BMW S58 | Stage 1
Street | Strip | Circuit Race | Road Race | Roll Race | Drift | E85
288° / 268° – 10.30mm / 10.15mm Valve Lift
BMW M Series camshafts designed for S58 engines with bolt on intake, exhaust and turbo upgrades. For engines producing around 600-850hp running a 60-68mm turbo. Maintains full use of Valvetronic and Dual VANOS for great throttle response and wide power band. Must have valve spring upgrade. Kelford recommends their High Performance Valve Spring Kit.
BMW S58 | Stage 2
Strip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85
292° / 280° – 10.40mm / 10.60mm Valve Lift BMW M Series Racing Camshafts professionally built BMW S58 engines making 800hp-1400hp. Turbo sizing 66-75mm. Great with aftermarket intake plenums. Maintains full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body. Must have valve spring upgrade. Kelford recommends their High Performance Valve Spring Kit. Note: Must check intake intermediate rockers for clearance to the new racing cam lobe; OEM pressed steel rockers have sharp edges which may damage the bigger cam lobe. Trim and deburr as necessary.
BMW S58 | Stage 3
Strip | Drag Race | Roll Race | Drift | E85 | Methanol
298° / 288° – 10.40mm / 10.80mm Valve Lift
BMW M Series Stage 3 drag racing cams designed for professionally built S58 engines producing 1400hp+. Turbo sizing 76mm+ on high boost. Ethanol blend or methanol. Must have valve spring upgrade. Kelford recommends their High Performance Valve Spring Kit.
Note: Must check intake intermediate rockers for clearance to the new racing cam lobe; OEM pressed steel rockers have sharp edges which may damage the bigger cam lobe. Trim and deburr as necessary.
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