2.5L QR25DE DOHC Engine Assembly for Nissan Teana X-Trail Murano Terra

Precision Technical Specifications and Global Model Versatility

TheFuchuan Nissan QR25DE Engine Assembly utilizes an all-aluminum DOHC (Double Overhead Cam) 16-valve architecture, featuring a long-stroke design to generate massive low-end torque. This configuration is essential for heavy-duty urban and off-road driving. Key technical specifications include:

• Displacement: 2,488 cc (2.5L)

• Bore x Stroke: 89.0 mm × 100.0 mm

• Compression Ratio: 9.6:1 to 10.5:1 (Depending on model year)

• Power Output: Approx. 125–135 kW (170–182 hp) @ 6000 rpm

• Torque: 230–244 Nm @ 4000 rpm

This unit is the primary engine for high-volume models such as the Nissan X-Trail (T30/T31/T32),Altima (Teana),Rogue,Sentra, and the Frontier. By stocking the Fuchuan Nissan QR25DE Engine Assembly, your business can capture the lucrative replacement market for medium-sized utility vehicles.

Advanced Structural Engineering and Vibration Control

A defining feature of the Fuchuan Nissan QR25DE Engine Assembly is its focus on operational smoothness. Unlike many large-displacement four-cylinder engines, the QR25DE incorporates twin counter-rotating balance shafts to virtually eliminate second-order vibrations. Our manufacturing process utilizes high-pressure die-cast aluminum blocks and a micro-finished forged steel crankshaft to ensure structural rigidity. The Fuchuan Nissan QR25DE Engine Assembly also features Continuously Variable Valve Timing Control (CVTC) and a silent-type timing chain, significantly reducing internal friction and mechanical noise. These material choices guarantee superior thermal efficiency and extended service life.

Rigorous Quality Validation and Hot-Run Testing Protocols

To safeguard the reputation of our B2B partners, every Fuchuan Nissan QR25DE Engine Assembly undergoes a stringent multi-stage validation sequence. Before leaving our facility, each engine is subjected to a mandatory hot-run test. During this verification, our technical team monitors oil pressure stability, fuel rail synchronization, and CVTC solenoid response across various thermal ranges. We also perform a meticulous compression test on each cylinder to ensure a perfect seal. This rigorous quality control process guarantees that each Fuchuan Nissan QR25DE Engine Assembly arrives at your warehouse in peak mechanical condition, backed by our professional 12-month factory warranty.

Scalable Supply Chain and Professional B2B Logistics

Guangzhou Fuchuan is more than just a manufacturer; we are a dedicated supply chain partner for the global engine trade. We maintain a robust inventory of the Fuchuan Nissan QR25DE Engine Assembly to facilitate the rapid fulfillment of bulk container orders. To protect your investment, each Fuchuan Nissan QR25DE Engine Assembly is treated with industrial-grade anti-corrosion spray and secured in reinforced, export-standard plywood crates. With our 24/7 technical support and deep expertise in international customs documentation, we make the process of importing the Fuchuan Nissan QR25DE Engine Assembly seamless and profitable for your business.