Kelford BMW B58 Gen1 Performance Cams 257-A

BMW Gen1 B58 Stage 1 Performance Camshaft - 270°/268° cams to suit BMW's Gen 1 B58 engine with bolt on intake, exhaust and turbo upgrades. For an engine producing around 550-750hp running a 58-68mm turbo. Still maintains full use of Valvetronic and Dual VANOS for good throttle response and wide power band. Must have valve spring upgrade, Kelford Cams recommend valve spring KVS57-BT. BMW have released these engines in several revisions. To simplify things the Kelford team have named these revisions Gen 1, Gen 1.5 & Gen 2 Please use attached "Generation Picker" document to ensure correct camshaft selection. If you are unsure of the generation of your engine please contact the sales team & they will make sure you get the correct camshafts