MCX Stage 2 upgradekit Yamaha Sidewinder/A-C 9000 2017- Tyst ljuddämpare 250hp
Stage 2 upgrade kit
The turbo, fuel pump and injectors can handle more power.
And the engine show no sign of detonation with higer boost when using pump gas 98 octane RON.
So with just some more electronics to avoid the boost safety system, we can rise the pressure more.
At just over 200 kPa total pressure, (=15 PSI turbo pressure at sea level) the injectors are fully open at lambda 0,80.
The engine delivers 250 hp at this point.
Like the stage one kit + some extra electric parts and new silicone air hoses to and from the intercooler.
These hoses can stand much higher heat and pressure compared to the stock air hoses.
Choose between five different colors to match your sled.