The AYM, AKN, and AJK are all 2.5L V6 TDI diesel engines from the Volkswagen Audi Group (VAG), part of the EA330 engine family. These engines were primarily used in Audi and Volkswagen models from the late 1990s to the mid-2000s and are known for strong low-end torque, excellent long-distance cruising ability, and solid fuel economy.
🔧 AYM / AKN / AJK 2.5 V6 TDI Engine Overview
| Spec | Detail |
|---|---|
| Engine Codes | AYM, AKN, AJK |
| Displacement | 2496cc (2.5L) |
| Configuration | V6, 90° |
| Valvetrain | DOHC, 24-valve |
| Fuel System | Bosch VP44 rotary injection pump (direct injection) |
| Turbocharger | Variable Geometry Turbo (VNT) |
| Intercooler | Yes |
| Power Output | |
| – AKN: 110 kW (150 hp) | |
| – AYM: 120 kW (163 hp) | |
| – AJK: 132 kW (180 hp) | |
| Torque | 310–370 Nm (varies by code) |
| Compression Ratio | 18.5:1 |
| Timing | Belt-driven (cam-to-cam via chain internally) |
| Fuel Type | Diesel |
| Emission Standard | Euro 3 / Euro 4 (late models) |
| Years Used | ~1997–2005 |
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