二手 Volvo D12D engine 在 安庆市, 安徽省, 中国

The Volvo D12D, a 12.1 - liter in - line 6 - cylinder diesel powerhouse, is a marvel of engineering. It features direct injection and intercooling, with a compression ratio of 18.1:1 for models like the 420 hp, 460 hp, and 500 hp variants.

This turbocharged engine, with a bore of 131 mm and a stroke of 150 mm, meets strict Tier 3/Stage IIIA emissions standards. It has a fully - overlapping cylinder head with 4 valves per cylinder and an overhead camshaft, ensuring optimal air - fuel mixing. The electronically - controlled unit injectors contribute to precise fuel delivery, enhancing combustion efficiency.

The wet and replaceable cylinder liners, along with an advanced cooling system for the cylinder liners and block head, improve heat dissipation, ensuring reliable operation even under heavy loads. With power outputs ranging from 309 kW (420 hp) to 368 kW (500 hp) at 1700 - 1800 rpm and substantial torque, it's a top - choice for heavy - duty applications like trucks and certain construction equipment.