Toyota 2JZ-GTE, +.001" oversize, set of 12, copper-bronze alloy, optimized for high-performance stability

Ferrea Intake Valve Guide for Toyota 1FZ-FE, set of 12, copper-bronze alloy, designed for high-performance and durability

Ferrea Exhaust Valve Seal set for 2JZ-GTE, includes 12 seals for optimal engine performance.

Ferrea Exhaust Valve Kit for TB48, +1mm oversized, includes 12 valves engineered for enhanced airflow and performance.

Ferrea Exhaust Valve Kit for TB48, +1.5mm oversized, includes 12 valves designed for optimal airflow and improved engine performance.

The Ferrea Exhaust Valve Kit for LS3, 1.600" 24deg, Set of 8, features high-performance EV8 stainless steel valves with a 24° tulip design, perfect for high-revving and high-horsepower LS3 engine builds.