Catalog/ Agriculture, construction & industrial/ Sany/ Crawler Excavators SY500H
← Sany Crawler Excavators SY500H engines

Sany Crawler Excavators SY500H 11.9L QSG12 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
44.0 L / h
Saves ≈ 4.0 L / h — about 3 981 L (over 1 000 engine-hours) ≈ €6 967
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 from €120
Exact price depends on the ECU — confirmed when you upload the file
✓ Original file back-up ✓ Delivered in ~30 min ✓ Support included
Power graph / Stage 1
PowerTorqueStock
dyno graph