4.3L 3UZ 3UZ-FE V8 Engine Assembly for Toyota Lexus LS430 Majesta

The Fuchuan Toyota 3UZ Engine Assembly is a meticulously crafted 4.3L DOHC V8 gasoline engine, developed as an OE-matching replacement for Toyota’s top-tier luxury sedans and high-performance premium models. Fully adhering to Toyota’s original factory standards and certified to ISO 9001, this assembly stands out for refined smoothness, quiet operation and linear power delivery—tailored for luxury driving demands, making it a trusted choice for auto repair shops, premium parts distributors and Toyota luxury vehicle owners needing a dependable 4.3L V8 engine replacement.

Integrated with Toyota’s advanced dual VVT-i (Variable Valve Timing with Intelligence) and electronic sequential fuel injection system, the Fuchuan Toyota 3UZ Engine Assembly features a high-strength aluminum alloy cylinder block and head, optimized for minimal vibration and efficient heat dissipation to ensure a serene cabin environment. It delivers a steady 282hp/5600rpm and 417Nm/3400rpm torque, with power output that is smooth and responsive rather than aggressive—perfectly matching the elegant driving experience of luxury sedans.

The Fuchuan Toyota 3UZ Engine Assembly enables seamless direct replacement for iconic Toyota luxury and high-performance models, including Toyota Crown Majesta (S180/S200), Lexus LS430 (UCF30), Lexus GS430 (UZS160) and Toyota Soarer (UZZ31). Engineered to perfectly align with the original vehicle’s electronic control systems, suspension tuning and exhaust sound dampening, it requires no secondary modification, significantly reducing installation time and ensuring the vehicle retains its factory-level luxury driving performance post-installation.

Fuchuan implements stringent full-process quality control specifically optimized for the Fuchuan Toyota 3UZ Engine Assembly’s premium positioning. Each unit undergoes 100% factory hot-run testing, vibration and noise reduction verification, and precision power output calibration—all tailored to meet Toyota’s luxury powertrain standards—before shipment. Backed by a 12-month extendable warranty, this assembly provides solid protection for OE replacement, luxury vehicle overhaul and premium maintenance, alleviating after-sales concerns for users who prioritize refined performance.