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Komatsu PC1250 and PC1200 Engine Replacement: Two Machines, Two Answers
Two machines, two answers. A Komatsu PC1250-8 left the factory with a SAA6D170E-5 — 23.15 litres, inline-six, 170 mm bore and stroke, 514 kW gross

Komatsu SAA6D170E-5 Engine in the PC1250-8 Hydraulic Mining Excavator
1. Background In the 100-tonne-plus mining excavator class, the engine is the single component that decides whether a loading tool keeps pace with the haul

Cummins QST30-C1050 Engine in the NHI TR100A Mining Dump Truck
1. Background Inner Mongolia North Heavy Industries Group (NHI / NHL, 北方重工) developed the TR100A as the upgraded successor to its earlier TR100 rigid mining

Cummins QSK23-C760 Engine Repower on a Komatsu PC1200 Excavator
1. Background An open-pit mining operation runs a Komatsu PC1200 (120-ton class) crawler excavator for blasted-rock loading and continuous truck-loading duty. The machine was originally

Cummins QSM11 Engine in the Versatile 2375 Tractor
1. Background The Versatile 2375, built by Buhler Versatile in Winnipeg, Manitoba, Canada (production years 2000–2008), is a 375 HP articulated four-wheel-drive tractor engineered for