​The Ferrea Valve Lock TB48, Set of 24 features 6mm radial groove steel locks engineered for the Nissan TB48DE engine, ensuring precise fitment and durability in high-performance applications.

The Ferrea Titanium Retainer TB48 Single (Set of 24) provides lightweight, high-strength retainers for single valve spring setups in Nissan TB48 engines.

​The Ferrea Titanium Retainer TB48 Dual (Set of 24) offers lightweight, high-strength retainers designed for dual valve spring setups in Nissan TB48 engines, enhancing valvetrain stability in high-performance applications.

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

The Ferrea Seat Locator TB48 (Set of 24) ensures precise spring alignment and stability for high-performance Nissan TB48 engine builds.

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.

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 Dual Valve Spring TB48 (Set of 24) delivers superior valvetrain control and durability for high-performance Nissan TB48 engines.

Exhaust Headers TB48 (6 in 1) Set – 3.5" for optimized exhaust flow and power gain.

​The EMG Loom 1FZ TB48 Coil Connector is a specialized wiring harness designed for Toyota 1FZ and Nissan TB48 engines, facilitating reliable ignition coil connections.