Dodge Viper 8.4 V10 Stage 1 Remap
On Dodge Viper 8.4 V10 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. 8.4 V10 engines with 600–640 bhp reach 620–670 bhp with a Stage 1 remap; the largest gain is +30 bhp (8.4 V10 640hp). Pick your version in the table below.
Dodge Viper 8.4 V10: Stage 1 figures by generation and year
Year / chassis: 2008+
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Dodge Viper 8.4 V10 SRT-10 600hp | 600 → 620 bhp | 760 → 790 Nm | +20 bhp |
| Dodge Viper 8.4 V10 640hp | 640 → 670 bhp | 815 → 875 Nm | +30 bhp |