Mercedes-Benz R 500 V8 Stage 1 Remap
On Mercedes-Benz R 500 V8 naturally aspirated engines a Stage 1 remap refines the ignition timing, fuelling and throttle response maps. Without a turbo the power gain is smaller than on turbocharged engines; the difference is felt mostly in throttle response and the mid-range. No hardware is changed and the original software is backed up.
It depends on the generation and the stock output. 500 V8 engines with 306–388 bhp reach 326–408 bhp with a Stage 1 remap; the largest gain is +20 bhp (500 V8 - 388hp). Pick your version in the table below.
Mercedes-Benz R 500 V8: Stage 1 figures by generation and year
Year / chassis: 2010 - 2013
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Mercedes-Benz R 500 V8 - 388hp | 388 → 408 bhp | 530 → 570 Nm | +20 bhp |
Year / chassis: 2006 - 2010
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Mercedes-Benz R 500 V8 - 306hp | 306 → 326 bhp | 460 → 485 Nm | +20 bhp |
| Mercedes-Benz R 500 V8 - 388hp | 388 → 408 bhp | 530 → 570 Nm | +20 bhp |