Mercedes-Benz SL 63 AMG V8 BiTurbo 537hp R231 – 2012 – 2015 £349.00 Buy Now StandardDyno ChiptuningDifferenceBHP537hp660hp123hpTorque800Nm900Nm100NmEngine SpecificationsRead methodsAdditional optionsType of Fuel PetrolMethod ChiptuningTuning type Stage 1Cylinder content 6208 CCEngine ECU Bosch MED17.7.3Compression ratio 11.3 : 1Bore X stroke 102.2 X 94.6 mmEngine number M157 muratk2023-01-05T10:11:21+00:00