Kelford Cams Kelford Camshaft Set - Gen 1 B58 KEL-CSS-B58-GEN1

Kelford Camshaft Set - Gen 1 B58

BMW B58 Gen1 - Stage 1 Street | Strip | Circuit Race | Road Race | Roll Race | Drift | E85 270° / 268° - 10.30mm / 10.15mm Valve Lift 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 Double VANOS for good throttle response and wide power band. Must have valve spring upgrade. BMW B58 Gen1 - Stage 2 Strip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85 285° / 280° - 10.30mm / 10.60mm Valve Lift 285°/280° stage 2 racing cams for professionally built BMW Gen 1 B58 engine making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in the fully open position when using an aftermarket throttle body. Must have valve spring upgrade. BMW B58 Gen1 - Stage 3 Strip | Drag Race | Roll Race | Drift | E85 | Methanol 288° / 288° - 10.35mm / 10.80mm Valve Lift 288° Stage 3 drag racing cams for professionally built B58 Gen 1 engines making 1200hp+. Turbo sizing 72mm+ on high boost. Fuel-type ethanol blend or methanol. Must use aftermarket high-flow plenum with a throttle body conversion. Recommend locking the Valvetronic system at 100% swing. Must have valve spring upgrade. High Performance Valve Spring Kit - B58 Kelford's performance valve spring and titanium retainer kit is designed to work with the B58B30 straight-6 engine. Made using high-performance PACALOY™, this kit is sure to offer outstanding performance. This kit is specifically engineered to work well with their Stage 1, Stage 2, and Stage 3 camshafts to provide exceptional quality, reliability, and performance. 90lb seat pressure at 36.5 mm installed height; 193lb at 11.0 mm valve lift Spring coil bind height at 23.6 mm
Kelford Cams Kelford Cams
T#: 25938620 | Part#: KEL-CSS-B58-GEN1
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Stage 1
Kelford Cams - Corporate Logo
T#: 25938616
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Part#: GEN1-270/268
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Stage 2
Kelford Cams - Corporate Logo
T#: 25938617
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Part#: GEN1-285/280
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Stage 3
Kelford Cams - Corporate Logo
T#: 25938618
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Part#: GEN1-288/288
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High Performance Valve Spring Kit
Kelford Cams - Corporate Logo
T#: 25938619
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Part#: KEL-HPVSK-B58
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Kelford Camshaft Set - Gen 1 B58
$2394.98

BMW B58 Gen1 - Stage 1

Street | Strip | Circuit Race | Road Race | Roll Race | Drift | E85

270° / 268° - 10.30mm / 10.15mm Valve Lift

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 Double VANOS for good throttle response and wide power band. Must have valve spring upgrade.

BMW B58 Gen1 - Stage 2 

Strip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85

285° / 280° - 10.30mm / 10.60mm Valve Lift

285°/280° stage 2 racing cams for professionally built BMW Gen 1 B58 engine making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in the fully open position when using an aftermarket throttle body. Must have valve spring upgrade.

BMW B58 Gen1 - Stage 3

Strip | Drag Race | Roll Race | Drift | E85 | Methanol

288° / 288° - 10.35mm / 10.80mm Valve Lift

288° Stage 3 drag racing cams for professionally built B58 Gen 1 engines making 1200hp+. Turbo sizing 72mm+ on high boost. Fuel-type ethanol blend or methanol. Must use aftermarket high-flow plenum with a throttle body conversion. Recommend locking the Valvetronic system at 100% swing. Must have valve spring upgrade.

High Performance Valve Spring Kit - B58

Kelford's performance valve spring and titanium retainer kit is designed to work with the B58B30 straight-6 engine. Made using high-performance PACALOY™, this kit is sure to offer outstanding performance.

This kit is specifically engineered to work well with their Stage 1, Stage 2, and Stage 3 camshafts to provide exceptional quality, reliability, and performance.

  • 90lb seat pressure at 36.5 mm installed height; 193lb at 11.0 mm valve lift
  • Spring coil bind height at 23.6 mm

Prop 65 WarningProp 65 Warning

Product Q&A

Lifetime Replacement

MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW F22 M240i B58 3.0L Use vehicle selector to confirm fitment
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BMW F30 340i B58 3.0L Use vehicle selector to confirm fitment
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BMW F33 440i B58 3.0L Use vehicle selector to confirm fitment
BMW F33 440i xDrive B58 3.0L Use vehicle selector to confirm fitment
BMW F34 340i xDrive B58 3.0L Use vehicle selector to confirm fitment
BMW F36 440i B58 3.0L Use vehicle selector to confirm fitment
BMW F36 440i xDrive B58 3.0L Use vehicle selector to confirm fitment
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*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.