Mack Trucks Econodyne

I (1990 - 2005) · AI-427 12.0 432hp (318kW) 1979Nm

Stage 1

	Original	After tuning	Diff
Power hp	432	490	+58
Torque Nm	1979	2295	+316

Power gain

+13%

Torque gain

+16%

Fuel economy −7%

Before

~~28.8~~ L / 100 km

After tuning

26.8 L / 100 km

Saves ≈ 2.0 L / 100 km — about 1 988 L (over 100 000 km) ≈ €3 479

Estimate for a typical duty cycle · real saving depends on load & driving style

Power graph / Stage 1

PowerTorqueStock