Perkins 452065-5003S TB2558 Turbocharger – Phaser 115Ti 4.0L Oil Cooled

Overview

Our premium aftermarket Perkins Phaser 115Ti turbocharger is engineered to resolve power loss, low boost, and oil leakage in high-utilization commercial trucks, refuse vehicles, and municipal transit buses. Built in strict alignment with Perkins’ legendary engineering standards—trusted worldwide as the heart of every great machine for off-highway and commercial vehicle turbo applications—our valvetrain-driven assemblies restore original throttle response. This replacement TB2558 (interchangeable with TB25 series) turbo is optimized for 4.0-liter Phaser 115Ti and 135Ti engines, directly replacing the OEM Perkins turbo 2674A150 and RVI 5001826792. Whether you are maintaining RVI Midliner commercial trucks, Dennis Eagle refuse trucks, or Optare Solo passenger buses, our assembly secures factory-spec manifold boost.

Frequent stop-and-go cycles in municipal transport can cause catastrophic compressor wheel damage from foreign object ingestion or oil contamination, resulting in thrust bearing wear and subsequent shaft scoring. Furthermore, intercooler blockage can lead to over-boosting, seal leakage, and blue exhaust smoke. To solve these critical vulnerabilities, our aftermarket Perkins turbo features hardened commercial-grade thrust bearings designed to withstand extreme axial loads. Cast with a premium K18 Inconel alloy turbine wheel (resisting temperatures up to 750°C) and dynamically balanced on high-speed VSR machines up to 150,000 RPM, our 452065-5003S (also compatible with 727530-5003 and 758817-0001) assembly prevents internal leak-back. Technical Tip: Before installing the new unit, always check the intercooler for trapped engine oil and metal debris.

Technical Specifications

Available Models

Our manufacturing facilities support a complete range of low-wear Perkins turbine assemblies. Check our Perkins turbocharger options for additional industrial and agricultural engine turbo choices to restore system intake pressures.

Equipment Compatibility

This 452065-5003S TB2558 turbocharger is a direct-fit component calibrated for various commercial transit, municipal waste, and regional distribution trucks:

Why Partner with Ruich Value

As a specialized commercial truck turbo manufacturer and direct alternative to a regional UK Perkins parts supplier, we provide micro-balanced turbocharging systems designed to maximize field uptime:

• Premium K18 Inconel Alloy Turbine Wheels: Our exhaust turbine wheels are cast from high-nickel K18 Inconel alloy, ensuring exceptional structural integrity and creep resistance under sustained gas temperatures up to 750°C.
• VSR Core Balancing up to 150,000 RPM: Every turbo cartridge kit (CHRA) undergoes dynamic Vibration Sorting Rig (VSR) testing at operational speeds to eliminate oil leakage and ensure quiet, whisper-smooth bearing rotation.
• Pre-Calibrated Wastegate Actuators: Pneumatic actuators are individually calibrated on electronic flow benches to precisely match original engine torque and boost curves, eliminating turbo lag.
• 100% Helium Leak and Oil Pressure Testing: To avoid micro-porosity in the turbine housings, all units are helium leak checked and hot oil pressure run before final cleanroom packaging.

Get a Quick Quote

📱 WhatsApp: +86 13889277673
📧 Email: [email protected]

⚡ Fast response | Factory direct | Global shipping | ISO 9001 Certified

For Turbocharger: Spare parts available – CHRA, actuator, repair kits. Part number required for final confirmation. Factory direct wholesale.