Catalog/ Agriculture, construction & industrial/ LiuGong/ Tier 3 excavators
← LiuGong Tier 3 excavators engines

LiuGong Tier 3 excavators 6.7L QSB6.7 173hp

2003–present · 173 hp · diesel
Stage 1
OriginalAfter tuningDiff
Power hp173 205 +32
Torque Nm881 980 +99
Power gain
+18%
Torque gain
+11%
Fuel economy −9%
Before
20.8 L / h
After tuning
18.9 L / h
Saves ≈ 1.9 L / h — about 1 885 L (over 1 000 engine-hours) ≈ €3 299
Estimate for a typical duty cycle · real saving depends on load & driving style
Ready to feel these +32 hp on the road?
Get your ready-to-flash Stage 1 file for the LiuGong Tier 3 excavators
Order tuning file →
Stage 1 file: €140
✓ Original file back-up ✓ Delivered in ~30 min ✓ Support included
Power graph / Stage 1
PowerTorqueStock
dyno graph