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← Sany Crawler Excavators SY500H engines

Sany Crawler Excavators SY500H CUMMINS QSX12 400hp

2003–present · 400 hp · diesel
Stage 1
OriginalAfter tuningDiff
Power hp400 455 +55
Torque Nm2034 2355 +321
Power gain
+14%
Torque gain
+16%
Fuel economy −8%
Before
48.0 L / h
After tuning
44.1 L / h
Saves ≈ 3.9 L / h — about 3 885 L (over 1 000 engine-hours) ≈ €6 799
Estimate for a typical duty cycle · real saving depends on load & driving style
Ready to feel these +55 hp on the road?
Get your ready-to-flash Stage 1 file for the Sany Crawler Excavators SY500H
Order tuning file →
Stage 1 file: €140
✓ Original file back-up ✓ Delivered in ~30 min ✓ Support included
Power graph / Stage 1
PowerTorqueStock
dyno graph