Hyundai D4BH 2.5 Turbo Diesel Engine

The D4BH is the turbocharged version of Hyundai’s 2.5L diesel family. It’s basically an upgrade from the D4BA (2.5 non-turbo) and D4BB (2.6 non-turbo) engines, offering more power and torque while keeping reliability for commercial use.

🔧 Key Specifications:

• Engine Code: D4BH

• Displacement: 2.5L (2,476 cc)

• Configuration: Inline-4, SOHC, 8 valves

• Aspiration: Turbocharged (non-intercooled in early models, intercooler on later versions)

• Fuel System: Mechanical Diesel Injection Pump (Bosch-type rotary)

• Power Output: ~100–120 hp (depending on version)

• Torque: ~230–250 Nm

• Cooling: Water-cooled

🚐 Common Applications:

• Hyundai H100 / Porter (turbo diesel version)

• Hyundai Starex / H-1 Van

• Kia Bongo Frontier (Turbo Diesel variants)

• Light commercial trucks & minibuses

⭐ Highlights:

• Turbo power = stronger pulling capacity than D4BA / D4BB

• Excellent for heavy loads and long-distance taxis

• Durable with proper maintenance

• Easy to source parts due to wide use

• Common swap for H100 and Starex upgrades