Mack Trucks Econodyne

I (1990 - 2005) · AC-400 12.0 405hp (298kW) 1979Nm

Stage 1

	Original	After tuning	Diff
Power hp	405	480	+75
Torque Nm	1979	2370	+391

Power gain

+19%

Torque gain

+20%

Fuel economy −6%

Before

~~27.0~~ L / 100 km

After tuning

25.3 L / 100 km

Saves ≈ 1.7 L / 100 km — about 1 703 L (over 100 000 km) ≈ €2 980

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

Power graph / Stage 1

PowerTorqueStock